Re: [SQL] Converting column values on a select
От | tjk@tksoft.com |
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Тема | Re: [SQL] Converting column values on a select |
Дата | |
Msg-id | 199910130155.SAA05966@uno.tksoft.com обсуждение исходный текст |
Ответ на | Converting column values on a select ("Saltsgaver, Scott" <scottsa@aiinet.com>) |
Список | pgsql-sql |
It seems like you are looking for something like this: select ct.statusValue from conversionTable ct, networkTable nt where ct.statusText = nt.status; Troy > > I was wondering if it is possible to convert a text value to an integer > value on a select to a table using another table as a conversion. I looked > into the "create rule" call but can't seem to get it to work. Of course the > code uses the numerical values for the status but I thought it would be nice > if users who performed queries against that network equipment tables could > see the nice text for the status. > > If it is possible to convert the text to a numerical is the reciprocal also > possible so again the code does not have to perform > > Here is the status conversion table: > > statusValue statusText > 2 normal > 4 critical > 7 major > > I then have a table that contains network equipment. > > network_equp_id status location contact > 20 normal 2nd floor Joe > 19 critical basement Fred > > Thanks, > > Scott Saltsgaver > > ************ > >
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