Fix for issue with aliasing not quite working as expected when interacting with very old datasources, there is a flag 'isSQL' which was not set in old versions, this is now set when retrieving datasources to avoid issues with it being unset.

packages/server/src/sdk/app/datasources/datasources.ts

@@ -30,9 +30,15 @@ import {
 } from "../../../db/utils"
 import sdk from "../../index"
 import { setupCreationAuth as googleSetupCreationAuth } from "../../../integrations/googlesheets"
+import { helpers } from "@budibase/shared-core"
 
 const ENV_VAR_PREFIX = "env."
 
+function addDatasourceFlags(datasource: Datasource) {
+  datasource.isSQL = helpers.isSQL(datasource)
+  return datasource
+}
+
 export async function fetch(opts?: {
   enriched: boolean
 }): Promise<Datasource[]> {
@@ -56,7 +62,7 @@ export async function fetch(opts?: {
   } as Datasource
 
   // Get external datasources
-  const datasources = (
+  let datasources = (
     await db.allDocs<Datasource>(
       getDatasourceParams(null, {
         include_docs: true,
@@ -75,6 +81,7 @@ export async function fetch(opts?: {
     }
   }
 
+  datasources = datasources.map(datasource => addDatasourceFlags(datasource))
   if (opts?.enriched) {
     const envVars = await getEnvironmentVariables()
     const promises = datasources.map(datasource =>
@@ -150,6 +157,7 @@ async function enrichDatasourceWithValues(
 }
 
 export async function enrich(datasource: Datasource) {
+  datasource = addDatasourceFlags(datasource)
   const { datasource: response } = await enrichDatasourceWithValues(datasource)
   return response
 }
@@ -159,7 +167,8 @@ export async function get(
   opts?: { enriched: boolean }
 ): Promise<Datasource> {
   const appDb = context.getAppDB()
-  const datasource = await appDb.get<Datasource>(datasourceId)
+  let datasource = await appDb.get<Datasource>(datasourceId)
+  datasource = addDatasourceFlags(datasource)
   if (opts?.enriched) {
     return (await enrichDatasourceWithValues(datasource)).datasource
   } else {
@@ -271,13 +280,14 @@ export function mergeConfigs(update: Datasource, old: Datasource) {
 export async function getExternalDatasources(): Promise<Datasource[]> {
   const db = context.getAppDB()
 
-  const externalDatasources = await db.allDocs<Datasource>(
+  let dsResponse = await db.allDocs<Datasource>(
     getDatasourcePlusParams(undefined, {
       include_docs: true,
     })
   )
 
-  return externalDatasources.rows.map(r => r.doc!)
+  const externalDatasources = dsResponse.rows.map(r => r.doc!)
+  return externalDatasources.map(datasource => addDatasourceFlags(datasource))
 }
 
 export async function save(

packages/server/src/sdk/app/rows/utils.ts

@@ -14,7 +14,7 @@ import { makeExternalQuery } from "../../../integrations/base/query"
 import { Format } from "../../../api/controllers/view/exporters"
 import sdk from "../.."
 import { isRelationshipColumn } from "../../../db/utils"
-import { SqlClient } from "../../../integrations/utils"
+import { SqlClient, isSQL } from "../../../integrations/utils"
 
 const SQL_CLIENT_SOURCE_MAP: Record<SourceName, SqlClient | undefined> = {
   [SourceName.POSTGRES]: SqlClient.POSTGRES,
@@ -37,7 +37,7 @@ const SQL_CLIENT_SOURCE_MAP: Record<SourceName, SqlClient | undefined> = {
 }
 
 export function getSQLClient(datasource: Datasource): SqlClient {
-  if (!datasource.isSQL) {
+  if (!isSQL(datasource)) {
     throw new Error("Cannot get SQL Client for non-SQL datasource")
   }
   const lookup = SQL_CLIENT_SOURCE_MAP[datasource.source]