=?ISO-8859-1?Q?Josu=E9_Maldonado?= <[EMAIL PROTECTED]> writes:
> I have a table that contains this raw data:
> epr_procode | epr_tipo | epr_mes | epr_valor | zert_title
> -------------+----------+---------+-----------+----------------------
> 00C188 | VTA | 200309 | 2116.0000 | Venta
> 00C188 | CTO | 200309 | 1600.0700 | Costo
> 00C188 | VTA | 200311 | 3450.0000 | Venta
> 00C188 | CTO | 200311 | 2687.4200 | Costo
> I need to display it this way:
> TITULO |200309 |200310 |200311 |200312
> -------------+----------+---------+-----------+----------------------
> Venta |2116.0000 |0.0000 |3450.0000 |0.0000
> Costo |1600.0700 |0.0000 |2687.4200 |0.0000
I think the "crosstab" functions in contrib/tablefunc/ might help you.
regards, tom lane
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