摘要：
工作之余总结了下写条“好”的SQL语句需要注意的一些地方，肯定不是很全面也不是很深刻，以后有想到的继续补足吧....1.OverviewYes, wring a SQL statement is a no-brainer. But writing anefficient SQL statement is not that easy as you might think of. A badly-written SQL statement will consume alot of resources and get you waiting for a long time before receiv 阅读全文
