From 27dec6e390251812fc55f940c3bbeb8c728f93a1 Mon Sep 17 00:00:00 2001
From: Martin McKeaveney <martin@budibase.com>
Date: Wed, 10 Apr 2024 17:03:15 +0100
Subject: [PATCH 01/20] Update auth.ts

---
 packages/worker/src/api/controllers/global/auth.ts | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/packages/worker/src/api/controllers/global/auth.ts b/packages/worker/src/api/controllers/global/auth.ts
index 86c90f9cd3..530a1df102 100644
--- a/packages/worker/src/api/controllers/global/auth.ts
+++ b/packages/worker/src/api/controllers/global/auth.ts
@@ -35,8 +35,7 @@ async function passportCallback(
   info: { message: string } | null = null
 ) {
   if (err) {
-    console.error("Authentication error")
-    console.error(err)
+    console.error("Authentication error", err)
     console.trace(err)
     return ctx.throw(403, info ? info : "Unauthorized")
   }

From 639b8970f94653b2e7a45826aa0aa1a08e19ab14 Mon Sep 17 00:00:00 2001
From: Martin McKeaveney <martinmckeaveney@gmail.com>
Date: Wed, 10 Apr 2024 17:27:15 +0100
Subject: [PATCH 02/20] adding lint rule for console.error

---
 .eslintrc.json              |  3 ++-
 eslint-local-rules/index.js | 20 ++++++++++++++++++++
 2 files changed, 22 insertions(+), 1 deletion(-)

diff --git a/.eslintrc.json b/.eslintrc.json
index 525072dc6c..fce6a9e27d 100644
--- a/.eslintrc.json
+++ b/.eslintrc.json
@@ -43,7 +43,8 @@
       "rules": {
         "no-unused-vars": "off",
         "@typescript-eslint/no-unused-vars": "error",
-        "local-rules/no-budibase-imports": "error"
+        "local-rules/no-budibase-imports": "error",
+        "local-rules/no-console-error": "error"
       }
     },
     {
diff --git a/eslint-local-rules/index.js b/eslint-local-rules/index.js
index a4866bc1f8..d80aaf096d 100644
--- a/eslint-local-rules/index.js
+++ b/eslint-local-rules/index.js
@@ -1,4 +1,24 @@
 module.exports = {
+  "no-console-error": {
+    create: function(context) {
+      return {
+        CallExpression(node) {
+          if (
+            node.callee.type === "MemberExpression" &&
+            node.callee.object.name === "console" &&
+            node.callee.property.name === "error" &&
+            node.arguments.length === 1 &&
+            node.arguments[0].name.startsWith("err")
+          ) {
+            context.report({
+              node,
+              message: 'Using console.error(err) on its own is not allowed. Either provide context to the error (console.error(msg, err)) or throw it.',
+            })
+          }
+        },
+      };
+    },
+  },
   "no-budibase-imports": {
     create: function (context) {
       return {

From 4a6e1b7192a6f3973232125e00191984945b6405 Mon Sep 17 00:00:00 2001
From: Martin McKeaveney <martinmckeaveney@gmail.com>
Date: Wed, 10 Apr 2024 17:39:12 +0100
Subject: [PATCH 03/20] fix all cases of lint rule

---
 eslint-local-rules/index.js                                 | 1 +
 packages/backend-core/src/auth/auth.ts                      | 2 --
 packages/backend-core/src/middleware/authenticated.ts       | 2 --
 packages/backend-core/src/middleware/errorHandling.ts       | 2 +-
 packages/backend-core/src/middleware/passport/sso/google.ts | 1 -
 packages/backend-core/src/middleware/passport/sso/oidc.ts   | 2 --
 packages/backend-core/src/migrations/migrations.ts          | 1 -
 packages/server/specs/generate.ts                           | 2 +-
 packages/server/src/integrations/oracle.ts                  | 2 +-
 packages/server/src/utilities/fileSystem/filesystem.ts      | 2 +-
 10 files changed, 5 insertions(+), 12 deletions(-)

diff --git a/eslint-local-rules/index.js b/eslint-local-rules/index.js
index d80aaf096d..e88642c905 100644
--- a/eslint-local-rules/index.js
+++ b/eslint-local-rules/index.js
@@ -8,6 +8,7 @@ module.exports = {
             node.callee.object.name === "console" &&
             node.callee.property.name === "error" &&
             node.arguments.length === 1 &&
+            node.arguments[0].name &&
             node.arguments[0].name.startsWith("err")
           ) {
             context.report({
diff --git a/packages/backend-core/src/auth/auth.ts b/packages/backend-core/src/auth/auth.ts
index 87ac46cf1c..098e874863 100644
--- a/packages/backend-core/src/auth/auth.ts
+++ b/packages/backend-core/src/auth/auth.ts
@@ -64,7 +64,6 @@ async function refreshOIDCAccessToken(
     }
     strategy = await oidc.strategyFactory(enrichedConfig, ssoSaveUserNoOp)
   } catch (err) {
-    console.error(err)
     throw new Error("Could not refresh OAuth Token")
   }
 
@@ -99,7 +98,6 @@ async function refreshGoogleAccessToken(
       ssoSaveUserNoOp
     )
   } catch (err: any) {
-    console.error(err)
     throw new Error(
       `Error constructing OIDC refresh strategy: message=${err.message}`
     )
diff --git a/packages/backend-core/src/middleware/authenticated.ts b/packages/backend-core/src/middleware/authenticated.ts
index d357dbdbdc..69dba27c43 100644
--- a/packages/backend-core/src/middleware/authenticated.ts
+++ b/packages/backend-core/src/middleware/authenticated.ts
@@ -138,7 +138,6 @@ export default function (
         } catch (err: any) {
           authenticated = false
           console.error(`Auth Error: ${err.message}`)
-          console.error(err)
           // remove the cookie as the user does not exist anymore
           clearCookie(ctx, Cookie.Auth)
         }
@@ -187,7 +186,6 @@ export default function (
       }
     } catch (err: any) {
       console.error(`Auth Error: ${err.message}`)
-      console.error(err)
       // invalid token, clear the cookie
       if (err?.name === "JsonWebTokenError") {
         clearCookie(ctx, Cookie.Auth)
diff --git a/packages/backend-core/src/middleware/errorHandling.ts b/packages/backend-core/src/middleware/errorHandling.ts
index 2b8f7195ed..08f9f3214d 100644
--- a/packages/backend-core/src/middleware/errorHandling.ts
+++ b/packages/backend-core/src/middleware/errorHandling.ts
@@ -12,7 +12,7 @@ export async function errorHandling(ctx: any, next: any) {
     if (status >= 400 && status < 500) {
       console.warn(err)
     } else {
-      console.error(err)
+      console.error("Got 400 response code", err)
     }
 
     let error: APIError = {
diff --git a/packages/backend-core/src/middleware/passport/sso/google.ts b/packages/backend-core/src/middleware/passport/sso/google.ts
index 2a08ad7665..37a043cf0b 100644
--- a/packages/backend-core/src/middleware/passport/sso/google.ts
+++ b/packages/backend-core/src/middleware/passport/sso/google.ts
@@ -68,7 +68,6 @@ export async function strategyFactory(
       verify
     )
   } catch (err: any) {
-    console.error(err)
     throw new Error(`Error constructing google authentication strategy: ${err}`)
   }
 }
diff --git a/packages/backend-core/src/middleware/passport/sso/oidc.ts b/packages/backend-core/src/middleware/passport/sso/oidc.ts
index 061e0507aa..35e6ee9fb0 100644
--- a/packages/backend-core/src/middleware/passport/sso/oidc.ts
+++ b/packages/backend-core/src/middleware/passport/sso/oidc.ts
@@ -103,7 +103,6 @@ export async function strategyFactory(
     strategy.name = "oidc"
     return strategy
   } catch (err: any) {
-    console.error(err)
     throw new Error(`Error constructing OIDC authentication strategy - ${err}`)
   }
 }
@@ -142,7 +141,6 @@ export async function fetchStrategyConfig(
       callbackURL: callbackUrl,
     }
   } catch (err) {
-    console.error(err)
     throw new Error(
       `Error constructing OIDC authentication configuration - ${err}`
     )
diff --git a/packages/backend-core/src/migrations/migrations.ts b/packages/backend-core/src/migrations/migrations.ts
index 3f033b8cdb..fe6bc17386 100644
--- a/packages/backend-core/src/migrations/migrations.ts
+++ b/packages/backend-core/src/migrations/migrations.ts
@@ -26,7 +26,6 @@ export const getMigrationsDoc = async (db: any) => {
     if (err.status && err.status === 404) {
       return { _id: DocumentType.MIGRATIONS }
     } else {
-      console.error(err)
       throw err
     }
   }
diff --git a/packages/server/specs/generate.ts b/packages/server/specs/generate.ts
index ade667ea66..eea00f83aa 100644
--- a/packages/server/specs/generate.ts
+++ b/packages/server/specs/generate.ts
@@ -76,7 +76,7 @@ function writeFile(output: any, filename: string) {
     console.log(`Wrote spec to ${path}`)
     return path
   } catch (err) {
-    console.error(err)
+    console.error("Error writing spec file", err)
   }
 }
 
diff --git a/packages/server/src/integrations/oracle.ts b/packages/server/src/integrations/oracle.ts
index f6ec593f2f..8105edfef8 100644
--- a/packages/server/src/integrations/oracle.ts
+++ b/packages/server/src/integrations/oracle.ts
@@ -378,7 +378,7 @@ class OracleIntegration extends Sql implements DatasourcePlus {
         try {
           await connection.close()
         } catch (err) {
-          console.error(err)
+          console.error("Error connecting to Oracle", err)
         }
       }
     }
diff --git a/packages/server/src/utilities/fileSystem/filesystem.ts b/packages/server/src/utilities/fileSystem/filesystem.ts
index add587cdea..b0a67ac94e 100644
--- a/packages/server/src/utilities/fileSystem/filesystem.ts
+++ b/packages/server/src/utilities/fileSystem/filesystem.ts
@@ -43,7 +43,7 @@ export const checkDevelopmentEnvironment = () => {
     error = "Must run via yarn once to generate environment."
   }
   if (error) {
-    console.error(error)
+    console.error("Error during development environment check", error)
     process.exit(-1)
   }
 }

