On Jul 28, 2009, at 5:10 PM, nha wrote:
Hello,
Le 28/07/09 14:25, Daryl Richter a écrit :
On Jul 28, 2009, at 5:58 AM, Gau, Hans-Jürgen wrote:
hello list,
i have some problems with an sql-statement which runs on oracle but
not on postgresql (i want update only if result of SELECT
On Jul 28, 2009, at 5:58 AM, Gau, Hans-Jürgen wrote:
hello list,
i have some problems with an sql-statement which runs on oracle but
not on postgresql (i want update only if result of SELECT is not
empty, the SELECT-queries are identical):
UPDATE table1 t1
SET (t1.id) =
On 10/4/06 12:20 PM, Aaron Bono [EMAIL PROTECTED] wrote:
On 10/4/06, Erik Jones [EMAIL PROTECTED] wrote:
Aaron Bono wrote:
On 10/4/06, *Erik Jones* [EMAIL PROTECTED] mailto:[EMAIL PROTECTED]
wrote:
There is one non-SQL related reason that I like to be able to order
columns, at
On 10/3/06 6:47 AM, Penchalaiah P. [EMAIL PROTECTED] wrote:
Hi ...
I have one table with 12 fields..
now I want to add one more field in this table.. but that field has to
come next to cda_no.. I mean as a 3rd field.. If I am adding that field
it is coming last field ...
The
On 9/14/06 1:13 PM, zqzuk [EMAIL PROTECTED] wrote:
Hi, here i have a problem with this task...
I have a table cancellation which stores cancelled bookings and details of
charges etc
and a table bookings which stores details of bookings, for example:
cancellation(cancellation_id,
On 9/12/06 11:55 AM, [EMAIL PROTECTED] [EMAIL PROTECTED] wrote:
Hi all,
I have a union query that generates a table with
directional measurments (a=azimuth, i=depth) at
various depths (md) down a hole. The results look
like:
hole_id | md | a| i|e
|
On 9/6/06 12:53 PM, Judith [EMAIL PROTECTED] wrote:
Hello everybody!!
I have a field type text with folios like this: A98526
but I want to change de A for a 0 like this: 098526, exists a way to
do this in a query???
select translate( 'A98526', 'A', '0' );
translate
On 8/10/06 4:32 PM, Juliann Meyer [EMAIL PROTECTED] wrote:
I have a table with a column, lets call it identifier, that is defined
as varchar(8) that should never contain lower case letters. Its a large
table. Is there a way to query the table to see if any values in this
column are lower
On Jun 6, 2006, at 12:32 PM, Andrew Sullivan wrote:
On Tue, Jun 06, 2006 at 09:20:13AM -0700, codeWarrior wrote:
I would hope that your choice to use postgreSQL is because it is
superior
technology that scales well financially... not because you get a
warm fuzzy
from all your friends on
On Jan 18, 2006, at 4:18 AM, Emil Rachovsky wrote:
While trying to create some views I stumbled on some
problem with using the if-then clause. Here is a
simple example :
CREATE OR REPLACE VIEW public.SomeView
as select d.id,
if (true) then d.DocNumber endif from
public.Z_Documents as d;
On Dec 29, 2005, at 2:16 AM, Bruno Wolff III wrote:
On Wed, Dec 28, 2005 at 00:52:18 +0700,
David Garamond [EMAIL PROTECTED] wrote:
Is it possible to use only CHECK constraint (and not triggers) to
completely enforce ordered value of a column (colx) in a table? By
that
I mean:
1. Rows
[EMAIL PROTECTED] wrote:
Quoting Daryl Richter [EMAIL PROTECTED]:
[EMAIL PROTECTED] wrote:
Quoting Daryl Richter [EMAIL PROTECTED]:
It's hard to say without knowing more precisely what you are trying to
model, but I think this push you in the right direction:
Okay, but references between
[EMAIL PROTECTED] wrote:
Quoting Daryl Richter [EMAIL PROTECTED]:
It's hard to say without knowing more precisely what you are trying to
model, but I think this push you in the right direction:
[snipped old schema]
Okay, but references between (output/input) and ACTIVITY tables is 1
,
a.value
from
activity a
join inputb on b.activity_id = a.id;
The SELL view is left as an exercise for the reader.
