diff --git a/packages/builder/src/components/integration/QueryBindingBuilder.svelte b/packages/builder/src/components/integration/QueryBindingBuilder.svelte
index 34d4d4219b..9bcf9d36f8 100644
--- a/packages/builder/src/components/integration/QueryBindingBuilder.svelte
+++ b/packages/builder/src/components/integration/QueryBindingBuilder.svelte
@@ -15,8 +15,6 @@
     queryBindings = [...queryBindings, {}]
   }
 
-  $: console.log(bindings)
-
   function deleteQueryBinding(idx) {
     queryBindings.splice(idx, 1)
     queryBindings = queryBindings
diff --git a/packages/client/src/utils/fetch/DataFetch.js b/packages/client/src/utils/fetch/DataFetch.js
index 2333991ac9..90808026d5 100644
--- a/packages/client/src/utils/fetch/DataFetch.js
+++ b/packages/client/src/utils/fetch/DataFetch.js
@@ -111,12 +111,6 @@ export default class DataFetch {
    */
   async getInitialData() {
     const { datasource, filter, sortColumn, paginate } = this.options
-    const tableId = datasource?.tableId
-
-    // Ensure table ID exists
-    if (!tableId) {
-      return
-    }
 
     // Fetch datasource definition and determine feature flags
     const definition = await this.constructor.getDefinition(datasource)
diff --git a/packages/server/src/api/controllers/query/index.js b/packages/server/src/api/controllers/query/index.js
index 21db1eebbf..9cf7612e8a 100644
--- a/packages/server/src/api/controllers/query/index.js
+++ b/packages/server/src/api/controllers/query/index.js
@@ -141,6 +141,16 @@ async function execute(ctx, opts = { rowsOnly: false }) {
   const query = await db.get(ctx.params.queryId)
   const datasource = await db.get(query.datasourceId)
 
+  const enrichedParameters = ctx.request.body.parameters || {}
+  // make sure parameters are fully enriched with defaults
+  if (query && query.parameters) {
+    for (let parameter of query.parameters) {
+      if (!enrichedParameters[parameter.name]) {
+        enrichedParameters[parameter.name] = parameter.default
+      }
+    }
+  }
+
   // call the relevant CRUD method on the integration class
   try {
     const { rows, pagination, extra } = await Runner.run({
@@ -149,7 +159,7 @@ async function execute(ctx, opts = { rowsOnly: false }) {
       queryVerb: query.queryVerb,
       fields: query.fields,
       pagination: ctx.request.body.pagination,
-      parameters: ctx.request.body.parameters,
+      parameters: enrichedParameters,
       transformer: query.transformer,
       queryId: ctx.params.queryId,
     })
@@ -178,8 +188,9 @@ const removeDynamicVariables = async (db, queryId) => {
 
   if (dynamicVariables) {
     // delete dynamic variables from the datasource
-    const newVariables = dynamicVariables.filter(dv => dv.queryId !== queryId)
-    datasource.config.dynamicVariables = newVariables
+    datasource.config.dynamicVariables = dynamicVariables.filter(
+      dv => dv.queryId !== queryId
+    )
     await db.put(datasource)
 
     // invalidate the deleted variables
diff --git a/packages/server/src/api/controllers/row/utils.js b/packages/server/src/api/controllers/row/utils.js
index 71b22375f7..e18aee582f 100644
--- a/packages/server/src/api/controllers/row/utils.js
+++ b/packages/server/src/api/controllers/row/utils.js
@@ -52,21 +52,29 @@ exports.validate = async ({ appId, tableId, row, table }) => {
     const constraints = cloneDeep(table.schema[fieldName].constraints)
     const type = table.schema[fieldName].type
     // special case for options, need to always allow unselected (null)
-    if (
-      (type === FieldTypes.OPTIONS || type === FieldTypes.ARRAY) &&
-      constraints.inclusion
-    ) {
+    if (type === FieldTypes.OPTIONS && constraints.inclusion) {
       constraints.inclusion.push(null)
     }
     let res
 