From c2cd2d4e61090358a0601806ecff83791b64fb59 Mon Sep 17 00:00:00 2001
From: Martin McKeaveney <martinmckeaveney@gmail.com>
Date: Thu, 11 Apr 2024 16:00:30 +0100
Subject: [PATCH 04/20] account portal submodule

---
 packages/account-portal | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/packages/account-portal b/packages/account-portal
index a0ee9cad8c..bd0e01d639 160000
--- a/packages/account-portal
+++ b/packages/account-portal
@@ -1 +1 @@
-Subproject commit a0ee9cad8cefb8f9f40228705711be174f018fa9
+Subproject commit bd0e01d639ec3b2547e7c859a1c43b622dce8344

From 3cdc0525c61758c621a9f380a416c8f91990496e Mon Sep 17 00:00:00 2001
From: Andrew Kingston <andrew@kingston.dev>
Date: Mon, 15 Apr 2024 15:29:11 +0100
Subject: [PATCH 05/20] Fix crashing when swapping conditional UI settings
 between invalid value types

---
 .../_components/Component/ConditionalUIDrawer.svelte             | 1 +
 1 file changed, 1 insertion(+)

diff --git a/packages/builder/src/pages/builder/app/[application]/design/[screenId]/[componentId]/_components/Component/ConditionalUIDrawer.svelte b/packages/builder/src/pages/builder/app/[application]/design/[screenId]/[componentId]/_components/Component/ConditionalUIDrawer.svelte
index 23e7bced93..6558ba9dc2 100644
--- a/packages/builder/src/pages/builder/app/[application]/design/[screenId]/[componentId]/_components/Component/ConditionalUIDrawer.svelte
+++ b/packages/builder/src/pages/builder/app/[application]/design/[screenId]/[componentId]/_components/Component/ConditionalUIDrawer.svelte
@@ -189,6 +189,7 @@
                 <Select
                   options={settingOptions}
                   bind:value={condition.setting}
+                  on:change={() => delete condition.settingValue}
                 />
                 <div>TO</div>
                 {#if definition}

From 2ffa523ace61280ecc67b418e82c16fd9896503c Mon Sep 17 00:00:00 2001
From: Andrew Kingston <andrew@kingston.dev>
Date: Wed, 17 Apr 2024 16:26:18 +0100
Subject: [PATCH 06/20] Restore render blocker around client apps until data is
 ready

---
 .../client/src/components/ClientApp.svelte    | 240 +++++++++---------
 1 file changed, 121 insertions(+), 119 deletions(-)

diff --git a/packages/client/src/components/ClientApp.svelte b/packages/client/src/components/ClientApp.svelte
index 0dfd385a8a..f8a245b4f3 100644
--- a/packages/client/src/components/ClientApp.svelte
+++ b/packages/client/src/components/ClientApp.svelte
@@ -119,140 +119,142 @@
   {/if}
 </svelte:head>
 
-<div
-  id="spectrum-root"
-  lang="en"
-  dir="ltr"
-  class="spectrum spectrum--medium {$themeStore.baseTheme} {$themeStore.theme}"
-  class:builder={$builderStore.inBuilder}
-  class:show={fontsLoaded && dataLoaded}
->
-  {#if $environmentStore.maintenance.length > 0}
-    <MaintenanceScreen maintenanceList={$environmentStore.maintenance} />
-  {:else}
-    <DeviceBindingsProvider>
-      <UserBindingsProvider>
-        <StateBindingsProvider>
-          <RowSelectionProvider>
-            <QueryParamsProvider>
-              <SnippetsProvider>
-                <!-- Settings bar can be rendered outside of device preview -->
-                <!-- Key block needs to be outside the if statement or it breaks -->
-                {#key $builderStore.selectedComponentId}
-                  {#if $builderStore.inBuilder}
-                    <SettingsBar />
-                  {/if}
-                {/key}
-
-                <!-- Clip boundary for selection indicators -->
-                <div
-                  id="clip-root"
-                  class:preview={$builderStore.inBuilder}
-                  class:tablet-preview={$builderStore.previewDevice ===
-                    "tablet"}
-                  class:mobile-preview={$builderStore.previewDevice ===
-                    "mobile"}
-                >
-                  <!-- Actual app -->
-                  <div id="app-root">
-                    {#if showDevTools}
-                      <DevToolsHeader />
+{#if dataLoaded}
+  <div
+    id="spectrum-root"
+    lang="en"
+    dir="ltr"
+    class="spectrum spectrum--medium {$themeStore.baseTheme} {$themeStore.theme}"
+    class:builder={$builderStore.inBuilder}
+    class:show={fontsLoaded && dataLoaded}
+  >
+    {#if $environmentStore.maintenance.length > 0}
+      <MaintenanceScreen maintenanceList={$environmentStore.maintenance} />
+    {:else}
+      <DeviceBindingsProvider>
+        <UserBindingsProvider>
+          <StateBindingsProvider>
+            <RowSelectionProvider>
+              <QueryParamsProvider>
+                <SnippetsProvider>
+                  <!-- Settings bar can be rendered outside of device preview -->
+                  <!-- Key block needs to be outside the if statement or it breaks -->
+                  {#key $builderStore.selectedComponentId}
+                    {#if $builderStore.inBuilder}
+                      <SettingsBar />
                     {/if}
+                  {/key}
 
-                    <div id="app-body">
-                      {#if permissionError}
-                        <div class="error">
-                          <Layout justifyItems="center" gap="S">
-                            <!-- eslint-disable-next-line svelte/no-at-html-tags -->
-                            {@html ErrorSVG}
-                            <Heading size="L">
-                              You don't have permission to use this app
-                            </Heading>
-                            <Body size="S">
-                              Ask your administrator to grant you access
-                            </Body>
-                          </Layout>
-                        </div>
-                      {:else if !$screenStore.activeLayout}
-                        <div class="error">
-                          <Layout justifyItems="center" gap="S">
-                            <!-- eslint-disable-next-line svelte/no-at-html-tags -->
-                            {@html ErrorSVG}
-                            <Heading size="L">
-                              Something went wrong rendering your app
-                            </Heading>
-                            <Body size="S">
-                              Get in touch with support if this issue persists
-                            </Body>
-                          </Layout>
-                        </div>
-                      {:else if embedNoScreens}
-                        <div class="error">
-                          <Layout justifyItems="center" gap="S">
-                            <!-- eslint-disable-next-line svelte/no-at-html-tags -->
-                            {@html ErrorSVG}
-                            <Heading size="L">
-                              This Budibase app is not publicly accessible
-                            </Heading>
-                          </Layout>
-                        </div>
-                      {:else}
-                        <CustomThemeWrapper>
-                          {#key $screenStore.activeLayout._id}
-                            <Component
-                              isLayout
-                              instance={$screenStore.activeLayout.props}
-                            />
-                          {/key}
+                  <!-- Clip boundary for selection indicators -->
+                  <div
+                    id="clip-root"
+                    class:preview={$builderStore.inBuilder}
+                    class:tablet-preview={$builderStore.previewDevice ===
+                      "tablet"}
+                    class:mobile-preview={$builderStore.previewDevice ===
+                      "mobile"}
+                  >
+                    <!-- Actual app -->
+                    <div id="app-root">
+                      {#if showDevTools}
+                        <DevToolsHeader />
+                      {/if}
 
-                          <!--
+                      <div id="app-body">
+                        {#if permissionError}
+                          <div class="error">
+                            <Layout justifyItems="center" gap="S">
+                              <!-- eslint-disable-next-line svelte/no-at-html-tags -->
+                              {@html ErrorSVG}
+                              <Heading size="L">
+                                You don't have permission to use this app
+                              </Heading>
+                              <Body size="S">
+                                Ask your administrator to grant you access
+                              </Body>
+                            </Layout>
+                          </div>
+                        {:else if !$screenStore.activeLayout}
+                          <div class="error">
+                            <Layout justifyItems="center" gap="S">
+                              <!-- eslint-disable-next-line svelte/no-at-html-tags -->
+                              {@html ErrorSVG}
+                              <Heading size="L">
+                                Something went wrong rendering your app
+                              </Heading>
+                              <Body size="S">
+                                Get in touch with support if this issue persists
+                              </Body>
+                            </Layout>
+                          </div>
+                        {:else if embedNoScreens}
+                          <div class="error">
+                            <Layout justifyItems="center" gap="S">
+                              <!-- eslint-disable-next-line svelte/no-at-html-tags -->
+                              {@html ErrorSVG}
+                              <Heading size="L">
+                                This Budibase app is not publicly accessible
+                              </Heading>
+                            </Layout>
+                          </div>
+                        {:else}
+                          <CustomThemeWrapper>
+                            {#key $screenStore.activeLayout._id}
+                              <Component
+                                isLayout
+                                instance={$screenStore.activeLayout.props}
+                              />
+                            {/key}
+
+                            <!--
                         Flatpickr needs to be inside the theme wrapper.
                         It also needs its own container because otherwise it hijacks
                         key events on the whole page. It is painful to work with.
                       -->
-                          <div id="flatpickr-root" />
+                            <div id="flatpickr-root" />
 
-                          <!-- Modal container to ensure they sit on top -->
-                          <div class="modal-container" />
+                            <!-- Modal container to ensure they sit on top -->
+                            <div class="modal-container" />
 
-                          <!-- Layers on top of app -->
-                          <NotificationDisplay />
-                          <ConfirmationDisplay />
-                          <PeekScreenDisplay />
-                        </CustomThemeWrapper>
-                      {/if}
+                            <!-- Layers on top of app -->
+                            <NotificationDisplay />
+                            <ConfirmationDisplay />
+                            <PeekScreenDisplay />
+                          </CustomThemeWrapper>
+                        {/if}
 
