How Can I Create function delete from... with
returns opague and without plpgsql language.
Sample:
create function fdel returns opaque
as 'delete from tab;' language 'sql';
Thanks.
Tomas N.
The only problem left is the correct syntax of the command when using [].
I've tried some versions but it did not work.
Maybe Tom can include an example into the docs.
Hans
shop=# INSERT INTO temppath(fieldname) VALUES '((1,3), (4,12))';
ERROR: parser: parse error at or near "'"
shop=#
Cedar Cox writes:
When would one want to use cast()? What is the difference between cast
and :: ? After a quick look in the documentation I couldn't find
anything..
cast() is SQL, :: is traditional Postgres. :: may go away in the distant
future to make room for the SQL feature that is
Cedar Cox writes:
It would be somewhat (very) useful to have something like this. We were
toying with the idea of making some sort of system to figure out if a
table is locked or not.
This will probably introduce race conditions unless done very carefully.
In theory you need a second level
On Mon, Apr 09, 2001 at 05:57:45PM +0200, Peter Eisentraut wrote:
Cedar Cox writes:
When would one want to use cast()? What is the difference between cast
and :: ? After a quick look in the documentation I couldn't find
anything..
cast() is SQL, :: is traditional Postgres. :: may
Ross J. Reedstrom writes:
FYI, I can't find an occurance of '::' that's not part of '::=' in either
SQL1992.txt or the ansi-iso-[sql]-1999.txt files I've got.
SQL 1999 6.12
static method invocation ::=
user-defined type double colon method name [ SQL argument list ]
That syntax even
Hi,
I have postgres 6.x (where x is something).
I have the following list of data
data
ABC*
ABC
ABC-
ABC+
ABC
QWE~
ASD+
ASD#
KLASDHK-
KLASDHK+
KLASDHK
KLASDHK*
what I want to do is 'select distinct(data) [ignoring non alphanumeric
characters] order by data'
is there a way to do
On Mon, Apr 09, 2001 at 06:53:13PM +0200, Peter Eisentraut wrote:
Ross J. Reedstrom writes:
FYI, I can't find an occurance of '::' that's not part of '::=' in either
SQL1992.txt or the ansi-iso-[sql]-1999.txt files I've got.
SQL 1999 6.12
static method invocation ::=
Tim Johnson writes:
Hi,
I have postgres 6.x (where x is something).
I have the following list of data
data
ABC*
ABC
ABC-
ABC+
ABC
QWE~
ASD+
ASD#
KLASDHK-
KLASDHK+
KLASDHK
KLASDHK*
what I want to do is 'select distinct(data) [ignoring non alphanumeric
characters]
Suppose I have a table
create table test
(
id integer,
name text
);
And I want to get the names of the largest 10 "id"s. How can I do that in
sql?
Thanks!
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Could someone (Chris Mead?) post an update on the status of fixing
PostgreSQL's inheritance semantics in the following ways:
Has a decision been made to implementing true inheritance via INHERITS or an
alternative keyword?
By true inheritance, I mean first and foremost that any query on a
On Mon, Apr 09, 2001 at 07:22:52PM -0400, Wei Weng wrote:
And I want to get the names of the largest 10 "id"s. How can I do that in
sql?
What do you mean by "largest"? Largest id? "largest" text string? If
it's the id you can do:
select max(id) from table;
-Roberto
Could someone (Chris Mead?) post an update on the status of fixing
PostgreSQL's inheritance semantics in the following ways:
Has a decision been made to implementing true inheritance via INHERITS or an
alternative keyword?
By true inheritance, I mean first and foremost that any query on
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