摘要:
--检查是否允许导出空表select 'alter table ' || table_name || ' allocate extent ;' from user_tables where segment_created = 'NO';--where num_rows = 0;--执行select生 阅读全文
posted @ 2021-12-29 11:01
小白成长记-yan
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摘要:
Oracle的锁表与解锁 SELECT /*+ rule */ s.username, decode(l.type,'TM','TABLE LOCK', 'TX','ROW LOCK', NULL) LOCK_LEVEL, o.owner,o.object_name,o.object_type, s 阅读全文
posted @ 2021-12-29 11:00
小白成长记-yan
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