-                      {#if showDevTools}
-                        <DevTools />
+                        {#if showDevTools}
+                          <DevTools />
+                        {/if}
+                      </div>
+
+                      {#if !$builderStore.inBuilder && $featuresStore.logoEnabled}
+                        <FreeFooter />
                       {/if}
                     </div>
 
-                    {#if !$builderStore.inBuilder && $featuresStore.logoEnabled}
-                      <FreeFooter />
+                    <!-- Preview and dev tools utilities  -->
+                    {#if $appStore.isDevApp}
+                      <SelectionIndicator />
+                    {/if}
+                    {#if $builderStore.inBuilder || $devToolsStore.allowSelection}
+                      <HoverIndicator />
+                    {/if}
+                    {#if $builderStore.inBuilder}
+                      <DNDHandler />
+                      <GridDNDHandler />
                     {/if}
                   </div>
-
-                  <!-- Preview and dev tools utilities  -->
-                  {#if $appStore.isDevApp}
-                    <SelectionIndicator />
-                  {/if}
-                  {#if $builderStore.inBuilder || $devToolsStore.allowSelection}
-                    <HoverIndicator />
-                  {/if}
-                  {#if $builderStore.inBuilder}
-                    <DNDHandler />
-                    <GridDNDHandler />
-                  {/if}
-                </div>
-              </SnippetsProvider>
-            </QueryParamsProvider>
-          </RowSelectionProvider>
-        </StateBindingsProvider>
-      </UserBindingsProvider>
-    </DeviceBindingsProvider>
-  {/if}
-</div>
-<KeyboardManager />
+                </SnippetsProvider>
+              </QueryParamsProvider>
+            </RowSelectionProvider>
+          </StateBindingsProvider>
+        </UserBindingsProvider>
+      </DeviceBindingsProvider>
+    {/if}
+  </div>
+  <KeyboardManager />
+{/if}
 
 <style>
   #spectrum-root {

From a1b91da40f6bea16b81000ba9e7d0711c4b99f12 Mon Sep 17 00:00:00 2001
From: Adria Navarro <adria@budibase.com>
Date: Fri, 19 Apr 2024 10:40:16 +0200
Subject: [PATCH 07/20] Add basic fetch schema test

---
 .../src/api/routes/tests/datasource.spec.ts   | 21 +++++++++++++++++++
 .../server/src/api/routes/tests/table.spec.ts |  4 +---
 2 files changed, 22 insertions(+), 3 deletions(-)

diff --git a/packages/server/src/api/routes/tests/datasource.spec.ts b/packages/server/src/api/routes/tests/datasource.spec.ts
index 0066be2a64..f5e31b6a1a 100644
--- a/packages/server/src/api/routes/tests/datasource.spec.ts
+++ b/packages/server/src/api/routes/tests/datasource.spec.ts
@@ -7,6 +7,7 @@ import sdk from "../../../sdk"
 import tk from "timekeeper"
 import { mocks } from "@budibase/backend-core/tests"
 import { QueryPreview, SourceName } from "@budibase/types"
+import { DatabaseName, getDatasource } from "../../../integrations/tests/utils"
 
 tk.freeze(mocks.date.MOCK_DATE)
 
@@ -223,4 +224,24 @@ describe("/datasources", () => {
       })
     })
   })
+
+  describe.only.each([
+    [DatabaseName.POSTGRES, getDatasource(DatabaseName.POSTGRES)],
+    [DatabaseName.MYSQL, getDatasource(DatabaseName.MYSQL)],
+    [DatabaseName.SQL_SERVER, getDatasource(DatabaseName.SQL_SERVER)],
+    [DatabaseName.MARIADB, getDatasource(DatabaseName.MARIADB)],
+  ])("fetch schema (%s)", (_, dsProvider) => {
+    beforeAll(async () => {
+      datasource = await config.api.datasource.create(await dsProvider)
+    })
+
+    it("aa", async () => {
+      const datasourceId = datasource!._id!
+      const persisted = await config.api.datasource.get(datasourceId)
+      await config.api.datasource.fetchSchema(datasourceId)
+
+      const updated = await config.api.datasource.get(datasourceId)
+      expect(updated).toEqual(persisted)
+    })
+  })
 })
diff --git a/packages/server/src/api/routes/tests/table.spec.ts b/packages/server/src/api/routes/tests/table.spec.ts
index 77e05b8e07..019b392408 100644
--- a/packages/server/src/api/routes/tests/table.spec.ts
+++ b/packages/server/src/api/routes/tests/table.spec.ts
@@ -34,7 +34,7 @@ describe.each([
   [DatabaseName.SQL_SERVER, getDatasource(DatabaseName.SQL_SERVER)],
   [DatabaseName.MARIADB, getDatasource(DatabaseName.MARIADB)],
 ])("/tables (%s)", (_, dsProvider) => {
-  let isInternal: boolean
+  const isInternal: boolean = !dsProvider
   let datasource: Datasource | undefined
   let config = setup.getConfig()
 
@@ -44,9 +44,7 @@ describe.each([
     await config.init()
     if (dsProvider) {
       datasource = await config.api.datasource.create(await dsProvider)
-      isInternal = false
     } else {
-      isInternal = true
     }
   })
 

From c34cd470ee34ac9537bc8f093de24e7beb9c45b9 Mon Sep 17 00:00:00 2001
From: Adria Navarro <adria@budibase.com>
Date: Fri, 19 Apr 2024 11:05:36 +0200
Subject: [PATCH 08/20] Fix dropping columns existing only internally

---
 packages/server/src/integrations/utils/utils.ts | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/packages/server/src/integrations/utils/utils.ts b/packages/server/src/integrations/utils/utils.ts
index cc75f0444d..ba8d288a55 100644
--- a/packages/server/src/integrations/utils/utils.ts
+++ b/packages/server/src/integrations/utils/utils.ts
@@ -353,6 +353,7 @@ function copyExistingPropsOver(
 
       // If the db column type changed to a non-compatible one, we want to re-fetch it
       if (
+        updatedColumnType &&
         updatedColumnType !== existingColumnType &&
         !SWITCHABLE_TYPES[updatedColumnType]?.includes(existingColumnType)
       ) {
@@ -384,7 +385,7 @@ function copyExistingPropsOver(
         ...existingTableSchema[key],
         externalType:
           existingTableSchema[key].externalType ||
-          table.schema[key].externalType,
+          table.schema[key]?.externalType,
       }
     }
   }

From e03975462e56a15dc280e90d9fc3a6e2a4609e6d Mon Sep 17 00:00:00 2001
From: Adria Navarro <adria@budibase.com>
Date: Fri, 19 Apr 2024 11:09:20 +0200
Subject: [PATCH 09/20] Improve tests

---
 .../src/api/routes/tests/datasource.spec.ts   | 147 +++++++++++++++++-
 .../src/tests/utilities/api/datasource.ts     |  10 ++
 .../types/src/documents/app/datasource.ts     |   4 +-
 3 files changed, 153 insertions(+), 8 deletions(-)

diff --git a/packages/server/src/api/routes/tests/datasource.spec.ts b/packages/server/src/api/routes/tests/datasource.spec.ts
index f5e31b6a1a..1e463115c2 100644
--- a/packages/server/src/api/routes/tests/datasource.spec.ts
+++ b/packages/server/src/api/routes/tests/datasource.spec.ts
@@ -5,9 +5,19 @@ import { context, events } from "@budibase/backend-core"
 import sdk from "../../../sdk"
 
 import tk from "timekeeper"
-import { mocks } from "@budibase/backend-core/tests"
-import { QueryPreview, SourceName } from "@budibase/types"
+import { generator, mocks } from "@budibase/backend-core/tests"
+import {
+  Datasource,
+  FieldSchema,
+  FieldType,
+  QueryPreview,
+  RelationshipType,
+  SourceName,
+  Table,
+  TableSchema,
+} from "@budibase/types"
 import { DatabaseName, getDatasource } from "../../../integrations/tests/utils"
+import { tableForDatasource } from "../../../tests/utilities/structures"
 
 tk.freeze(mocks.date.MOCK_DATE)
 
@@ -225,7 +235,7 @@ describe("/datasources", () => {
     })
   })
 
-  describe.only.each([
+  describe.each([
     [DatabaseName.POSTGRES, getDatasource(DatabaseName.POSTGRES)],
     [DatabaseName.MYSQL, getDatasource(DatabaseName.MYSQL)],
     [DatabaseName.SQL_SERVER, getDatasource(DatabaseName.SQL_SERVER)],
@@ -235,13 +245,140 @@ describe("/datasources", () => {
       datasource = await config.api.datasource.create(await dsProvider)
     })
 
