Re: mysql client update

2005-05-18 Thread Eric White
Hi All,

Thanks for the feedback!

On 5/17/05, David Logan [EMAIL PROTECTED] wrote:
 Philip Denno wrote:
 
 I'm no database expert, so I may be wrong but I do not think this
 functionality exists. Usually this type of notification is handled at
 the application level. That is build an application layer on top of the
 database which handles all reads and writes to the database. This layer
 would also keep track of all connected clients and would notify when a
 record is modified/inserted/created.
 
 Cheers,
 Philip.
 
 -Original Message-
 From: Eric White [mailto:[EMAIL PROTECTED]
 Sent: May 17, 2005 10:44 AM
 To: mysql@lists.mysql.com
 Subject: mysql client update
 
 
 Hi,
 
 Where should I look to find information about
 having clients notified when a table/record is
 updated?
 
 I have a situation where multiple clients will each
 have an open database connection, and I would
 like for them to be notified when the database is
 modified by a member of the group.
 
 Something like a trigger that informs all clients
 that a new record has been added for example.
 
 Thanks in advance.
 
 
 
 
 Regards
 
 Hi,
 
 Triggers were added at 5.0.2 They have some limitations but are
 documented in the manual at
 http://dev.mysql.com/doc/mysql/en/create-trigger.html
 
 Regards
 
 --
 
 David Logan
 South Australia
 
 when in trouble, or in doubt
 run in circles, scream and shout
 


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mysql client update

2005-05-17 Thread Eric White
Hi,

Where should I look to find information about
having clients notified when a table/record is
updated?

I have a situation where multiple clients will each
have an open database connection, and I would
like for them to be notified when the database is
modified by a member of the group.

Something like a trigger that informs all clients
that a new record has been added for example.

Thanks in advance.

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For list archives: http://lists.mysql.com/mysql
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RE: mysql client update

2005-05-17 Thread Philip Denno
I'm no database expert, so I may be wrong but I do not think this
functionality exists. Usually this type of notification is handled at
the application level. That is build an application layer on top of the
database which handles all reads and writes to the database. This layer
would also keep track of all connected clients and would notify when a
record is modified/inserted/created.

Cheers,
Philip.

-Original Message-
From: Eric White [mailto:[EMAIL PROTECTED] 
Sent: May 17, 2005 10:44 AM
To: mysql@lists.mysql.com
Subject: mysql client update


Hi,

Where should I look to find information about
having clients notified when a table/record is
updated?

I have a situation where multiple clients will each
have an open database connection, and I would
like for them to be notified when the database is
modified by a member of the group.

Something like a trigger that informs all clients
that a new record has been added for example.

Thanks in advance.

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MySQL General Mailing List
For list archives: http://lists.mysql.com/mysql
To unsubscribe:http://lists.mysql.com/[EMAIL PROTECTED]



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RE: mysql client update

2005-05-17 Thread mfatene
Hi,
logbin can help you to track transactions and then write your notification code.

trigger in mysql 5.x will help you a lot (v5 in still in beta state now).

Mathias

Selon Philip Denno [EMAIL PROTECTED]:

 I'm no database expert, so I may be wrong but I do not think this
 functionality exists. Usually this type of notification is handled at
 the application level. That is build an application layer on top of the
 database which handles all reads and writes to the database. This layer
 would also keep track of all connected clients and would notify when a
 record is modified/inserted/created.

 Cheers,
 Philip.

 -Original Message-
 From: Eric White [mailto:[EMAIL PROTECTED]
 Sent: May 17, 2005 10:44 AM
 To: mysql@lists.mysql.com
 Subject: mysql client update


 Hi,

 Where should I look to find information about
 having clients notified when a table/record is
 updated?

 I have a situation where multiple clients will each
 have an open database connection, and I would
 like for them to be notified when the database is
 modified by a member of the group.

 Something like a trigger that informs all clients
 that a new record has been added for example.

 Thanks in advance.

 --
 MySQL General Mailing List
 For list archives: http://lists.mysql.com/mysql
 To unsubscribe:http://lists.mysql.com/[EMAIL PROTECTED]



 --
 MySQL General Mailing List
 For list archives: http://lists.mysql.com/mysql
 To unsubscribe:http://lists.mysql.com/[EMAIL PROTECTED]





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Re: mysql client update

2005-05-17 Thread David Logan
Philip Denno wrote:
I'm no database expert, so I may be wrong but I do not think this
functionality exists. Usually this type of notification is handled at
the application level. That is build an application layer on top of the
database which handles all reads and writes to the database. This layer
would also keep track of all connected clients and would notify when a
record is modified/inserted/created.
Cheers,
Philip.
-Original Message-
From: Eric White [mailto:[EMAIL PROTECTED] 
Sent: May 17, 2005 10:44 AM
To: mysql@lists.mysql.com
Subject: mysql client update

Hi,
Where should I look to find information about
having clients notified when a table/record is
updated?
I have a situation where multiple clients will each
have an open database connection, and I would
like for them to be notified when the database is
modified by a member of the group.
Something like a trigger that informs all clients
that a new record has been added for example.
Thanks in advance.
 

Regards
Hi,
Triggers were added at 5.0.2 They have some limitations but are 
documented in the manual at 
http://dev.mysql.com/doc/mysql/en/create-trigger.html

Regards

--
David Logan
South Australia
when in trouble, or in doubt
run in circles, scream and shout
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For list archives: http://lists.mysql.com/mysql
To unsubscribe:http://lists.mysql.com/[EMAIL PROTECTED]