2008-01-18 14:45:15 / Oracle数据库管理
“Table scan -SYSTEM.SHAREINNERDOC”这个提示是什么意思呢?这是他执行的sql“SELECT * FROM (SELECT my_table.*, rownum my_rownumFROM (SELECT tablea.*, rownum rFROM (SELECT t1.id, t1.seccategory, t1.doclastmodtime,t1.docsubject, t2.sharelevel,t1.docextendname, ownerid, doccreaterid,t1.usertype, doccreatedate, doclastmoddate,
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