From 040d45ad5dacc75a5aacab1bb627c7f4be42df7c Mon Sep 17 00:00:00 2001
From: mike12345567 <me@michaeldrury.co.uk>
Date: Thu, 24 Mar 2022 13:59:46 +0000
Subject: [PATCH] Fixing a mis-match of fields when creating many-to-many
 relationships on tables from within Budibase - #5049.

---
 packages/server/src/api/controllers/table/external.js | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/packages/server/src/api/controllers/table/external.js b/packages/server/src/api/controllers/table/external.js
index 86d855a28e..1263bb6216 100644
--- a/packages/server/src/api/controllers/table/external.js
+++ b/packages/server/src/api/controllers/table/external.js
@@ -118,8 +118,8 @@ function generateManyLinkSchema(datasource, column, table, relatedTable) {
     },
   }
   column.through = junctionTable._id
-  column.throughFrom = primary
-  column.throughTo = relatedPrimary
+  column.throughFrom = relatedPrimary
+  column.throughTo = primary
   column.fieldName = relatedPrimary
   return junctionTable
 }
@@ -146,7 +146,7 @@ function generateRelatedSchema(linkColumn, table, relatedTable, columnName) {
   // is many to many
   else {
     // don't need to copy through, already got it
-    relatedSchema.fieldName = linkColumn.throughFrom
+    relatedSchema.fieldName = linkColumn.throughTo
     relatedSchema.throughTo = linkColumn.throughFrom
     relatedSchema.throughFrom = linkColumn.throughTo
   }