Re: [GENERAL] What would be a good way to append some text to the end of a text field?
От | Ross J. Reedstrom |
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Тема | Re: [GENERAL] What would be a good way to append some text to the end of a text field? |
Дата | |
Msg-id | 19991122094340.B8160@wallace.ece.rice.edu обсуждение исходный текст |
Ответ на | What would be a good way to append some text to the end of a text field? (Wim Aarts <w.aarts@dsdeurne.nl>) |
Список | pgsql-general |
On Mon, Nov 22, 1999 at 02:45:04PM +0100, Wim Aarts wrote: > > Now I use php3 to read the text from the database then I append some > text to it and finaly I do an update on the text field. > Is it possible to use an SQL statement to do this directly in the > database? > Like this? test=> create table test_text (word_id int, words text); CREATE test=> insert into test_text values (1, 'some text'); INSERT 684150 1 test=> insert into test_text values (2, 'some other text'); INSERT 684151 1 test=> select * from test_text; word_id|words -------+--------------- 1|some text 2|some other text (2 rows) test=> update test_text set words = textcat(words,', and text added later') where word_id=1; UPDATE 1 test=> select * from test_text;word_id|words -------+------------------------------- 2|some other text 1|some text, and text added later (2 rows) test=> Ross -- Ross J. Reedstrom, Ph.D., <reedstrm@rice.edu> NSBRI Research Scientist/Programmer Computer and Information Technology Institute Rice University, 6100 S. Main St., Houston, TX 77005
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