From 251fdaaf41034a41ce839871081b4ec353287732 Mon Sep 17 00:00:00 2001
From: Lunny Xiao <xiaolunwen@gmail.com>
Date: Wed, 3 Nov 2021 12:33:38 +0800
Subject: [PATCH] Fix database keyword quote problem on migration v161 (#17523)

* support rerun migration v161
---
 models/migrations/v161.go | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

diff --git a/models/migrations/v161.go b/models/migrations/v161.go
index 4ca9f01218..283c44464c 100644
--- a/models/migrations/v161.go
+++ b/models/migrations/v161.go
@@ -5,6 +5,8 @@
 package migrations
 
 import (
+	"context"
+
 	"xorm.io/xorm"
 )
 
@@ -40,8 +42,17 @@ func convertTaskTypeToString(x *xorm.Engine) error {
 		return err
 	}
 
+	// to keep the migration could be rerun
+	exist, err := x.Dialect().IsColumnExist(x.DB(), context.Background(), "hook_task", "type")
+	if err != nil {
+		return err
+	}
+	if !exist {
+		return nil
+	}
+
 	for i, s := range hookTaskTypes {
-		if _, err := x.Exec("UPDATE hook_task set typ = ? where type=?", s, i); err != nil {
+		if _, err := x.Exec("UPDATE hook_task set typ = ? where `type`=?", s, i); err != nil {
 			return err
 		}
 	}