Re: populate value of column
От | novice |
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Тема | Re: populate value of column |
Дата | |
Msg-id | ddcb1c340708072250i24e92711w603e350c88e6dbd6@mail.gmail.com обсуждение исходный текст |
Ответ на | Re: populate value of column ("Phillip Smith" <phillip.smith@weatherbeeta.com.au>) |
Список | pgsql-sql |
Thank you :-)) That's so quick! Apologies for the error on my DDL statement On 08/08/07, Phillip Smith <phillip.smith@weatherbeeta.com.au> wrote: > -----Original Message----- > From: pgsql-sql-owner@postgresql.org [mailto:pgsql-sql-owner@postgresql.org] > On Behalf Of novice > Sent: Wednesday, 8 August 2007 15:31 > To: pgsql-sql@postgresql.org > Subject: [SQL] populate value of column > > > How can I generate the following result? > > > > meter_id | bay > > ----------+------------ > > 1001 | 01 > > 1001 | 02 > > 1001 | 03 > > 1001 | 04 > > 1012 | 01 > > 1012 | 02 > > 1012 | 03 > > 1012 | 04 > > 1012 | 05 > > 1012 | 06 > > I even tested this one too ;) > SELECT meter_id, > LPAD(GENERATE_SERIES(1,area_no),2,'0') > FROM meter; > > Works on 8.2.4 - you didn't say what version you were using. > > > *******************Confidentiality and Privilege Notice******************* > > The material contained in this message is privileged and confidential to > the addressee. If you are not the addressee indicated in this message or > responsible for delivery of the message to such person, you may not copy > or deliver this message to anyone, and you should destroy it and kindly > notify the sender by reply email. > > Information in this message that does not relate to the official business > of Weatherbeeta must be treated as neither given nor endorsed by Weatherbeeta. > Weatherbeeta, its employees, contractors or associates shall not be liable > for direct, indirect or consequential loss arising from transmission of this > message or any attachments > > THINK BEFORE YOU PRINT - Save paper if you don't really need to print this > e-mail. > > ---------------------------(end of broadcast)--------------------------- > TIP 9: In versions below 8.0, the planner will ignore your desire to > choose an index scan if your joining column's datatypes do not > match >
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