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单词
pseudocolumn
释义
pseudocolumn
网络
伪列;僞列
网络释义
1.
伪列
伪列
(
pseudocolumn
)ROWNUM 中包含有当前的行号。很多人在第一次试图返回表中中间某段记录子集时,都会发现下面这种 …
database.51cto.com
2.
僞列
ROWID ROWID是一种特殊的列类型,称之为
僞列
(
pseudocolumn
)。ROWID僞列在SQL SELECT语句中可以像普通列那样 …
tc.itkee.com
例句
释义:
伪列,僞列
随便看
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更新时间:2026/8/27 23:51:06