-    it("aa", async () => {
+    it("fetching schema will not drop tables or columns", async () => {
       const datasourceId = datasource!._id!
+
+      const simpleTable = await config.api.table.save(
+        tableForDatasource(datasource, {
+          name: generator.guid(),
+          schema: {
+            name: {
+              name: "name",
+              type: FieldType.STRING,
+            },
+          },
+        })
+      )
+      const fullSchema: { [type in FieldType]: FieldSchema & { type: type } } =
+        {
+          [FieldType.STRING]: {
+            name: "string",
+            type: FieldType.STRING,
+          },
+          // [FieldType.LONGFORM]: {
+          //   name: "longform",
+          //   type: FieldType.LONGFORM,
+          // },
+          // [FieldType.OPTIONS]: {
+          //   name: "options",
+          //   type: FieldType.OPTIONS,
+          // },
+          [FieldType.NUMBER]: {
+            name: "number",
+            type: FieldType.NUMBER,
+          },
+          // [FieldType.BOOLEAN]: {
+          //   name: "boolean",
+          //   type: FieldType.BOOLEAN,
+          // },
+          // [FieldType.ARRAY]: {
+          //   name: "array",
+          //   type: FieldType.ARRAY,
+          // },
+          // [FieldType.DATETIME]: {
+          //   name: "datetime",
+          //   type: FieldType.DATETIME,
+          // },
+          // [FieldType.ATTACHMENTS]: {
+          //   name: "attachments",
+          //   type: FieldType.ATTACHMENTS,
+          // },
+          // [FieldType.ATTACHMENT_SINGLE]: {
+          //   name: "attachment_single",
+          //   type: FieldType.ATTACHMENT_SINGLE,
+          // },
+          // [FieldType.LINK]: {
+          //   name: "link",
+          //   type: FieldType.LINK,
+          //   tableId: simpleTable._id!,
+          //   relationshipType: RelationshipType.ONE_TO_MANY,
+          //   fieldName: "link",
+          //   foreignKey: "fk",
+          // },
+          // [FieldType.FORMULA]: {
+          //   name: "formula",
+          //   type: FieldType.FORMULA,
+          //   formula: "any formula",
+          // },
+          // [FieldType.AUTO]: {
+          //   name: "auto",
+          //   type: FieldType.AUTO,
+          // },
+          // [FieldType.JSON]: {
+          //   name: "json",
+          //   type: FieldType.JSON,
+          // },
+          // [FieldType.INTERNAL]: {
+          //   name: "internal",
+          //   type: FieldType.INTERNAL,
+          // },
+          // [FieldType.BARCODEQR]: {
+          //   name: "barcodeqr",
+          //   type: FieldType.BARCODEQR,
+          // },
+          // [FieldType.BIGINT]: {
+          //   name: "bigint",
+          //   type: FieldType.BIGINT,
+          // },
+          // [FieldType.BB_REFERENCE]: {
+          //   name: "bb_reference",
+          //   type: FieldType.BB_REFERENCE,
+          // },
+        }
+
+      const fullTable = await config.api.table.save(
+        tableForDatasource(datasource, {
+          name: generator.guid(),
+          schema: fullSchema,
+        })
+      )
+
       const persisted = await config.api.datasource.get(datasourceId)
       await config.api.datasource.fetchSchema(datasourceId)
 
       const updated = await config.api.datasource.get(datasourceId)
-      expect(updated).toEqual(persisted)
+      const expected: Datasource = {
+        ...persisted,
+        entities:
+          persisted?.entities &&
+          Object.entries(persisted.entities).reduce<Record<string, Table>>(
+            (acc, [tableName, table]) => {
+              acc[tableName] = {
+                ...table,
+                primaryDisplay: expect.not.stringMatching(
+                  new RegExp(`^${table.primaryDisplay || ""}$`)
+                ),
+                schema: Object.entries(table.schema).reduce<TableSchema>(
+                  (acc, [fieldName, field]) => {
+                    acc[fieldName] = expect.objectContaining({
+                      ...field,
+                      externalType: expect.not.stringMatching(
+                        new RegExp(`^${field.externalType || ""}$`)
+                      ),
+                    })
+                    return acc
+                  },
+                  {}
+                ),
+              }
+              return acc
+            },
+            {}
+          ),
+
+        _rev: expect.any(String),
+      }
+      expect(updated).toEqual(expected)
     })
   })
 })
diff --git a/packages/server/src/tests/utilities/api/datasource.ts b/packages/server/src/tests/utilities/api/datasource.ts
index 6ac624f0db..bb4c74093c 100644
--- a/packages/server/src/tests/utilities/api/datasource.ts
+++ b/packages/server/src/tests/utilities/api/datasource.ts
@@ -5,6 +5,7 @@ import {
   UpdateDatasourceResponse,
   UpdateDatasourceRequest,
   QueryJson,
+  BuildSchemaFromSourceResponse,
 } from "@budibase/types"
 import { Expectations, TestAPI } from "./base"
 
@@ -69,4 +70,13 @@ export class DatasourceAPI extends TestAPI {
       expectations,
     })
   }
+
+  fetchSchema = async (id: string, expectations?: Expectations) => {
+    return await this._post<BuildSchemaFromSourceResponse>(
+      `/api/datasources/${id}/schema`,
+      {
+        expectations,
+      }
+    )
+  }
 }
diff --git a/packages/types/src/documents/app/datasource.ts b/packages/types/src/documents/app/datasource.ts
index 8976e1cae3..32f5bbb132 100644
--- a/packages/types/src/documents/app/datasource.ts
+++ b/packages/types/src/documents/app/datasource.ts
@@ -13,9 +13,7 @@ export interface Datasource extends Document {
   config?: Record<string, any>
   plus?: boolean
   isSQL?: boolean
-  entities?: {
-    [key: string]: Table
-  }
+  entities?: Record<string, Table>
 }
 
 export enum RestAuthType {

From 1732e143539c6dfc191d8402256b5cf1fe6beccb Mon Sep 17 00:00:00 2001
From: Adria Navarro <adria@budibase.com>
Date: Fri, 19 Apr 2024 11:12:52 +0200
Subject: [PATCH 10/20] Add extra fields

---
 .../src/api/routes/tests/datasource.spec.ts   | 24 +++++++++----------
 1 file changed, 12 insertions(+), 12 deletions(-)

diff --git a/packages/server/src/api/routes/tests/datasource.spec.ts b/packages/server/src/api/routes/tests/datasource.spec.ts
index 1e463115c2..0e1b20d379 100644
--- a/packages/server/src/api/routes/tests/datasource.spec.ts
+++ b/packages/server/src/api/routes/tests/datasource.spec.ts
@@ -277,18 +277,18 @@ describe("/datasources", () => {
             name: "number",
             type: FieldType.NUMBER,
           },
-          // [FieldType.BOOLEAN]: {
-          //   name: "boolean",
-          //   type: FieldType.BOOLEAN,
-          // },
+          [FieldType.BOOLEAN]: {
+            name: "boolean",
+            type: FieldType.BOOLEAN,
+          },
           // [FieldType.ARRAY]: {
           //   name: "array",
           //   type: FieldType.ARRAY,
           // },
-          // [FieldType.DATETIME]: {
-          //   name: "datetime",
-          //   type: FieldType.DATETIME,
-          // },
+          [FieldType.DATETIME]: {
+            name: "datetime",
+            type: FieldType.DATETIME,
+          },
           // [FieldType.ATTACHMENTS]: {
           //   name: "attachments",
           //   type: FieldType.ATTACHMENTS,
@@ -322,10 +322,10 @@ describe("/datasources", () => {
           //   name: "internal",
           //   type: FieldType.INTERNAL,
           // },
-          // [FieldType.BARCODEQR]: {
-          //   name: "barcodeqr",
-          //   type: FieldType.BARCODEQR,
-          // },
+          [FieldType.BARCODEQR]: {
+            name: "barcodeqr",
+            type: FieldType.BARCODEQR,
+          },
           // [FieldType.BIGINT]: {
           //   name: "bigint",
           //   type: FieldType.BIGINT,

From 168556808944f39585b2fdf27daaf742026db8be Mon Sep 17 00:00:00 2001
From: Adria Navarro <adria@budibase.com>
Date: Fri, 19 Apr 2024 12:38:57 +0200
Subject: [PATCH 11/20] Improve and fix test

---
 .../src/api/routes/tests/datasource.spec.ts   | 160 +++++++++---------
 .../server/src/integrations/utils/utils.ts    | 160 +++++++++++++-----
 2 files changed, 197 insertions(+), 123 deletions(-)

diff --git a/packages/server/src/api/routes/tests/datasource.spec.ts b/packages/server/src/api/routes/tests/datasource.spec.ts
index 0e1b20d379..0bdbbee27a 100644
--- a/packages/server/src/api/routes/tests/datasource.spec.ts
+++ b/packages/server/src/api/routes/tests/datasource.spec.ts
@@ -5,10 +5,11 @@ import { context, events } from "@budibase/backend-core"
 import sdk from "../../../sdk"
 
 import tk from "timekeeper"
-import { generator, mocks } from "@budibase/backend-core/tests"
+import { mocks } from "@budibase/backend-core/tests"
 import {
   Datasource,
   FieldSchema,
+  FieldSubtype,
   FieldType,
   QueryPreview,
   RelationshipType,
@@ -250,7 +251,7 @@ describe("/datasources", () => {
 
       const simpleTable = await config.api.table.save(
         tableForDatasource(datasource, {
-          name: generator.guid(),
+          name: "simple",
           schema: {
             name: {
               name: "name",
@@ -259,86 +260,82 @@ describe("/datasources", () => {
           },
         })
       )
-      const fullSchema: { [type in FieldType]: FieldSchema & { type: type } } =
-        {
-          [FieldType.STRING]: {
-            name: "string",
-            type: FieldType.STRING,
-          },
-          // [FieldType.LONGFORM]: {
-          //   name: "longform",
-          //   type: FieldType.LONGFORM,
-          // },
-          // [FieldType.OPTIONS]: {
-          //   name: "options",
-          //   type: FieldType.OPTIONS,
-          // },
-          [FieldType.NUMBER]: {
-            name: "number",
-            type: FieldType.NUMBER,
-          },
-          [FieldType.BOOLEAN]: {
-            name: "boolean",
-            type: FieldType.BOOLEAN,
-          },
-          // [FieldType.ARRAY]: {
-          //   name: "array",
-          //   type: FieldType.ARRAY,
-          // },
-          [FieldType.DATETIME]: {
-            name: "datetime",
-            type: FieldType.DATETIME,
-          },
-          // [FieldType.ATTACHMENTS]: {
-          //   name: "attachments",
-          //   type: FieldType.ATTACHMENTS,
-          // },
-          // [FieldType.ATTACHMENT_SINGLE]: {
-          //   name: "attachment_single",
-          //   type: FieldType.ATTACHMENT_SINGLE,
-          // },
-          // [FieldType.LINK]: {
-          //   name: "link",
-          //   type: FieldType.LINK,
-          //   tableId: simpleTable._id!,
-          //   relationshipType: RelationshipType.ONE_TO_MANY,
-          //   fieldName: "link",
-          //   foreignKey: "fk",
-          // },
-          // [FieldType.FORMULA]: {
-          //   name: "formula",
-          //   type: FieldType.FORMULA,
-          //   formula: "any formula",
-          // },
-          // [FieldType.AUTO]: {
-          //   name: "auto",
-          //   type: FieldType.AUTO,
-          // },
-          // [FieldType.JSON]: {
-          //   name: "json",
-          //   type: FieldType.JSON,
-          // },
-          // [FieldType.INTERNAL]: {
-          //   name: "internal",
-          //   type: FieldType.INTERNAL,
-          // },
-          [FieldType.BARCODEQR]: {
-            name: "barcodeqr",
-            type: FieldType.BARCODEQR,
-          },
-          // [FieldType.BIGINT]: {
-          //   name: "bigint",
-          //   type: FieldType.BIGINT,
-          // },
-          // [FieldType.BB_REFERENCE]: {
-          //   name: "bb_reference",
-          //   type: FieldType.BB_REFERENCE,
-          // },
-        }
 
