From: | Rodney McDuff <ccmcduff(at)its(dot)uq(dot)edu(dot)au> |
---|---|
To: | Mark Jewiss <Mark(dot)Jewiss(at)knowledge(dot)com> |
Cc: | pgsql-general(at)postgreSQL(dot)org |
Subject: | Re: [GENERAL] \d <table> command |
Date: | 1999-09-27 23:27:45 |
Message-ID: | 199909272327.JAA02346@its.uq.edu.au |
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Thread: | |
Lists: | pgsql-general |
HI Mark
> I want to be able to build up information about the different tables held
> in a database for a small diagnostic tool that I'm writing.
>
> I need to see the name of each column in the table, the column data type
> and size, and if nulls are allowed - essentially what is produced by the
> '\d <tablename>' command.
>
> Does anyone know the SQL query to use on the system tables to produce that
> result? I've started to go through them now, and was expecting to find
> something along the lines of 'pg_columns', but no such luck. :(
>From man psql:
-E Echo the actual query generated by \d and other backslash commands
--
+-----------------+------------------------------------------+
| _ ^ _ | Dr. Rodney McDuff |
| |\ /|\ /| | Network Development, ITS |
| \ | / | The University of Queensland |
| \ | / | St. Lucia, Brisbane |
| \|/ | Queensland, Australia. 4072. |
|<-------+------->| TELEPHONE: +61 7 3365 8220 |
| /|\ | FACSIMILE: +61 7 3365 4477 |
| / | \ | EMAIL: mcduff(at)its(dot)uq(dot)edu(dot)au |
| / | \ | |
| |/ \|/ \| | Ex ignorantia ad sapientiam |
| - v - | Ex luce ad tenebras |
+-----------------+------------------------------------------+
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