From f507daa46a259892dda9b110be1458150adf4b97 Mon Sep 17 00:00:00 2001
From: mike12345567 <me@michaeldrury.co.uk>
Date: Thu, 3 Jun 2021 16:45:43 +0100
Subject: [PATCH] Linking up to existing SQL integrations.

---
 .../server/src/integrations/microsoftSqlServer.js    |  4 +++-
 packages/server/src/integrations/mysql.js            |  4 +++-
 packages/server/src/integrations/postgres.js         |  4 +++-
 packages/server/src/integrations/tests/sql.spec.js   | 12 +++++++++++-
 4 files changed, 20 insertions(+), 4 deletions(-)

diff --git a/packages/server/src/integrations/microsoftSqlServer.js b/packages/server/src/integrations/microsoftSqlServer.js
index 3dc5676e94..bece6678a3 100644
--- a/packages/server/src/integrations/microsoftSqlServer.js
+++ b/packages/server/src/integrations/microsoftSqlServer.js
@@ -1,5 +1,6 @@
 const sqlServer = require("mssql")
 const { FIELD_TYPES } = require("./Integration")
+const Sql = require("./base/sql")
 
 const SCHEMA = {
   docs: "https://github.com/tediousjs/node-mssql",
@@ -50,10 +51,11 @@ const SCHEMA = {
   },
 }
 
-class SqlServerIntegration {
+class SqlServerIntegration extends Sql {
   static pool
 
   constructor(config) {
+    super("mssql")
     this.config = config
     this.config.options = {
       encrypt: this.config.encrypt,
diff --git a/packages/server/src/integrations/mysql.js b/packages/server/src/integrations/mysql.js
index c505c4fc14..6c72e05a12 100644
--- a/packages/server/src/integrations/mysql.js
+++ b/packages/server/src/integrations/mysql.js
@@ -1,5 +1,6 @@
 const mysql = require("mysql")
 const { FIELD_TYPES, QUERY_TYPES } = require("./Integration")
+const Sql = require("./base/sql")
 
 const SCHEMA = {
   docs: "https://github.com/mysqljs/mysql",
@@ -52,8 +53,9 @@ const SCHEMA = {
   },
 }
 
-class MySQLIntegration {
+class MySQLIntegration extends Sql {
   constructor(config) {
+    super("mysql")
     this.config = config
     if (Object.keys(config.ssl).length === 0) {
       delete config.ssl
diff --git a/packages/server/src/integrations/postgres.js b/packages/server/src/integrations/postgres.js
index ebc39a31a4..2a39a91c2d 100644
--- a/packages/server/src/integrations/postgres.js
+++ b/packages/server/src/integrations/postgres.js
@@ -1,5 +1,6 @@
 const { Pool } = require("pg")
 const { FIELD_TYPES } = require("./Integration")
+const Sql = require("./base/sql")
 
 const SCHEMA = {
   docs: "https://node-postgres.com",
@@ -54,10 +55,11 @@ const SCHEMA = {
   },
 }
 
-class PostgresIntegration {
+class PostgresIntegration extends Sql {
   static pool
 
   constructor(config) {
+    super("pg")
     this.config = config
     if (this.config.ssl) {
       this.config.ssl = {
diff --git a/packages/server/src/integrations/tests/sql.spec.js b/packages/server/src/integrations/tests/sql.spec.js
index 98a7286c8d..c6a0debcdc 100644
--- a/packages/server/src/integrations/tests/sql.spec.js
+++ b/packages/server/src/integrations/tests/sql.spec.js
@@ -117,4 +117,14 @@ describe("SQL query builder", () => {
     }))
     expect(query).toEqual(`delete from "${TABLE_NAME}" where "id" = 1001`)
   })
-})
\ No newline at end of file
+
+  it("should work with MS-SQL", () => {
+    const query = new Sql("mssql", 10).buildQuery(generateReadJson())
+    expect(query).toEqual(`select top (10) * from [${TABLE_NAME}]`)
+  })
+
+  it("should work with mySQL", () => {
+    const query = new Sql("mysql", 10).buildQuery(generateReadJson())
+    expect(query).toEqual(`select * from \`${TABLE_NAME}\` limit 10`)
+  })
+})