diff --git a/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/Realization/SqlServer/DbMaintenance/SqlServerDbMaintenance.cs b/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/Realization/SqlServer/DbMaintenance/SqlServerDbMaintenance.cs
index b9d9147ec..a6d9af01e 100644
--- a/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/Realization/SqlServer/DbMaintenance/SqlServerDbMaintenance.cs
+++ b/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/Realization/SqlServer/DbMaintenance/SqlServerDbMaintenance.cs
@@ -23,7 +23,9 @@ namespace SqlSugar
                            syscolumns.Id AS TableId,
                            syscolumns.name AS DbColumnName,
                            systypes.name AS DataType,
-                           syscolumns.length AS [Length],
+                           COLUMNPROPERTY(syscolumns.id,syscolumns.name,'PRECISION') as length,
+                           isnull(COLUMNPROPERTY(syscolumns.id,syscolumns.name,'Scale'),0) as Scale, 
+						   isnull(COLUMNPROPERTY(syscolumns.id,syscolumns.name,'Scale'),0) as DecimalDigits,
                            sys.extended_properties.[value] AS [ColumnDescription],
                            syscomments.text AS DefaultValue,
                            syscolumns.isnullable AS IsNullable,
@@ -398,7 +400,7 @@ namespace SqlSugar
             string sql = string.Format(this.RenameColumnSql, tableName, oldColumnName, newColumnName);
             this.Context.Ado.ExecuteCommand(sql);
             return true;
-        } 
+        }
         #endregion
     }
 }