delete method
Implementation
Future<List<Map<String, dynamic>>> delete() async {
List<Map<String, dynamic>> result = [];
final lastQ = 'DELETE FROM $table ' + _joinQuery + ' ' + _lastQuery + ' ' + _groupBy + ' ' + _orderBy + ' ' + _limit;
final res = database != null ? await database!.delete(query: lastQ) : await DatabaseConfig.delete(query: lastQ);
if (res) {
result.add({'status': 'success', 'message': 'data has been deleted'});
}
return result;
}