原创 【Oracle】【SQL】rownum, row_number() 和 rank()的區別
已知表結構如下： SC表 sno cno score s001 c001 80 s001 c002 90 s002 c001 79 s002 c002 85 s003 c001 79 s003 c002 80 1. ROWNUM
2018-09-03 17:39:02
15
2018-09-03 17:39:02
15
已知表結構如下： SC表 sno cno score s001 c001 80 s001 c002 90 s002 c001 79 s002 c002 85 s003 c001 79 s003 c002 80 1. ROWNUM
2018-09-03 17:39:02
15