Re: SQL query
От | daq |
---|---|
Тема | Re: SQL query |
Дата | |
Msg-id | 19964409273.20040204084300@ugyvitelszolgaltato.hu обсуждение исходный текст |
Ответ на | SQL query (pawel@deso.pl (Paul Czubilinski)) |
Список | pgsql-sql |
PC> Hello, PC> I would like to retrieve all the records from table A which have given PC> lang_id and its modification date is later then modification date of PC> the same id record with lang_id='pl'. PC> Example: PC> table A - data example PC> ====================== PC> id | modification_date | lang_id PC> --------+---------------------+------ PC> abc | 2002-10-11 10:12:11 | en PC> abc | 2002-11-12 11:12:11 | pl PC> abc | 2002-11-11 18:12:00 | de PC> sample | 2003-04-15 22:43:14 | pl PC> sample | 2003-05-16 11:10:15 | en PC> sample | 2003-11-11 18:11:10 | de select * from a where lang_id='en' and modification_date>(select modification_date from a as a_alias where a_alias.id=a.id and a_alias.lang_id='pl') Try this! DAQ
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