Leif Biberg Kristensen wrote:
> On Saturday 17. September 2011 19.07.03 Tim Landscheidt wrote:
>> Leif Biberg Kristensen wrote:
>> > UPDATE sources SET source_text = regexp_replace(source_text,
>> > E'n="(.*?)$1(.*?)"', E'n="\\1$2\\2"', 'g') where source_text like
>> > '%n="%$1%">%'
>> Try:
>>
On Saturday 17. September 2011 19.07.03 Tim Landscheidt wrote:
> Leif Biberg Kristensen wrote:
>
> > UPDATE sources SET source_text = regexp_replace(source_text,
> > E'n="(.*?)$1(.*?)"', E'n="\\1$2\\2"', 'g') where source_text like
> > '%n="%$1%">%'
>
> Try:
> > UPDATE sources SET source_text =
Leif Biberg Kristensen wrote:
>> UPDATE sources SET source_text = regexp_replace(source_text,
>> E'n="(.*?)$1(.*?)"', E'n="\\1$2\\2"', 'g') where source_text like
>> '%n="%$2%">%';
> Sorry, I pasted a literal replacement, and substituted the parameters by hand.
> The expression should of course
Guillaume Lelarge writes:
> On Sat, 2011-09-17 at 16:56 +0200, Andreas wrote:
>> select * from (
>> update tbl set val = 1 where key in ( 1, 2, 3, 4, 5 ) returning *
>> ) as x
>>
>> wouldn't work even in PG 9.1.
>> So what data structure is coming out of an "update ... returning *"
>> statement?
On Sat, 2011-09-17 at 16:56 +0200, Andreas wrote:
> Am 13.09.2011 07:50, schrieb pasman pasmański:
> > In 8.4 this syntax is not implemented.
>
> select * from (
> update tbl set val = 1 where key in ( 1, 2, 3, 4, 5 ) returning *
> ) as x
>
> wouldn't work even in PG 9.1.
> So what data structure
On Sat, Sep 17, 2011 at 10:52 AM, Andreas wrote:
> Instead of the update the query fails with an double key value error for the
> primary key.
> Shouldn't the insert fail, get rolled back and then exercute an update
> instead successfully?
Yes, and that is indeed what I see when I run your exampl
Am 13.09.2011 07:50, schrieb pasman pasmański:
In 8.4 this syntax is not implemented.
select * from (
update tbl set val = 1 where key in ( 1, 2, 3, 4, 5 ) returning *
) as x
wouldn't work even in PG 9.1.
So what data structure is coming out of an "update ... returning *"
statement?
It obvio
Hi,
http://www.postgresql.org/docs/current/static/sql-update.html
has an example where an either an insert or update is done according if
a key already exists.
The example is about wines. I did it with numbers.
drop table if exists tbl;
create table tbl ( key int primary key, val int );
insert
On Sep 17, 2011, at 9:32, "R. Smith" wrote:
>
> What I want to do is do a query joining table A with B and sorting
> firstly on a field in Table A then on several fields in Table B.
>
>
> SELECT a.gdn_gdn, a.gdn_custref, a.gdn_date, a.gdn_address_name,
> a.gdn_method, b.gdn_stockref, b.gdn_row
Greetings folks,
This is a follow up to my initial message some time ago. Now I have
got all the details together.
I have two tables.
Table A - Which contains one row per entry
Table B - Which contains multiple rows per entry
Table B relates to Table A by a field say called ID. Table A in this
On Saturday 17. September 2011 13.21.43 Leif Biberg Kristensen wrote:
> UPDATE sources SET source_text = regexp_replace(source_text,
> E'n="(.*?)$1(.*?)"', E'n="\\1$2\\2"', 'g') where source_text like
> '%n="%$2%">%';
Sorry, I pasted a literal replacement, and substituted the parameters by hand.
I'm trying to write a sql or plpgsql function update_nametags(TEXT, TEXT)
which does a replace on this form:
UPDATE sources SET source_text = regexp_replace(source_text,
E'n="(.*?)$1(.*?)"', E'n="\\1$2\\2"', 'g') where source_text like
'%n="%$2%">%';
But I can't find out how to escape the para
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