From f1b9490f224d2229760a5db13a94a51c1e91d8dd Mon Sep 17 00:00:00 2001
From: mike12345567 <me@michaeldrury.co.uk>
Date: Wed, 12 Jan 2022 17:55:28 +0000
Subject: [PATCH] Adding method for client/builder to detect that a table
 supports SQL filtering.

---
 packages/server/src/api/controllers/table/index.js |  3 ++-
 packages/server/src/api/controllers/table/utils.js |  5 ++++-
 packages/server/src/integrations/utils.ts          | 11 ++++++++---
 3 files changed, 14 insertions(+), 5 deletions(-)

diff --git a/packages/server/src/api/controllers/table/index.js b/packages/server/src/api/controllers/table/index.js
index abbb4d6ff9..15e869fc75 100644
--- a/packages/server/src/api/controllers/table/index.js
+++ b/packages/server/src/api/controllers/table/index.js
@@ -2,7 +2,7 @@ const CouchDB = require("../../../db")
 const internal = require("./internal")
 const external = require("./external")
 const csvParser = require("../../../utilities/csvParser")
-const { isExternalTable } = require("../../../integrations/utils")
+const { isExternalTable, isSQL } = require("../../../integrations/utils")
 const {
   getTableParams,
   getDatasourceParams,
@@ -49,6 +49,7 @@ exports.fetch = async function (ctx) {
       ...entity,
       type: "external",
       sourceId: row.doc._id,
+      sql: isSQL(row.doc),
     }))
   })
 
diff --git a/packages/server/src/api/controllers/table/utils.js b/packages/server/src/api/controllers/table/utils.js
index e4086e8071..459566ce91 100644
--- a/packages/server/src/api/controllers/table/utils.js
+++ b/packages/server/src/api/controllers/table/utils.js
@@ -12,6 +12,7 @@ const { USERS_TABLE_SCHEMA, SwitchableTypes } = require("../../../constants")
 const {
   isExternalTable,
   breakExternalTableId,
+  isSQL,
 } = require("../../../integrations/utils")
 const { getViews, saveView } = require("../view/utils")
 const viewTemplate = require("../view/viewBuilder")
@@ -242,7 +243,9 @@ exports.getTable = async (appId, tableId) => {
   const db = new CouchDB(appId)
   if (isExternalTable(tableId)) {
     let { datasourceId, tableName } = breakExternalTableId(tableId)
-    return exports.getExternalTable(appId, datasourceId, tableName)
+    const datasource = await db.get(datasourceId)
+    const table = await exports.getExternalTable(appId, datasourceId, tableName)
+    return { ...table, sql: isSQL(datasource) }
   } else {
     return db.get(tableId)
   }
diff --git a/packages/server/src/integrations/utils.ts b/packages/server/src/integrations/utils.ts
index 97380b1b5b..b1b1faf776 100644
--- a/packages/server/src/integrations/utils.ts
+++ b/packages/server/src/integrations/utils.ts
@@ -1,6 +1,6 @@
-import { SqlQuery } from "../definitions/datasource"
+import { SourceNames, SqlQuery } from "../definitions/datasource"
 import { Datasource, Table } from "../definitions/common"
-import { SourceNames } from "../definitions/datasource"
+
 const { DocumentTypes, SEPARATOR } = require("../db/utils")
 const {
   FieldTypes,
@@ -131,7 +131,12 @@ export function isSQL(datasource: Datasource): boolean {
   if (!datasource || !datasource.source) {
     return false
   }
-  const SQL = [SourceNames.POSTGRES, SourceNames.SQL_SERVER, SourceNames.MYSQL]
+  const SQL = [
+    SourceNames.POSTGRES,
+    SourceNames.SQL_SERVER,
+    SourceNames.MYSQL,
+    SourceNames.ORACLE,
+  ]
   return SQL.indexOf(datasource.source) !== -1
 }