From f7bf923e347355f08ec853dfae98061f3fc3e75f Mon Sep 17 00:00:00 2001
From: DarkPhoenix2704 <anbarasun123@gmail.com>
Date: Wed, 11 Sep 2024 08:46:13 +0000
Subject: [PATCH] fix: add default value for rollup

---
 packages/nocodb/src/db/genRollupSelectv2.ts | 20 +++++++++++++++++---
 1 file changed, 17 insertions(+), 3 deletions(-)

diff --git a/packages/nocodb/src/db/genRollupSelectv2.ts b/packages/nocodb/src/db/genRollupSelectv2.ts
index b0b1a9144b..bb7fe9389e 100644
--- a/packages/nocodb/src/db/genRollupSelectv2.ts
+++ b/packages/nocodb/src/db/genRollupSelectv2.ts
@@ -58,9 +58,23 @@ export default async function ({
       return;
     }
 
-    qb[columnOptions.rollup_function as string]?.(
-      knex.ref(`${refTableAlias}.${rollupColumn.column_name}`),
-    );
+    if (
+      ['sum', 'sumDistinct', 'avgDistinct', 'avg'].includes(
+        columnOptions.rollup_function,
+      )
+    ) {
+      qb.select(
+        knex.raw(`COALESCE((??), 0)`, [
+          knex[columnOptions.rollup_function as string]?.(
+            knex.ref(`${refTableAlias}.${rollupColumn.column_name}`),
+          ),
+        ]),
+      );
+    } else {
+      qb[columnOptions.rollup_function as string]?.(
+        knex.ref(`${refTableAlias}.${rollupColumn.column_name}`),
+      );
+    }
   };
 
   switch (relationColumnOption.type) {