D

[SQL] 게시물과 각 게시물에 달린 코멘트 갯수 가져 오기

select *, max( if( wr_parent=wr_id, 1, 0)), count(*) cnt from g4_write_bbs group by wr_parent

튜닝은 좀 필요하네요.<div class='small'>[이 게시물은 관리자님에 의해 2011-10-31 17:27:00 MySQL에서 이동 됨]</div>
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