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ffa330
Joined: 29 Jun 2006 Posts: 1 Location: Luxembourg
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Posted: Thu Jun 29, 2006 1:52 am Post subject: SQL get top rows for each other columns values |
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i have a logical problem with SQL language i.e:
col1 col2
-----+------
... a ! value1
... a ! value2
... a ! value3
......
... a ! valuen
... b ! value11
... b ! value12
......
... b ! valuem
... c ! value21
......
I need to get the 5 first lines for each value of col 1
Thanks in advance... |
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