From: | "Antonio W(dot) Lagnada" <alagnada(at)lsil(dot)com> |
---|---|
To: | Trurl McByte <trurl(at)realtor3d(dot)odessa(dot)ua> |
Cc: | Andrzej Mazurkiewicz <andrzej(dot)mazurkiewicz(at)polkomtel(dot)com(dot)pl>, Pgsql-sql <pgsql-sql(at)postgreSQL(dot)org> |
Subject: | Re: [SQL] Autogenerated Unique Index |
Date: | 2000-03-07 16:46:09 |
Message-ID: | 38C53251.DF6715B8@lsil.com |
Views: | Raw Message | Whole Thread | Download mbox | Resend email |
Thread: | |
Lists: | pgsql-sql |
Hi Trurl,
#CREATE SEQUENCE A_B_seq;
#CREATE TABLE A (
# B int DEFAULT nextval('A_B_seq') NOT NULL,
# C char(5),
# PRIMARY KEY(B)
#);
I think the above is what I'm looking for....Thanks to All :-)
Trurl McByte wrote:
> On Tue, 7 Mar 2000 (Today), Antonio W. Lagnada wrote:
>
> Try "serial" macro-type off "id" field.
>
> #CREATE TABLE A (
> # B serial,
> # C char(5)
> #);
> NOTICE: CREATE TABLE will create implicit sequence 'a_b_seq' for SERIAL column'a.b'
> NOTICE: CREATE TABLE/UNIQUE will create implicit index 'a_b_key' for table 'a'
> CREATE
>
> Or make it by hand:
>
> #CREATE SEQUENCE A_B_seq;
> #CREATE TABLE A (
> # B int DEFAULT nextval('A_B_seq') NOT NULL,
> # C char(5),
> # PRIMARY KEY(B)
> #);
> NOTICE: CREATE TABLE/PRIMARY KEY will create implicit index 'a_pkey' for table'a'
> CREATE
>
> AWL> Hi Andrzej,
> AWL>
> AWL> Does this mean that everytime I create a new record on the table, the field
> AWL> "B" will be automatically incremented?
> AWL>
> AWL> - Antonio
> AWL>
> AWL> Andrzej Mazurkiewicz wrote:
> AWL>
> AWL> > cfmg_adm=> CREATE TABLE A (
> AWL> > cfmg_adm(> B int NOT NULL,
> AWL> > cfmg_adm(> C char(5),
> AWL> > cfmg_adm(> PRIMARY KEY (B)
> AWL> > cfmg_adm(> );
> AWL> > NOTICE: CREATE TABLE/PRIMARY KEY will create implicit index 'a_pkey' for
> AWL> > table
> AWL> > 'a'
> AWL> > CREATE
> AWL> > cfmg_adm=>
> AWL> > Regards,
> AWL> > Andrzej Mazurkiewicz
> AWL> >
> AWL> > > -----Original Message-----
> AWL> > > From: Antonio W. Lagnada [SMTP:alagnada(at)lsil(dot)com]
> AWL> > > Sent: 7 marca 2000 14:41
> AWL> > > To: Pgsql-sql
> AWL> > > Subject: [SQL] Autogenerated Unique Index
> AWL> > >
> AWL> > > Can someone give me a step-by-step instructions on how to generate a
> AWL> > > unique autogenerated index in PostgreSQL?
> AWL> > >
> AWL> > > --
> AWL> > > Antonio W. Lagnada
> AWL> > >
> AWL> > >
> AWL> > > 952.921.8533
> AWL> > > alagnada(at)lsil(dot)com_NOSPAM
> AWL> > > Remove the _NOSPAM for
> AWL> > > the actual email address
> AWL> > > << File: Card for Antonio W. Lagnada >>
> AWL>
> AWL> --
> AWL> Antonio W. Lagnada
> AWL>
> AWL> 952.921.8533
> AWL> alagnada(at)lsil(dot)com_NOSPAM
> AWL> Remove the _NOSPAM for
> AWL> the actual email address
> AWL>
> AWL>
>
> --
> Trurl McByte, Capt. of StasisCruiser "Prince"
> |InterNIC: AR3200 RIPE: AR1627-RIPE|
> |--98 C3 78 8E 90 E3 01 35 87 1F 3F EF FD 6D 84 B3--|
--
Antonio W. Lagnada
Silicon Optimization
952.921.8533
alagnada(at)lsil(dot)com_NOSPAM
Remove the _NOSPAM for
the actual email address
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