* Tom Lane: > Florian Weimer <[EMAIL PROTECTED]> writes: >> For each value in the first column, I need one (and only one) matching >> row from the table. A possible solution is: > > SELECT DISTINCT ON would do it, if you don't mind a non-portable solution.
Cool, thanks a lot. -- Florian Weimer <[EMAIL PROTECTED]> BFK edv-consulting GmbH http://www.bfk.de/ Kriegsstraße 100 tel: +49-721-96201-1 D-76133 Karlsruhe fax: +49-721-96201-99 ---------------------------(end of broadcast)--------------------------- TIP 9: In versions below 8.0, the planner will ignore your desire to choose an index scan if your joining column's datatypes do not match