-      const fullTable = await config.api.table.save(
+      type SupportedTypes =
+        | FieldType.STRING
+        | FieldType.BARCODEQR
+        | FieldType.LONGFORM
+        | FieldType.OPTIONS
+        | FieldType.DATETIME
+        | FieldType.NUMBER
+        | FieldType.BOOLEAN
+        | FieldType.FORMULA
+        | FieldType.BIGINT
+        | FieldType.BB_REFERENCE
+        | FieldType.LINK
+        | FieldType.ARRAY
+
+      const fullSchema: {
+        [type in SupportedTypes]: FieldSchema & { type: type }
+      } = {
+        [FieldType.STRING]: {
+          name: "string",
+          type: FieldType.STRING,
+        },
+        [FieldType.LONGFORM]: {
+          name: "longform",
+          type: FieldType.LONGFORM,
+        },
+        [FieldType.OPTIONS]: {
+          name: "options",
+          type: FieldType.OPTIONS,
+        },
+        [FieldType.NUMBER]: {
+          name: "number",
+          type: FieldType.NUMBER,
+        },
+        [FieldType.BOOLEAN]: {
+          name: "boolean",
+          type: FieldType.BOOLEAN,
+        },
+        [FieldType.ARRAY]: {
+          name: "array",
+          type: FieldType.ARRAY,
+        },
+        [FieldType.DATETIME]: {
+          name: "datetime",
+          type: FieldType.DATETIME,
+        },
+        [FieldType.LINK]: {
+          name: "link",
+          type: FieldType.LINK,
+          tableId: simpleTable._id!,
+          relationshipType: RelationshipType.ONE_TO_MANY,
+          fieldName: "link",
+        },
+        [FieldType.FORMULA]: {
+          name: "formula",
+          type: FieldType.FORMULA,
+          formula: "any formula",
+        },
+        [FieldType.BARCODEQR]: {
+          name: "barcodeqr",
+          type: FieldType.BARCODEQR,
+        },
+        [FieldType.BIGINT]: {
+          name: "bigint",
+          type: FieldType.BIGINT,
+        },
+        [FieldType.BB_REFERENCE]: {
+          name: "bb_reference",
+          type: FieldType.BB_REFERENCE,
+          subtype: FieldSubtype.USERS,
+        },
+      }
+
+      await config.api.table.save(
         tableForDatasource(datasource, {
-          name: generator.guid(),
+          name: "full",
           schema: fullSchema,
         })
       )
@@ -362,9 +359,6 @@ describe("/datasources", () => {
                   (acc, [fieldName, field]) => {
                     acc[fieldName] = expect.objectContaining({
                       ...field,
-                      externalType: expect.not.stringMatching(
-                        new RegExp(`^${field.externalType || ""}$`)
-                      ),
                     })
                     return acc
                   },
diff --git a/packages/server/src/integrations/utils/utils.ts b/packages/server/src/integrations/utils/utils.ts
index ba8d288a55..8d919159d8 100644
--- a/packages/server/src/integrations/utils/utils.ts
+++ b/packages/server/src/integrations/utils/utils.ts
@@ -15,7 +15,28 @@ const DOUBLE_SEPARATOR = `${SEPARATOR}${SEPARATOR}`
 const ROW_ID_REGEX = /^\[.*]$/g
 const ENCODED_SPACE = encodeURIComponent(" ")
 
-const SQL_NUMBER_TYPE_MAP = {
+type PrimitiveTypes =
+  | FieldType.STRING
+  | FieldType.NUMBER
+  | FieldType.BOOLEAN
+  | FieldType.DATETIME
+  | FieldType.JSON
+  | FieldType.BIGINT
+  | FieldType.OPTIONS
+
+function isPrimitiveType(type: FieldType): type is PrimitiveTypes {
+  return [
+    FieldType.STRING,
+    FieldType.NUMBER,
+    FieldType.BOOLEAN,
+    FieldType.DATETIME,
+    FieldType.JSON,
+    FieldType.BIGINT,
+    FieldType.OPTIONS,
+  ].includes(type)
+}
+
+const SQL_NUMBER_TYPE_MAP: Record<string, PrimitiveTypes> = {
   integer: FieldType.NUMBER,
   int: FieldType.NUMBER,
   decimal: FieldType.NUMBER,
@@ -35,7 +56,7 @@ const SQL_NUMBER_TYPE_MAP = {
   smallmoney: FieldType.NUMBER,
 }
 
-const SQL_DATE_TYPE_MAP = {
+const SQL_DATE_TYPE_MAP: Record<string, PrimitiveTypes> = {
   timestamp: FieldType.DATETIME,
   time: FieldType.DATETIME,
   datetime: FieldType.DATETIME,
@@ -46,7 +67,7 @@ const SQL_DATE_TYPE_MAP = {
 const SQL_DATE_ONLY_TYPES = ["date"]
 const SQL_TIME_ONLY_TYPES = ["time"]
 
-const SQL_STRING_TYPE_MAP = {
+const SQL_STRING_TYPE_MAP: Record<string, PrimitiveTypes> = {
   varchar: FieldType.STRING,
   char: FieldType.STRING,
   nchar: FieldType.STRING,
@@ -58,22 +79,22 @@ const SQL_STRING_TYPE_MAP = {
   text: FieldType.STRING,
 }
 
-const SQL_BOOLEAN_TYPE_MAP = {
+const SQL_BOOLEAN_TYPE_MAP: Record<string, PrimitiveTypes> = {
   boolean: FieldType.BOOLEAN,
   bit: FieldType.BOOLEAN,
   tinyint: FieldType.BOOLEAN,
 }
 
-const SQL_OPTIONS_TYPE_MAP = {
+const SQL_OPTIONS_TYPE_MAP: Record<string, PrimitiveTypes> = {
   "user-defined": FieldType.OPTIONS,
 }
 
-const SQL_MISC_TYPE_MAP = {
+const SQL_MISC_TYPE_MAP: Record<string, PrimitiveTypes> = {
   json: FieldType.JSON,
   bigint: FieldType.BIGINT,
 }
 
-const SQL_TYPE_MAP = {
+const SQL_TYPE_MAP: Record<string, PrimitiveTypes> = {
   ...SQL_NUMBER_TYPE_MAP,
   ...SQL_DATE_TYPE_MAP,
   ...SQL_STRING_TYPE_MAP,
@@ -317,6 +338,80 @@ function shouldCopySpecialColumn(
   return fetchedIsNumber && column.type === FieldType.BOOLEAN
 }
 
+enum CopyAction {
+  ALWAYS_KEEP = "alwaysKeep",
+  COPY_IF_TYPE = "copyIfType",
+}
+
+SQL_TYPE_MAP
+
+const SqlCopyTypeByFieldMapping: Record<
+  FieldType,
+  | { action: CopyAction.ALWAYS_KEEP }
+  | { action: CopyAction.COPY_IF_TYPE; types: PrimitiveTypes[] }
+> = {
+  [FieldType.LINK]: { action: CopyAction.ALWAYS_KEEP },
+  [FieldType.FORMULA]: { action: CopyAction.ALWAYS_KEEP },
+  [FieldType.STRING]: {
+    action: CopyAction.COPY_IF_TYPE,
+    types: [FieldType.STRING],
+  },
+  [FieldType.OPTIONS]: {
+    action: CopyAction.COPY_IF_TYPE,
+    types: [FieldType.STRING],
+  },
+  [FieldType.LONGFORM]: {
+    action: CopyAction.COPY_IF_TYPE,
+    types: [FieldType.STRING],
+  },
+  [FieldType.NUMBER]: {
+    action: CopyAction.COPY_IF_TYPE,
+    types: [FieldType.BOOLEAN, FieldType.NUMBER],
+  },
+  [FieldType.BOOLEAN]: {
+    action: CopyAction.COPY_IF_TYPE,
+    types: [FieldType.BOOLEAN, FieldType.NUMBER],
+  },
+  [FieldType.ARRAY]: {
+    action: CopyAction.COPY_IF_TYPE,
+    types: [FieldType.JSON, FieldType.STRING],
+  },
+  [FieldType.DATETIME]: {
+    action: CopyAction.COPY_IF_TYPE,
+    types: [FieldType.DATETIME, FieldType.STRING],
+  },
+  [FieldType.ATTACHMENTS]: {
+    action: CopyAction.COPY_IF_TYPE,
+    types: [FieldType.JSON, FieldType.STRING],
+  },
+  [FieldType.ATTACHMENT_SINGLE]: {
+    action: CopyAction.COPY_IF_TYPE,
+    types: [FieldType.JSON, FieldType.STRING],
+  },
+  [FieldType.AUTO]: {
+    action: CopyAction.ALWAYS_KEEP,
+  },
+  [FieldType.JSON]: {
+    action: CopyAction.COPY_IF_TYPE,
+    types: [FieldType.JSON, FieldType.STRING],
+  },
+  [FieldType.INTERNAL]: {
+    action: CopyAction.ALWAYS_KEEP,
+  },
+  [FieldType.BARCODEQR]: {
+    action: CopyAction.COPY_IF_TYPE,
+    types: [FieldType.STRING],
+  },
+  [FieldType.BIGINT]: {
+    action: CopyAction.COPY_IF_TYPE,
+    types: [FieldType.BIGINT, FieldType.NUMBER],
+  },
+  [FieldType.BB_REFERENCE]: {
+    action: CopyAction.COPY_IF_TYPE,
+    types: [FieldType.JSON, FieldType.STRING],
+  },
+}
+
 /**
  * Looks for columns which need to be copied over into the new table definitions, like relationships,
  * options types and views.
@@ -338,6 +433,9 @@ function copyExistingPropsOver(
     if (entities[tableName]?.created) {
       table.created = entities[tableName]?.created
     }
+    if (entities[tableName]?.constrained) {
+      table.constrained = entities[tableName]?.constrained
+    }
 
     table.views = entities[tableName].views
 
@@ -351,41 +449,23 @@ function copyExistingPropsOver(
       const existingColumnType = column?.type
       const updatedColumnType = table.schema[key]?.type
 
