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发明名称
Null aware anti-join
摘要
Unnesting using anti-join of NOT IN/ALL subquery uses null-aware anti-join operation, resulting in a rewritten query that, when computed, produces results consistent with the NULL semantics of NOT IN/ALL subquery.
申请公布号
US2007219952(A1)
申请公布日期
2007.09.20
申请号
US20070716462
申请日期
2007.03.08
申请人
ORACLE INTERNATIONAL CORPORATION
发明人
AHMED RAFI;AMOR ANGELA
分类号
G06F17/30
主分类号
G06F17/30
代理机构
代理人
主权项
地址
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