-

8 years ago · 2ca86984ae
1 changed files with 2 additions and 1 deletions
--- a/SqlSugar/Abstract/CodeFirstProvider/CodeFirstProvider.cs
+++ b/SqlSugar/Abstract/CodeFirstProvider/CodeFirstProvider.cs
@ -154,7 +154,8 @@ namespace SqlSugar
                            this.Context.DbMaintenance.DropConstraint(tableName, constraintName);
                        this.Context.DbMaintenance.DropColumn(tableName, item.DbColumnName);
                        this.Context.DbMaintenance.AddColumn(tableName, EntityColumnToDbColumn(entityInfo, tableName, item));
-                        this.Context.DbMaintenance.AddPrimaryKey(tableName, item.DbColumnName);
+                        if (item.IsPrimarykey)
+                            this.Context.DbMaintenance.AddPrimaryKey(tableName, item.DbColumnName);
                    }
                }
                if (isChange && IsBackupTable)