-      // If the db column type changed to a non-compatible one, we want to re-fetch it
-      if (
-        updatedColumnType &&
-        updatedColumnType !== existingColumnType &&
-        !SWITCHABLE_TYPES[updatedColumnType]?.includes(existingColumnType)
-      ) {
-        continue
+      const map = SqlCopyTypeByFieldMapping[existingColumnType]
+
+      let keepExistingSchema = map.action === CopyAction.ALWAYS_KEEP
+      if (map.action === CopyAction.COPY_IF_TYPE) {
+        keepExistingSchema =
+          isPrimitiveType(updatedColumnType) &&
+          table.schema[key] &&
+          map.types?.includes(updatedColumnType)
       }
 
-      if (
-        column.type === FieldType.LINK &&
-        !shouldCopyRelationship(column, tableIds)
-      ) {
-        continue
-      }
-
-      const specialTypes = [
-        FieldType.OPTIONS,
-        FieldType.LONGFORM,
-        FieldType.ARRAY,
-        FieldType.FORMULA,
-        FieldType.BB_REFERENCE,
-      ]
-      if (
-        specialTypes.includes(column.type) &&
-        !shouldCopySpecialColumn(column, table.schema[key])
-      ) {
-        continue
-      }
-
-      table.schema[key] = {
-        ...existingTableSchema[key],
-        externalType:
-          existingTableSchema[key].externalType ||
-          table.schema[key]?.externalType,
+      if (keepExistingSchema) {
+        table.schema[key] = {
+          ...existingTableSchema[key],
+          externalType:
+            existingTableSchema[key].externalType ||
+            table.schema[key]?.externalType,
+        }
       }
     }
   }

From 72c65cd7fd6e217268713471a48ca96000fbcd91 Mon Sep 17 00:00:00 2001
From: Adria Navarro <adria@budibase.com>
Date: Fri, 19 Apr 2024 12:39:04 +0200
Subject: [PATCH 12/20] Fix test

---
 packages/server/src/sdk/app/tables/validation.ts | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/packages/server/src/sdk/app/tables/validation.ts b/packages/server/src/sdk/app/tables/validation.ts
index 1609bdfcda..26e1cc8ef2 100644
--- a/packages/server/src/sdk/app/tables/validation.ts
+++ b/packages/server/src/sdk/app/tables/validation.ts
@@ -40,8 +40,11 @@ function checkForeignKeysAreAutoColumns(datasource: Datasource) {
       const shouldBeForeign = foreignKeys.find(
         options => options.tableId === table._id && options.key === column.name
       )
+      if (column.autocolumn) {
+        continue
+      }
       // don't change already auto-columns to it, e.g. primary keys that are foreign
-      if (shouldBeForeign && !column.autocolumn) {
+      if (shouldBeForeign) {
         column.autocolumn = true
         column.autoReason = AutoReason.FOREIGN_KEY
       } else if (column.autoReason === AutoReason.FOREIGN_KEY) {

From 16d2c06b8a33144a3364a581b86133a2a9feecc6 Mon Sep 17 00:00:00 2001
From: Adria Navarro <adria@budibase.com>
Date: Fri, 19 Apr 2024 12:40:39 +0200
Subject: [PATCH 13/20] Add constraints and extra fields

---
 packages/server/src/api/routes/tests/datasource.spec.ts | 8 ++++++++
 packages/server/src/integrations/utils/utils.ts         | 5 +++--
 packages/types/src/documents/app/table/schema.ts        | 1 +
 3 files changed, 12 insertions(+), 2 deletions(-)

diff --git a/packages/server/src/api/routes/tests/datasource.spec.ts b/packages/server/src/api/routes/tests/datasource.spec.ts
index 0bdbbee27a..ec438611d4 100644
--- a/packages/server/src/api/routes/tests/datasource.spec.ts
+++ b/packages/server/src/api/routes/tests/datasource.spec.ts
@@ -281,6 +281,9 @@ describe("/datasources", () => {
         [FieldType.STRING]: {
           name: "string",
           type: FieldType.STRING,
+          constraints: {
+            presence: true,
+          },
         },
         [FieldType.LONGFORM]: {
           name: "longform",
@@ -289,6 +292,9 @@ describe("/datasources", () => {
         [FieldType.OPTIONS]: {
           name: "options",
           type: FieldType.OPTIONS,
+          constraints: {
+            presence: { allowEmpty: false },
+          },
         },
         [FieldType.NUMBER]: {
           name: "number",
@@ -305,6 +311,8 @@ describe("/datasources", () => {
         [FieldType.DATETIME]: {
           name: "datetime",
           type: FieldType.DATETIME,
+          dateOnly: true,
+          timeOnly: false,
         },
         [FieldType.LINK]: {
           name: "link",
diff --git a/packages/server/src/integrations/utils/utils.ts b/packages/server/src/integrations/utils/utils.ts
index 8d919159d8..e6d5bb872f 100644
--- a/packages/server/src/integrations/utils/utils.ts
+++ b/packages/server/src/integrations/utils/utils.ts
@@ -4,6 +4,7 @@ import {
   Datasource,
   FieldType,
   TableSourceType,
+  FieldSchema,
 } from "@budibase/types"
 import { DocumentType, SEPARATOR } from "../../db/utils"
 import { InvalidColumns, DEFAULT_BB_DATASOURCE_ID } from "../../constants"
@@ -260,14 +261,14 @@ export function generateColumnDefinition(config: {
     constraints.inclusion = options
   }
 
-  const schema: any = {
+  const schema: FieldSchema = {
     type: foundType,
     externalType,
     autocolumn,
     name,
     constraints,
   }
-  if (foundType === FieldType.DATETIME) {
+  if (schema.type === FieldType.DATETIME) {
     schema.dateOnly = SQL_DATE_ONLY_TYPES.includes(lowerCaseType)
     schema.timeOnly = SQL_TIME_ONLY_TYPES.includes(lowerCaseType)
   }
diff --git a/packages/types/src/documents/app/table/schema.ts b/packages/types/src/documents/app/table/schema.ts
index 86c34b6a5c..63a5876bc0 100644
--- a/packages/types/src/documents/app/table/schema.ts
+++ b/packages/types/src/documents/app/table/schema.ts
@@ -91,6 +91,7 @@ export interface DateFieldMetadata extends Omit<BaseFieldSchema, "subtype"> {
   type: FieldType.DATETIME
   ignoreTimezones?: boolean
   timeOnly?: boolean
+  dateOnly?: boolean
   subtype?: AutoFieldSubType.CREATED_AT | AutoFieldSubType.UPDATED_AT
 }
 

From 874c698776c38783798df7e5686523a608e6a648 Mon Sep 17 00:00:00 2001
From: Adria Navarro <adria@budibase.com>
Date: Fri, 19 Apr 2024 12:52:25 +0200
Subject: [PATCH 14/20] lint

---
 packages/server/src/api/routes/tests/table.spec.ts | 1 -
 packages/server/src/integrations/utils/utils.ts    | 2 +-
 2 files changed, 1 insertion(+), 2 deletions(-)

diff --git a/packages/server/src/api/routes/tests/table.spec.ts b/packages/server/src/api/routes/tests/table.spec.ts
index 019b392408..ede1e7af94 100644
--- a/packages/server/src/api/routes/tests/table.spec.ts
+++ b/packages/server/src/api/routes/tests/table.spec.ts
@@ -44,7 +44,6 @@ describe.each([
     await config.init()
     if (dsProvider) {
       datasource = await config.api.datasource.create(await dsProvider)
-    } else {
     }
   })
 
diff --git a/packages/server/src/integrations/utils/utils.ts b/packages/server/src/integrations/utils/utils.ts
index e6d5bb872f..ddea9f3573 100644
--- a/packages/server/src/integrations/utils/utils.ts
+++ b/packages/server/src/integrations/utils/utils.ts
@@ -8,7 +8,7 @@ import {
 } from "@budibase/types"
 import { DocumentType, SEPARATOR } from "../../db/utils"
 import { InvalidColumns, DEFAULT_BB_DATASOURCE_ID } from "../../constants"
-import { SWITCHABLE_TYPES, helpers } from "@budibase/shared-core"
+import { helpers } from "@budibase/shared-core"
 import env from "../../environment"
 import { Knex } from "knex"
 

From 11ef351400889583d6e88884233daffdf2ecb678 Mon Sep 17 00:00:00 2001
From: Adria Navarro <adria@budibase.com>
Date: Fri, 19 Apr 2024 12:56:48 +0200
Subject: [PATCH 15/20] Fix dropping links

