oneValue<V> method
Implementation
Future<V?> oneValue<V>({required Object column, Where? where, Object? groupBy, Object? having, Object? window, Object? orderBy, SQLExecutor? executor}) async {
final r = await this.query(columns: [column], where: where, groupBy: groupBy, having: having, window: window, orderBy: orderBy, limit: 1, executor: executor);
return r.firstValue();
}