2011/04/25 18:45 +, Larry McGhaw
CREATE VIEW `myview2` AS
SELECT a.*, IF(b.`Name` IS NULL, '', b.`Name`) AS `TypeName`
FROM `mytable` a
LEFT JOIN `types` b ON a.`Type` = b.`ID`;
Well, for this construct
IF(b.`Name` IS NULL, '', b.`Name`)
there is a special function
On 04/26/11 05:32, Halász Sándor wrote:
2011/04/25 18:45 +, Larry McGhaw
CREATE VIEW `myview2` AS
SELECT a.*, IF(b.`Name` IS NULL, '', b.`Name`) AS `TypeName`
FROM `mytable` a
LEFT JOIN `types` b ON a.`Type` = b.`ID`;
Well, for this construct
IF(b.`Name` IS NULL,
Cc: Daevid Vincent; mysql@lists.mysql.com
Subject: Re: WHERE does not work on calculated view field - Found word(s) list
error in the Text body
On 04/22/11 22:41, Larry McGhaw wrote:
It does appear to be some type of bug to me.
Hm... do you have an idea how to work around this bug then?
Yours
Hi,
On 04/25/11 20:45, Larry McGhaw wrote:
My best advice is to not use a custom MySQL function in a view when the
parameter to that function
is a column or expression that has the potential to result in NULL because of
being on the right side
of a left outer join (or the left side of a right
-
From: Daniel Kraft [mailto:d...@domob.eu]
Sent: Friday, April 22, 2011 1:05 PM
To: Daevid Vincent
Cc: mysql@lists.mysql.com
Subject: Re: WHERE does not work on calculated view field - Found word(s) list
error in the Text body
Hi,
thanks for the fast reply!
On 04/22/11 21:39, Daevid Vincent
Hi Daniel,
Could you check the 'myview' once again? I think you thought to create the
view as follows:
CREATE VIEW `myview2` AS SELECT a.*, EMPTY_STRING(b.`Name`) AS
`TypeName`FROM `mytable` a LEFT JOIN `types` b ON *a.ID* *= b.`ID`*;
Now your select queries will give results as
Hi,
thanks for the answer!
On 04/23/11 11:33, ars k wrote:
Could you check the 'myview' once again? I think you thought to create the
view as follows:
CREATE VIEW `myview2` AS SELECT a.*, EMPTY_STRING(b.`Name`) AS
`TypeName`FROM `mytable` a LEFT JOIN `types` b ON *a.ID* *= b.`ID`*;
-Original Message-
From: Daniel Kraft [mailto:d...@domob.eu]
Sent: Friday, April 22, 2011 12:37 PM
To: mysql@lists.mysql.com
Subject: WHERE does not work on calculated view field
Hi all,
I'm by no means a (My)SQL expert and just getting started working with
VIEWs and stored
Hi,
thanks for the fast reply!
On 04/22/11 21:39, Daevid Vincent wrote:
DROP DATABASE `test`;
CREATE DATABASE `test`;
USE `test`;
CREATE TABLE `mytable`
(`ID` SERIAL,
`Type` INTEGER UNSIGNED NULL,
PRIMARY KEY (`ID`));
INSERT INTO `mytable` (`Type`) VALUES (NULL);
CREATE TABLE
On 22.04.2011 21:37, Daniel Kraft wrote:
Hi all,
I'm by no means a (My)SQL expert and just getting started working with
VIEWs and stored procedures, and now I'm puzzled by this behaviour:
DROP DATABASE `test`;
CREATE DATABASE `test`;
USE `test`;
CREATE TABLE `mytable`
(`ID` SERIAL,
`Type`
Hi Carsten,
On 04/22/11 22:11, Carsten Pedersen wrote:
On 22.04.2011 21:37, Daniel Kraft wrote:
DROP DATABASE `test`;
CREATE DATABASE `test`;
USE `test`;
CREATE TABLE `mytable`
(`ID` SERIAL,
`Type` INTEGER UNSIGNED NULL,
PRIMARY KEY (`ID`));
INSERT INTO `mytable` (`Type`) VALUES (NULL);
@lists.mysql.com
Subject: Re: WHERE does not work on calculated view field - Found word(s) list
error in the Text body
Hi,
thanks for the fast reply!
On 04/22/11 21:39, Daevid Vincent wrote:
DROP DATABASE `test`;
CREATE DATABASE `test`;
USE `test`;
CREATE TABLE `mytable`
(`ID` SERIAL,
`Type
On 22.04.2011 22:41, Larry McGhaw wrote:
It does appear to be some type of bug to me.
I agree. I was thrown by Daniels first and third comment, which I
guess should read second and third
I reproduced the behavior in 5.1.53-community on Windows.
/ Carsten
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