---
 .../server/src/integrations/utils/utils.ts    | 50 +++----------------
 1 file changed, 6 insertions(+), 44 deletions(-)

diff --git a/packages/server/src/integrations/utils/utils.ts b/packages/server/src/integrations/utils/utils.ts
index ddea9f3573..c00cca5f23 100644
--- a/packages/server/src/integrations/utils/utils.ts
+++ b/packages/server/src/integrations/utils/utils.ts
@@ -296,49 +296,6 @@ export function isIsoDateString(str: string) {
   return d.toISOString() === trimmedValue
 }
 
-/**
- * This function will determine whether a column is a relationship and whether it
- * is currently valid. The reason for the validity check is that tables can be deleted
- * outside of Budibase control and if this is the case it will break Budibase relationships.
- * The tableIds is a list passed down from the main finalise tables function, which is
- * based on the tables that have just been fetched. This will only really be used on subsequent
- * fetches to the first one - if the user is periodically refreshing Budibase knowledge of tables.
- * @param column The column to check, to see if it is a valid relationship.
- * @param tableIds The IDs of the tables which currently exist.
- */
-function shouldCopyRelationship(
-  column: { type: FieldType.LINK; tableId?: string },
-  tableIds: string[]
-) {
-  return (
-    column.type === FieldType.LINK &&
-    column.tableId &&
-    tableIds.includes(column.tableId)
-  )
-}
-
-/**
- * Similar function to the shouldCopyRelationship function, but instead this looks for options and boolean
- * types. It is possible to switch a string -> options and a number -> boolean (and vice versus) need to make
- * sure that these get copied over when tables are fetched. Also checks whether they are still valid, if a
- * column has changed type in the external database then copying it over may not be possible.
- * @param column The column to check for options or boolean type.
- * @param fetchedColumn The fetched column to check for the type in the external database.
- */
-function shouldCopySpecialColumn(
-  column: { type: FieldType },
-  fetchedColumn: { type: FieldType } | undefined
-) {
-  const isFormula = column.type === FieldType.FORMULA
-  // column has been deleted, remove - formulas will never exist, always copy
-  if (!isFormula && column && !fetchedColumn) {
-    return false
-  }
-  const fetchedIsNumber =
-    !fetchedColumn || fetchedColumn.type === FieldType.NUMBER
-  return fetchedIsNumber && column.type === FieldType.BOOLEAN
-}
-
 enum CopyAction {
   ALWAYS_KEEP = "alwaysKeep",
   COPY_IF_TYPE = "copyIfType",
@@ -454,10 +411,15 @@ function copyExistingPropsOver(
 
       let keepExistingSchema = map.action === CopyAction.ALWAYS_KEEP
       if (map.action === CopyAction.COPY_IF_TYPE) {
+        const shouldDropLink =
+          existingColumnType === FieldType.LINK &&
+          !tableIds.includes(column.tableId)
+
         keepExistingSchema =
           isPrimitiveType(updatedColumnType) &&
           table.schema[key] &&
-          map.types?.includes(updatedColumnType)
+          map.types?.includes(updatedColumnType) &&
+          !shouldDropLink
       }
 
       if (keepExistingSchema) {

From b05f56222e87adf4d8687466dc64ac71903fddce Mon Sep 17 00:00:00 2001
From: Adria Navarro <adria@budibase.com>
Date: Fri, 19 Apr 2024 13:13:12 +0200
Subject: [PATCH 16/20] Fix tests

---
 .../server/src/sdk/app/tables/tests/validation.spec.ts |  4 ++--
 packages/server/src/sdk/app/tables/validation.ts       | 10 +++++-----
 2 files changed, 7 insertions(+), 7 deletions(-)

diff --git a/packages/server/src/sdk/app/tables/tests/validation.spec.ts b/packages/server/src/sdk/app/tables/tests/validation.spec.ts
index 66b4222005..6f8efbaed1 100644
--- a/packages/server/src/sdk/app/tables/tests/validation.spec.ts
+++ b/packages/server/src/sdk/app/tables/tests/validation.spec.ts
@@ -125,7 +125,7 @@ describe("validation and update of external table schemas", () => {
   }
 
   it("should correctly set utilised foreign keys to autocolumns", () => {
-    const response = populateExternalTableSchemas(cloneDeep(SCHEMA) as any)
+    const response = populateExternalTableSchemas(cloneDeep(SCHEMA))
     const foreignKey = getForeignKeyColumn(response)
     expect(foreignKey.autocolumn).toBe(true)
     expect(foreignKey.autoReason).toBe(AutoReason.FOREIGN_KEY)
@@ -133,7 +133,7 @@ describe("validation and update of external table schemas", () => {
   })
 
   it("should correctly unset foreign keys when no longer used", () => {
-    const setResponse = populateExternalTableSchemas(cloneDeep(SCHEMA) as any)
+    const setResponse = populateExternalTableSchemas(cloneDeep(SCHEMA))
     const beforeFk = getForeignKeyColumn(setResponse)
     delete setResponse.entities!.client.schema.project
     delete setResponse.entities!.project.schema.client
diff --git a/packages/server/src/sdk/app/tables/validation.ts b/packages/server/src/sdk/app/tables/validation.ts
index 26e1cc8ef2..d71a156fdb 100644
--- a/packages/server/src/sdk/app/tables/validation.ts
+++ b/packages/server/src/sdk/app/tables/validation.ts
@@ -40,14 +40,14 @@ function checkForeignKeysAreAutoColumns(datasource: Datasource) {
       const shouldBeForeign = foreignKeys.find(
         options => options.tableId === table._id && options.key === column.name
       )
-      if (column.autocolumn) {
-        continue
-      }
       // don't change already auto-columns to it, e.g. primary keys that are foreign
-      if (shouldBeForeign) {
+      if (shouldBeForeign && !column.autocolumn) {
         column.autocolumn = true
         column.autoReason = AutoReason.FOREIGN_KEY
-      } else if (column.autoReason === AutoReason.FOREIGN_KEY) {
+      } else if (
+        !shouldBeForeign &&
+        column.autoReason === AutoReason.FOREIGN_KEY
+      ) {
         delete column.autocolumn
         delete column.autoReason
       }

From 1af0eaae9385f0a02fca1328b3e07cdeb5324604 Mon Sep 17 00:00:00 2001
From: mike12345567 <me@michaeldrury.co.uk>
Date: Fri, 19 Apr 2024 12:36:05 +0100
Subject: [PATCH 17/20] PR comment.

---
 packages/server/src/api/routes/tests/datasource.spec.ts | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/packages/server/src/api/routes/tests/datasource.spec.ts b/packages/server/src/api/routes/tests/datasource.spec.ts
index ec438611d4..d5c0a256a1 100644
--- a/packages/server/src/api/routes/tests/datasource.spec.ts
+++ b/packages/server/src/api/routes/tests/datasource.spec.ts
@@ -261,7 +261,7 @@ describe("/datasources", () => {
         })
       )
 
-      type SupportedTypes =
+      type SupportedSqlTypes =
         | FieldType.STRING
         | FieldType.BARCODEQR
         | FieldType.LONGFORM
@@ -276,7 +276,7 @@ describe("/datasources", () => {
         | FieldType.ARRAY
 
       const fullSchema: {
-        [type in SupportedTypes]: FieldSchema & { type: type }
+        [type in SupportedSqlTypes]: FieldSchema & { type: type }
       } = {
         [FieldType.STRING]: {
           name: "string",

From 2bce7424f1b876895963cfa596477ff0f830d883 Mon Sep 17 00:00:00 2001
From: Adria Navarro <adria@budibase.com>
Date: Fri, 19 Apr 2024 13:42:59 +0200
Subject: [PATCH 18/20] Refactor logic

---
 .../server/src/integrations/utils/utils.ts    | 129 ++++++------------
 1 file changed, 43 insertions(+), 86 deletions(-)

diff --git a/packages/server/src/integrations/utils/utils.ts b/packages/server/src/integrations/utils/utils.ts
index c00cca5f23..0a71c85905 100644
--- a/packages/server/src/integrations/utils/utils.ts
+++ b/packages/server/src/integrations/utils/utils.ts
@@ -296,80 +296,6 @@ export function isIsoDateString(str: string) {
   return d.toISOString() === trimmedValue
 }
 
-enum CopyAction {
-  ALWAYS_KEEP = "alwaysKeep",
-  COPY_IF_TYPE = "copyIfType",
-}
-
-SQL_TYPE_MAP
-
-const SqlCopyTypeByFieldMapping: Record<
-  FieldType,
-  | { action: CopyAction.ALWAYS_KEEP }
-  | { action: CopyAction.COPY_IF_TYPE; types: PrimitiveTypes[] }
-> = {
-  [FieldType.LINK]: { action: CopyAction.ALWAYS_KEEP },
-  [FieldType.FORMULA]: { action: CopyAction.ALWAYS_KEEP },
-  [FieldType.STRING]: {
-    action: CopyAction.COPY_IF_TYPE,
-    types: [FieldType.STRING],
-  },
-  [FieldType.OPTIONS]: {
-    action: CopyAction.COPY_IF_TYPE,
-    types: [FieldType.STRING],
-  },
-  [FieldType.LONGFORM]: {
-    action: CopyAction.COPY_IF_TYPE,
-    types: [FieldType.STRING],
-  },
-  [FieldType.NUMBER]: {
-    action: CopyAction.COPY_IF_TYPE,
-    types: [FieldType.BOOLEAN, FieldType.NUMBER],
-  },
-  [FieldType.BOOLEAN]: {
-    action: CopyAction.COPY_IF_TYPE,
-    types: [FieldType.BOOLEAN, FieldType.NUMBER],
-  },
-  [FieldType.ARRAY]: {
-    action: CopyAction.COPY_IF_TYPE,
-    types: [FieldType.JSON, FieldType.STRING],
-  },
-  [FieldType.DATETIME]: {
-    action: CopyAction.COPY_IF_TYPE,
-    types: [FieldType.DATETIME, FieldType.STRING],
-  },
-  [FieldType.ATTACHMENTS]: {
-    action: CopyAction.COPY_IF_TYPE,
-    types: [FieldType.JSON, FieldType.STRING],
-  },
-  [FieldType.ATTACHMENT_SINGLE]: {
-    action: CopyAction.COPY_IF_TYPE,
-    types: [FieldType.JSON, FieldType.STRING],
-  },
-  [FieldType.AUTO]: {
-    action: CopyAction.ALWAYS_KEEP,
-  },
-  [FieldType.JSON]: {
-    action: CopyAction.COPY_IF_TYPE,
-    types: [FieldType.JSON, FieldType.STRING],
-  },
-  [FieldType.INTERNAL]: {
-    action: CopyAction.ALWAYS_KEEP,
-  },
-  [FieldType.BARCODEQR]: {
-    action: CopyAction.COPY_IF_TYPE,
-    types: [FieldType.STRING],
-  },
-  [FieldType.BIGINT]: {
-    action: CopyAction.COPY_IF_TYPE,
-    types: [FieldType.BIGINT, FieldType.NUMBER],
-  },
-  [FieldType.BB_REFERENCE]: {
-    action: CopyAction.COPY_IF_TYPE,
-    types: [FieldType.JSON, FieldType.STRING],
-  },
-}
-
 /**
  * Looks for columns which need to be copied over into the new table definitions, like relationships,
  * options types and views.
@@ -402,27 +328,58 @@ function copyExistingPropsOver(
       if (!Object.prototype.hasOwnProperty.call(existingTableSchema, key)) {
         continue
       }
+
       const column = existingTableSchema[key]
 
