From: | <mallah(at)trade-india(dot)com> |
---|---|
To: | <andresjavier(dot)garcia(at)wanadoo(dot)es> |
Cc: | <pgsql-sql(at)postgresql(dot)org> |
Subject: | Re: new calculated column |
Date: | 2002-09-05 18:49:22 |
Message-ID: | 58553.203.145.129.36.1031251762.squirrel@mail.trade-india.com |
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Thread: | |
Lists: | pgsql-sql |
HI.
simple (tedious) solution would be do fire 20 sqls.
update tabel set f1=<some int 1> where f2='some varchar1';
update tabel set f1=<some int 2> where f2='some varchar2';
update tabel set f1=<some int 3> where f2='some varchar3';
incase there is some the integer is a function of varchar
u may translate to the corresponding SQL.
regds
mallah.
> Hi;
>
> I've got a table with two fields and about 3000 rows, the second one is a character field, what
> can have about twenty different values; of course these values are repeated a lot of times in
> the table. I need to create a new column of type integer, whose value depens on the character
> fields. The values of the new column are not important, the important thing is who can I create
> this column and assign a different integer to a different char value in the other column.
> Thanks
> --------------
> Javier
>
> -------------------------------------------------------
>
> ---------------------------(end of broadcast)--------------------------- TIP 4: Don't 'kill -9'
> the postmaster
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