postgresql行号类似oracle rownum效果
使用窗口函数row_number()
select row_number() OVER (ORDER BY id) as rownum ,* from score;
如果不关心排序,可以这样select row_number() over() as rownum,* from score;
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使用窗口函数row_number()
select row_number() OVER (ORDER BY id) as rownum ,* from score;
如果不关心排序,可以这样select row_number() over() as rownum,* from score;