     // Validate.js doesn't seem to handle array
-    if (type === FieldTypes.ARRAY && row[fieldName] && row[fieldName].length) {
-      row[fieldName].map(val => {
-        if (!constraints.inclusion.includes(val)) {
-          errors[fieldName] = "Field not in list"
-        }
-      })
+    if (type === FieldTypes.ARRAY) {
+      const hasValues =
+        Array.isArray(row[fieldName]) && row[fieldName].length > 0
+
+      // Check values are valid if values are specified
+      if (hasValues) {
+        row[fieldName].map(val => {
+          if (!constraints.inclusion.includes(val)) {
+            errors[fieldName] = "Value not in list"
+          }
+        })
+      }
+
+      // Check for required constraint
+      if (constraints.presence === true && !hasValues) {
+        errors[fieldName] = "Required field"
+      }
     } else if (type === FieldTypes.JSON && typeof row[fieldName] === "string") {
       // this should only happen if there is an error
       try {
diff --git a/packages/string-templates/src/helpers/javascript.js b/packages/string-templates/src/helpers/javascript.js
index 9231283e89..0173be0b54 100644
--- a/packages/string-templates/src/helpers/javascript.js
+++ b/packages/string-templates/src/helpers/javascript.js
@@ -1,5 +1,6 @@
 const { atob } = require("../utilities")
 const { cloneDeep } = require("lodash/fp")
+const { LITERAL_MARKER } = require("../helpers/constants")
 
 // The method of executing JS scripts depends on the bundle being built.
 // This setter is used in the entrypoint (either index.cjs or index.mjs).
@@ -46,8 +47,9 @@ module.exports.processJS = (handlebars, context) => {
       $: path => getContextValue(path, cloneDeep(context)),
     }
 
-    // Create a sandbox with out context and run the JS
-    return runJS(js, sandboxContext)
+    // Create a sandbox with our context and run the JS
+    const res = { data: runJS(js, sandboxContext) }
+    return `{{${LITERAL_MARKER} js_result-${JSON.stringify(res)}}}`
   } catch (error) {
     return "Error while executing JS"
   }
diff --git a/packages/string-templates/src/index.js b/packages/string-templates/src/index.js
index 820b8da290..d824d5f1db 100644
--- a/packages/string-templates/src/index.js
+++ b/packages/string-templates/src/index.js
@@ -112,9 +112,10 @@ module.exports.processStringSync = (string, context, opts) => {
     const template = instance.compile(string, {
       strict: false,
     })
+    const now = Math.floor(Date.now() / 1000) * 1000
     return processors.postprocess(
       template({
-        now: new Date().toISOString(),
+        now: new Date(now).toISOString(),
         ...context,
       })
     )
diff --git a/packages/string-templates/src/processors/postprocessor.js b/packages/string-templates/src/processors/postprocessor.js
index 4d1c84013a..7fc3f663fe 100644
--- a/packages/string-templates/src/processors/postprocessor.js
+++ b/packages/string-templates/src/processors/postprocessor.js
@@ -36,6 +36,11 @@ module.exports.processors = [
         return value === "true"
       case "object":
         return JSON.parse(value)
+      case "js_result":
+        // We use the literal helper to process the result of JS expressions
+        // as we want to be able to return any types.
+        // We wrap the value in an abject to be able to use undefined properly.
+        return JSON.parse(value).data
     }
     return value
   }),
diff --git a/packages/string-templates/test/javascript.spec.js b/packages/string-templates/test/javascript.spec.js
index 05cc80331a..5363f37e02 100644
--- a/packages/string-templates/test/javascript.spec.js
+++ b/packages/string-templates/test/javascript.spec.js
@@ -7,7 +7,7 @@ const processJS = (js, context) => {
 describe("Test the JavaScript helper", () => {
   it("should execute a simple expression", () => {
     const output = processJS(`return 1 + 2`)
-    expect(output).toBe("3")
+    expect(output).toBe(3)
   })
 
   it("should be able to use primitive bindings", () => {
@@ -50,6 +50,52 @@ describe("Test the JavaScript helper", () => {
     expect(output).toBe("shazbat")
   })
 
+  it("should be able to return an object", () => {
+    const output = processJS(`return $("foo")`, {
+      foo: {
+        bar: {
+          baz: "shazbat",
+        },
+      },
+    })
+    expect(output.bar.baz).toBe("shazbat")
+  })
+
+  it("should be able to return an array", () => {
+    const output = processJS(`return $("foo")`, {
+      foo: ["a", "b", "c"],
+    })
+    expect(output[2]).toBe("c")
+  })
+
+  it("should be able to return null", () => {
+    const output = processJS(`return $("foo")`, {
+      foo: null,
+    })
+    expect(output).toBe(null)
+  })
+
+  it("should be able to return undefined", () => {
+    const output = processJS(`return $("foo")`, {
+      foo: undefined,
+    })
+    expect(output).toBe(undefined)
+  })
+
+  it("should be able to return 0", () => {
+    const output = processJS(`return $("foo")`, {
+      foo: 0,
+    })
+    expect(output).toBe(0)
+  })
+
+  it("should be able to return an empty string", () => {
+    const output = processJS(`return $("foo")`, {
+      foo: "",
+    })
+    expect(output).toBe("")
+  })
+
   it("should be able to use a deep array binding", () => {
     const output = processJS(`return $("foo.0.bar")`, {
       foo: [