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rownum

rownum

 英

  • 網(wǎng)絡(luò)偽列;偽列特點;按設(shè)定排序的行的序號

例句

ROWNUM pseudocolumn This pseudocolumn is typically used to limit the number of rows returned and to enumerate rows in a result set.

ROWNUM通常用于限制返回數(shù)結(jié)果集中枚舉行

ROWNUM: This sequential numbering of all the rows in the report for reference purposes.

ROWNUM報表所有順序編號便于進行引用

A simpler syntax is generated when ROWNUM is specified in the WHERE clause.

WHERE子句指定ROWNUM生成簡單語法

Alternative SQL syntax, such as the use of ROWNUM and ROWID is now supported.

現(xiàn)在支持其他SQL語法例如可以使用ROWNUMROWID

What if the query says ROWNUM = 100?

如果查詢使用ROWNUM=100,那么怎么辦

For example, you can add a ROWNUM clause to limit the number of rows in Oracle or use the TOP clause for SQL Server.

例如Oracle可以添加ROWNUM子句限制數(shù)對于SQLServer使用TOP子句