From d0e3efd9d82b6af45da039c0f1ca6cd886f19bba Mon Sep 17 00:00:00 2001
From: sunkaixuan <610262374@qq.com>
Date: Sat, 26 Feb 2022 19:24:54 +0800
Subject: [PATCH] Update mysql

---
 .../MySql/DbMaintenance/MySqlDbMaintenance.cs                 | 4 ++++
 .../Realization/MySql/DbMaintenance/MySqlDbMaintenance.cs     | 4 ++++
 2 files changed, 8 insertions(+)

diff --git a/Src/Asp.Net/SqlSugar.MySqlConnector/MySql/DbMaintenance/MySqlDbMaintenance.cs b/Src/Asp.Net/SqlSugar.MySqlConnector/MySql/DbMaintenance/MySqlDbMaintenance.cs
index 6da274a6a..c2bee9899 100644
--- a/Src/Asp.Net/SqlSugar.MySqlConnector/MySql/DbMaintenance/MySqlDbMaintenance.cs
+++ b/Src/Asp.Net/SqlSugar.MySqlConnector/MySql/DbMaintenance/MySqlDbMaintenance.cs
@@ -341,6 +341,10 @@ namespace SqlSugar.MySqlConnector
             {
                 if (item.ColumnDescription != null)
                 {
+                    if (item.UnderType == UtilConstants.GuidType && item.Length == 0)
+                    {
+                        item.Length = 36;
+                    }
                     var mySqlCodeFirst = this.Context.CodeFirst as MySqlCodeFirst;
                     string sql = GetUpdateColumnSql(entity.DbTableName, mySqlCodeFirst.GetEntityColumnToDbColumn(entity, entity.DbTableName, item))+" "+(item.IsIdentity? "AUTO_INCREMENT" : "")+" " + " COMMENT '" + item.ColumnDescription + "'";
                     db.Ado.ExecuteCommand(sql);
diff --git a/Src/Asp.Net/SqlSugar/Realization/MySql/DbMaintenance/MySqlDbMaintenance.cs b/Src/Asp.Net/SqlSugar/Realization/MySql/DbMaintenance/MySqlDbMaintenance.cs
index 06fbf180d..5ee078454 100644
--- a/Src/Asp.Net/SqlSugar/Realization/MySql/DbMaintenance/MySqlDbMaintenance.cs
+++ b/Src/Asp.Net/SqlSugar/Realization/MySql/DbMaintenance/MySqlDbMaintenance.cs
@@ -342,6 +342,10 @@ namespace SqlSugar
                 if (item.ColumnDescription != null)
                 {
                     var mySqlCodeFirst = this.Context.CodeFirst as MySqlCodeFirst;
+                    if (item.UnderType == UtilConstants.GuidType&&item.Length==0) 
+                    {
+                        item.Length = 36;
+                    }
                     string sql = GetUpdateColumnSql(entity.DbTableName, mySqlCodeFirst.GetEntityColumnToDbColumn(entity, entity.DbTableName, item))+" "+(item.IsIdentity? "AUTO_INCREMENT" : "")+" " + " COMMENT '" + item.ColumnDescription + "'";
                     db.Ado.ExecuteCommand(sql);
                 }