feat: add query builder to determine strict mode

Signed-off-by: Muhammad Aaqil <aaqilcs102@gmail.com>

Author: aaqilniz

lib/discovery.js

@@ -298,6 +298,14 @@ function mixinDiscovery(MySQL, mysql) {
     return sql;
   };
 
+  /**
+   * Build query to determine is strict mode
+   */
+
+  MySQL.prototype.buildQueryIsStrict = function() {
+    return "SELECT @@SESSION.sql_mode LIKE '%STRICT%' AS strictMode;";
+  };
+
   /**
    * Discover foreign keys that reference to the primary key of this table
    * @param {String} table The table name