get a column of result after querying/取查询结果中的一列数据
get a column of result after querying/取查询结果中的一列数据

there are still many complex operation on mysql/关于mysql 还有很多复杂的操作

HollenMok/pandoraf_v1.0,HollenMok/pandoraf_v1.0,HollenMok/pandoraf_v1.0