EXPERIMENT: add old query builder back

Author: NarrowsProjects

lib/database/DataSource.js

@@ -11,6 +11,7 @@
  *  or submit itself to any jurisdiction.
  */
 
+const { OldQueryBuilder } = require('./utilities/OldQueryBuilder.js');
 const { QueryBuilder } = require('./utilities/QueryBuilder.js');
 
 /**
@@ -30,8 +31,8 @@ class DataSource {
      *
      * @return {QueryBuilder} a fresh query builder instance
      */
-    createQueryBuilder() {
-        return new QueryBuilder(this._sequelize);
+    createQueryBuilder(old = false) {
+        return old ? new OldQueryBuilder(this._sequelize) : new QueryBuilder(this._sequelize);
     }
 
     /**