Re: Migration from MySQL, some difficulties with DESCRIBE and SHOW - Mailing list pgsql-novice

From paul butler
Subject Re: Migration from MySQL, some difficulties with DESCRIBE and SHOW
Date
Msg-id 3F2E158C.15329.50CE552@localhost
Whole thread Raw
In response to Migration from MySQL, some difficulties with DESCRIBE and SHOW  (Wolfgang Draxinger <wdraxinger@darkstargames.de>)
List pgsql-novice
Date sent:          Sun, 03 Aug 2003 21:44:04 +0200
From:               Wolfgang Draxinger <wdraxinger@darkstargames.de>
To:                 pgsql-novice@postgresql.org
Subject:            [NOVICE] Migration from MySQL, some difficulties with
DESCRIBE and SHOW
I'm unfamiliar with mysql,
but I think what you are looking for in the psql client are these commands

SHOW TABLES:

 \d{t|i|s|v}... list tables/indexes/sequences/views

\d will give a list of all of these objects
\dt will give a list of only tables

mfx=# \d
              List of relations
       Name       |   Type   |     Owner
------------------+----------+---------------
 accent           | table    | Administrator
 accenttype       | table    | Administrator
 actor            | table    | Administrator
 actor_id_seq     | sequence | Administrator
 actoraudio       | view     | Administrator
 audio            | table    | Administrator
 audiotype        | table    | Administrator
(7 rows)


DESCRIBE: (I'm assuming this gives a listing of a table's structure)

\d tablename

mfx=# \d accent
               Table "accent"
   Column   |       Type        | Modifiers
------------+-------------------+-----------
 accenttype | character varying | not null
 id               | integer                 | not null
Primary key: accent_pkey
Triggers: RI_ConstraintTrigger_1673596,
          RI_ConstraintTrigger_1673602

Hope this helps

Paul Butler


> I just migrated to PostgreSQL since this offers a few features I needes
> ugently, especially subqueries. However I got to stuck with DESCRIBE and
> SHOW commands. Are those not avaliable, or have they some special behaviour?
> When trying a SHOW TABLES; I just get an error.
>
> Wolfgang
> --
>
>
> ---------------------------(end of broadcast)---------------------------
> TIP 8: explain analyze is your friend



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