From 52103dd623c26921d805ff44500be6df9d3819d6 Mon Sep 17 00:00:00 2001
From: wushu <wushu037@foxmail.com>
Date: Wed, 8 Dec 2021 14:19:29 +0800
Subject: [PATCH] Remove redundant percision check for migrator

extra checking can cause "tag:percision" to lose meaning
---
 migrator/migrator.go | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/migrator/migrator.go b/migrator/migrator.go
index 18212dbb..35d6a50a 100644
--- a/migrator/migrator.go
+++ b/migrator/migrator.go
@@ -407,9 +407,7 @@ func (m Migrator) MigrateColumn(value interface{}, field *schema.Field, columnTy
 
 	// check precision
 	if precision, _, ok := columnType.DecimalSize(); ok && int64(field.Precision) != precision {
-		if regexp.MustCompile(fmt.Sprintf("[^0-9]%d[^0-9]", field.Precision)).MatchString(m.DataTypeOf(field)) {
-			alterColumn = true
-		}
+		alterColumn = true
 	}
 
 	// check nullable