mysql查詢時條件不區分大小寫

  表中有條數據，SUBCLASSNAME的值爲Dnsmysql mysql中：sql select t.* from test_subclass t where SUBCLASSNAME='DNS'oracle 或select t.* from test_subclass t where SUBCLASSNAME='dns'.net 均可以查到數據，blog 在oracle中只有用select

>>阅读原文<<