select * from bdcdj.lqentry1 a where 順序號 in (select max(順序號) from bdcdj.lqentry1 b WHERE b.archival_code IS NOT NULL group by archival_code);
通過archival_code分組 ,取順序號的最大值。
select * from bdcdj.lqentry1 a where 順序號 in (select max(順序號) from bdcdj.lqentry1 b WHERE b.archival_code IS NOT NULL group by archival_code);
通過archival_code分組 ,取順序號的最大值。
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