--
Daryl Richter
Platform Author Director of Technology
(( Brandywine Asset Management )
( Expanding the Science of Global Investing
and will almost
certainly be faster, but subqueries are good to know how to do. :)
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--
Daryl Richter
Platform Author Director
in
SQL?
Brgds Robert
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--
Daryl Richter
Platform Author Director of Technology
(( Brandywine Asset Management
) not null-- Actor
);
create table person(
id serial primary key, -- 1
namechar(20) not null,-- David
role_id int not null references role -- 1
);
David
--
Daryl Richter
Director of Technology
(( Brandywine Asset Management
Frank Bax wrote:
At 09:00 AM 10/12/05, Daryl Richter wrote:
Richard Huxton wrote:
Frank Bax wrote:
[snip]
Richard, you've summed it up nicely.
Splitting locations into subsets (like 2,2,3) doesn't work because it is
possible that low values in one location can be offset by high
space map settings
--
Daryl Richter
(daryl (at)(brandywine dot com))
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Ferindo Middleton Jr wrote:
Is there a way to change the position attribute of a column in a table?
I have data that I need to import into various tables in my db on a
consistent basis... I usually us e the COPY ... FROM query but I can't
control the -order- of the fields my client dumps the
Anthony Molinaro wrote:
that query is 100% correct.
it's just an equijoin (a type of inner join) between 3 tables.
the syntax you show is how queries should be written and is more
representative of what a joins between relations really are:
Cartesian products with filters applied
the ansi
Michael Fuhr wrote:
On Mon, Sep 26, 2005 at 12:34:59PM +0200, Axel Rau wrote:
Am 26.09.2005 um 02:05 schrieb Michael Fuhr:
On Fri, Sep 23, 2005 at 09:19:25PM +0200, Axel Rau wrote:
I'm sure this would be the cleanest solution but remember networks
change.
Yes, which is why it's a good idea
[EMAIL PROTECTED] wrote:
Am 27.09.2005 um 16:02 schrieb Daryl Richter:
An attribute is redundant if it repeats a fact that can be learned
without it. If one table contains IP addresses and another contains
networks, then you can associate IP addresses and networks with a
join
Anthony Molinaro wrote:
Daryl,
Whether you feel that is unnecessary or not, it *is* the ANSI Standard
and is thus, by definition, how queries should be written.
I disagree 100%. Oracle and db2 introduced window functions years
before
Ansi added them. Should we not have used them? It
Axel Rau wrote:
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Am 22.09.2005 um 22:26 schrieb Daryl Richter:
Axel Rau wrote:
Thank you for responding, Daryl,
Am 22.09.2005 um 16:45 schrieb Daryl Richter:
Axel Rau wrote:
Hi SQLers,
I have a fk from address to network and try to update
Axel Rau wrote:
Hi SQLers,
I have a fk from address to network and try to update the foreign key
column to point at the network, it belongs to:
CREATE TABLE network (
id cidr PRIMARY KEY , -- 'PK, ,IPv4/6 Network address'
)
CREATE TABLE address (
id inet PRIMARY
Axel Rau wrote:
Thank you for responding, Daryl,
Am 22.09.2005 um 16:45 schrieb Daryl Richter:
Axel Rau wrote:
Hi SQLers,
I have a fk from address to network and try to update the foreign key
column to point at the network, it belongs to:
CREATE TABLE network (
id cidr PRIMARY
Ferindo Middleton Jr wrote:
Thanks Daryl. The query you wrote works perfectly for the results I was
trying to get at. I modified it a little because the real thing I needed
to be able to see is the course_title and not the the id of the courses:
SELECT
a.course_title AS class_title,
Ferindo Middleton Jr wrote:
I have a table which has two id fields which REFERENCE data back at
another table. It's setup like this:
class_prerequisite_bindings(id SERIAL, class_id INTEGER REFERENCES
classes(id), prerequisiteINTEGER REFERENCES classes(id))
The classes table is
Leif B. Kristensen wrote:
On Sunday 11 September 2005 16:04, Greg Sabino Mullane wrote:
Not just old-fashioned, it's the biological law! (among homo sapiens
anyway). I'd approach this with a trigger, as you can do complex
checks and get back nice customized error messages. A sample script
--
Daryl Richter
Platform Author Director of Technology
v: 610.361.1000 x202
(( Brandywine Asset Management )
( Expanding the Science of Global Investing )
( http://www.brandywine.com ))
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