From 6ee3a97751cad61b2107c51ec34c346d3e55a912 Mon Sep 17 00:00:00 2001
From: Horacio Duran <horacio.duran@gmail.com>
Date: Fri, 15 Sep 2017 19:07:07 -0300
Subject: [PATCH] Correct ModifyColumn SQL syntax.

The generated SQL for ModifyColumn was:

`ALTER TABLE "tablename" MODIFY "columname" type`

But should have been:

`ALTER TABLE "tablename" ALTER COLUMN "columname" TYPE type`

since Modify does not seem to be entirely compatible with all Engines
---
 scope.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/scope.go b/scope.go
index fda7f653..51ebd5a0 100644
--- a/scope.go
+++ b/scope.go
@@ -1139,7 +1139,7 @@ func (scope *Scope) dropTable() *Scope {
 }
 
 func (scope *Scope) modifyColumn(column string, typ string) {
-	scope.Raw(fmt.Sprintf("ALTER TABLE %v MODIFY %v %v", scope.QuotedTableName(), scope.Quote(column), typ)).Exec()
+	scope.Raw(fmt.Sprintf("ALTER TABLE %v ALTER COLUMN %v TYPE %v", scope.QuotedTableName(), scope.Quote(column), typ)).Exec()
 }
 
 func (scope *Scope) dropColumn(column string) {