相关阅读
问Jackrun, Beijing等大侠performance问题如何写 update company='O'Brian xxx' where accountno=123456?2个table, 一个里面有4万个email, 一个里面有1万6千个email,如何比较?oracle学习从哪本书看起啊?a sql questionSqlplus if the column numbers are too many and line too longbeijing呀,教教我怎么optimize sql server吧。誰來幫我開來開悄? Interesting SQL query贡献一个, 我们公司(non-profit)招一个DBA/Web developer[求助]data analyst/DBA职业前景如何?Oracle previledge question.what's wrong with this table sql syntax?大家user权限都是分几个level设定的?【求指点】毕业设计,选什么好?Linked Table问一下oracle高手oracle rowid 问题请教一个mysql 排序问题。SQL里如何做regular expession 的match?Remove duplicate from oracle table