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Re: Backslashitis

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On Thu, Jun 14, 2012 at 2:19 PM, Thomas Kellerer <spam_eater@xxxxxxx> wrote:
hamann.w@xxxxxxxxxxx, 14.06.2012 10:17:

Hi,

I have a column declared as array of text. I can get a single backslash into one of the array elements by
update ... set mycol[1] = E'blah \\here'
If I try to update the whole array
update ... set mycol = E'{"blah \\here"}'
the backslash is missing. I can get two backslashes there.
Is there a good way to solve the problem, other than rewriting my update script to do array updates one element at a time?


Setting
      standard_conforming_strings = true

should do the trick.

http://www.postgresql.org/docs/current/static/runtime-config-compatible.html#GUC-STANDARD-CONFORMING-STRINGS

In that case you don't need any escaping inside the string literals.

Regards
Thomas


Nope..

postgres=# show standard_conforming_strings ;
 standard_conforming_strings
-----------------------------
 on
(1 row)
postgres=# set standard_conforming_strings =on;
SET
postgres=# show standard_conforming_strings ;
 standard_conforming_strings
-----------------------------
 on
(1 row)
postgres=# update array_test set name=E'{"meet\\ing"}';
UPDATE 2
postgres=# select * from array_test ;
   name
-----------
 {meeting}
 {meeting}
(2 rows)

Correct me, if anything wrong.

--Raghav


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