       const existingColumnType = column?.type
       const updatedColumnType = table.schema[key]?.type
 
-      const map = SqlCopyTypeByFieldMapping[existingColumnType]
-
-      let keepExistingSchema = map.action === CopyAction.ALWAYS_KEEP
-      if (map.action === CopyAction.COPY_IF_TYPE) {
-        const shouldDropLink =
-          existingColumnType === FieldType.LINK &&
-          !tableIds.includes(column.tableId)
-
-        keepExistingSchema =
+      const keepIfType = (...validTypes: PrimitiveTypes[]) => {
+        return (
           isPrimitiveType(updatedColumnType) &&
           table.schema[key] &&
-          map.types?.includes(updatedColumnType) &&
-          !shouldDropLink
+          validTypes.includes(updatedColumnType)
+        )
       }
 
-      if (keepExistingSchema) {
+      const SqlCopyTypeByFieldMapping: Record<FieldType, () => boolean> = {
+        [FieldType.LINK]: () => {
+          const shouldKeepLink =
+            existingColumnType === FieldType.LINK &&
+            tableIds.includes(column.tableId)
+          return shouldKeepLink
+        },
+        [FieldType.FORMULA]: () => true,
+        [FieldType.AUTO]: () => true,
+        [FieldType.INTERNAL]: () => true,
+        [FieldType.STRING]: () => keepIfType(FieldType.STRING),
+        [FieldType.OPTIONS]: () => keepIfType(FieldType.STRING),
+        [FieldType.LONGFORM]: () => keepIfType(FieldType.STRING),
+        [FieldType.NUMBER]: () =>
+          keepIfType(FieldType.BOOLEAN, FieldType.NUMBER),
+
+        [FieldType.BOOLEAN]: () =>
+          keepIfType(FieldType.BOOLEAN, FieldType.NUMBER),
+        [FieldType.ARRAY]: () => keepIfType(FieldType.JSON, FieldType.STRING),
+        [FieldType.DATETIME]: () =>
+          keepIfType(FieldType.DATETIME, FieldType.STRING),
+
+        [FieldType.ATTACHMENTS]: () =>
+          keepIfType(FieldType.JSON, FieldType.STRING),
+        [FieldType.ATTACHMENT_SINGLE]: () =>
+          keepIfType(FieldType.JSON, FieldType.STRING),
+
+        [FieldType.JSON]: () => keepIfType(FieldType.JSON, FieldType.STRING),
+        [FieldType.BARCODEQR]: () => keepIfType(FieldType.STRING),
+
+        [FieldType.BIGINT]: () =>
+          keepIfType(FieldType.BIGINT, FieldType.NUMBER),
+        [FieldType.BB_REFERENCE]: () =>
+          keepIfType(FieldType.JSON, FieldType.STRING),
+      }
+
+      const shouldCopyDelegate = SqlCopyTypeByFieldMapping[existingColumnType]
+      if (shouldCopyDelegate()) {
         table.schema[key] = {
           ...existingTableSchema[key],
           externalType:

From 706d0cb89ccc13e79fec3f8e878b9c4442b5ede8 Mon Sep 17 00:00:00 2001
From: Adria Navarro <adria@budibase.com>
Date: Fri, 19 Apr 2024 14:06:47 +0200
Subject: [PATCH 19/20] Refactor

---
 .../server/src/integrations/utils/utils.ts    | 71 +++++++++++--------
 1 file changed, 40 insertions(+), 31 deletions(-)

diff --git a/packages/server/src/integrations/utils/utils.ts b/packages/server/src/integrations/utils/utils.ts
index 0a71c85905..5a6073ccab 100644
--- a/packages/server/src/integrations/utils/utils.ts
+++ b/packages/server/src/integrations/utils/utils.ts
@@ -8,7 +8,7 @@ import {
 } from "@budibase/types"
 import { DocumentType, SEPARATOR } from "../../db/utils"
 import { InvalidColumns, DEFAULT_BB_DATASOURCE_ID } from "../../constants"
-import { helpers } from "@budibase/shared-core"
+import { helpers, utils } from "@budibase/shared-core"
 import env from "../../environment"
 import { Knex } from "knex"
 
@@ -342,44 +342,53 @@ function copyExistingPropsOver(
         )
       }
 
-      const SqlCopyTypeByFieldMapping: Record<FieldType, () => boolean> = {
-        [FieldType.LINK]: () => {
-          const shouldKeepLink =
+      let shouldKeepSchema = false
+      switch (existingColumnType) {
+        case FieldType.FORMULA:
+        case FieldType.AUTO:
+        case FieldType.INTERNAL:
+          shouldKeepSchema = true
+          break
+
+        case FieldType.LINK:
+          shouldKeepSchema =
             existingColumnType === FieldType.LINK &&
             tableIds.includes(column.tableId)
-          return shouldKeepLink
-        },
-        [FieldType.FORMULA]: () => true,
-        [FieldType.AUTO]: () => true,
-        [FieldType.INTERNAL]: () => true,
-        [FieldType.STRING]: () => keepIfType(FieldType.STRING),
-        [FieldType.OPTIONS]: () => keepIfType(FieldType.STRING),
-        [FieldType.LONGFORM]: () => keepIfType(FieldType.STRING),
-        [FieldType.NUMBER]: () =>
-          keepIfType(FieldType.BOOLEAN, FieldType.NUMBER),
+          break
 
-        [FieldType.BOOLEAN]: () =>
-          keepIfType(FieldType.BOOLEAN, FieldType.NUMBER),
-        [FieldType.ARRAY]: () => keepIfType(FieldType.JSON, FieldType.STRING),
-        [FieldType.DATETIME]: () =>
-          keepIfType(FieldType.DATETIME, FieldType.STRING),
+        case FieldType.STRING:
+        case FieldType.OPTIONS:
+        case FieldType.LONGFORM:
+        case FieldType.BARCODEQR:
+          shouldKeepSchema = keepIfType(FieldType.STRING)
+          break
 
-        [FieldType.ATTACHMENTS]: () =>
-          keepIfType(FieldType.JSON, FieldType.STRING),
-        [FieldType.ATTACHMENT_SINGLE]: () =>
-          keepIfType(FieldType.JSON, FieldType.STRING),
+        case FieldType.NUMBER:
+        case FieldType.BOOLEAN:
+          shouldKeepSchema = keepIfType(FieldType.BOOLEAN, FieldType.NUMBER)
+          break
 
-        [FieldType.JSON]: () => keepIfType(FieldType.JSON, FieldType.STRING),
-        [FieldType.BARCODEQR]: () => keepIfType(FieldType.STRING),
+        case FieldType.ARRAY:
+        case FieldType.ATTACHMENTS:
+        case FieldType.ATTACHMENT_SINGLE:
+        case FieldType.JSON:
+        case FieldType.BB_REFERENCE:
+          shouldKeepSchema = keepIfType(FieldType.JSON, FieldType.STRING)
+          break
 
-        [FieldType.BIGINT]: () =>
-          keepIfType(FieldType.BIGINT, FieldType.NUMBER),
-        [FieldType.BB_REFERENCE]: () =>
-          keepIfType(FieldType.JSON, FieldType.STRING),
+        case FieldType.DATETIME:
+          shouldKeepSchema = keepIfType(FieldType.DATETIME, FieldType.STRING)
+          break
+
+        case FieldType.BIGINT:
+          shouldKeepSchema = keepIfType(FieldType.BIGINT, FieldType.NUMBER)
+          break
+
+        default:
+          utils.unreachable(existingColumnType)
       }
 
-      const shouldCopyDelegate = SqlCopyTypeByFieldMapping[existingColumnType]
-      if (shouldCopyDelegate()) {
+      if (shouldKeepSchema) {
         table.schema[key] = {
           ...existingTableSchema[key],
           externalType:

From c67ccf66135ead26ba0248ea2e9b4be6634efd7a Mon Sep 17 00:00:00 2001
From: Budibase Staging Release Bot <>
Date: Fri, 19 Apr 2024 12:17:04 +0000
Subject: [PATCH 20/20] Bump version to 2.23.10

---
 lerna.json | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lerna.json b/lerna.json
index 2ce2b69508..e8bcd4429c 100644
--- a/lerna.json
+++ b/lerna.json
@@ -1,5 +1,5 @@
 {
-  "version": "2.23.9",
+  "version": "2.23.10",
   "npmClient": "yarn",
   "packages": [
     "packages/*",