From a9c04117c5d045dc0b2a8308361a4644d7bfd79e Mon Sep 17 00:00:00 2001
From: Denis Gukov <denguk@gmail.com>
Date: Fri, 17 Sep 2021 02:35:44 +0500
Subject: [PATCH] fix(be): correct error message for foreign key errors

---
 db/sql/SqlDb.go | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/db/sql/SqlDb.go b/db/sql/SqlDb.go
index 32224787b..a1fd7dfa5 100644
--- a/db/sql/SqlDb.go
+++ b/db/sql/SqlDb.go
@@ -51,6 +51,9 @@ var (
 // validateMutationResult checks the success of the update query
 func validateMutationResult(res sql.Result, err error) error {
 	if err != nil {
+		if strings.Contains(err.Error(), "foreign key") {
+			err = db.ErrInvalidOperation
+		}
 		return err
 	}