分别对几个表依次求和SELECT sum(windowsales),sum(weixinsales),sum(machinesales),sum(othersales) FROM db_name
按照条件对所有表求总和SELECT sum(windowsales+weixinsales+machinesales+othersales) as zonghe FROM db_name WHERE...
一些网友在上传网站时,虽然可以连接但出现如下错误200 Type set to ASCII.PASV227 Entering Passive Mode (61,151,251,110,4,64).数据 Socket 错误: 连接已失败 (连接已拒绝)或是命令:> REST 0 350 Restarting at 0. Send STORE or RETRIEVE. 命令:...