Re: Problem with a lookup table! Please help.
От | Jean-Luc Lachance |
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Тема | Re: Problem with a lookup table! Please help. |
Дата | |
Msg-id | 3DF50C6E.2D94936D@nsd.ca обсуждение исходный текст |
Ответ на | Problem with a lookup table! Please help. ("Chris Jewell" <vs0u8055@liv.ac.uk>) |
Список | pgsql-sql |
Use the AS keyword to introduce a column alias. Select thisverlongtablename.thefirstfield as title, ... from JLL Josh Berkus wrote: > > Chris, > > > In my capacity as a vet student, I'm trying to create a database of > antibiotics. The way that I have set it up so far is to have one main table > listing the antibiotics versus their respective efficacies against the four > major groups of bacteria. Due to the way that my PHP frontend works, I have > assigned a number to the efficacy - 1 being excellent and 5 being poor > efficacy against the particular bacterium. However, I now want to have a new > table which converts numbers into words. The problem is this, if I join the > main table with the "translation" lookup table, the column names for each of > the four categories in the main default to the column name in the lookup > table and hence are all the same. What SQL expression should I use to > translate the cryptic numbers into plain english whilst preserving the column > headings in the main table? > > Please post your table definitions as SQL statements. > > -- > -Josh Berkus > Aglio Database Solutions > San Francisco > > ---------------------------(end of broadcast)--------------------------- > TIP 2: you can get off all lists at once with the unregister command > (send "unregister YourEmailAddressHere" to majordomo@postgresql.org)
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