Mailing List
Home
MySQL General - General MySQL discussion
MaxDB - Everything about MaxDB, formerly known as SAP DB
MySQL on Win32 - Runing MySQL on Windows 9x/Me/NT/2000/XP
Java Help - Mostly related to the MySQL Connector/J driver
ODBC - ODBC with the MySQL Connector/ODBC driver
Perl - Perl support for MySQL with DBI and DBD::mysql
MySQL++ - Programming with the C++ API to MySQL
Subjects
• mysql openssl Question
• mysql:it 's a db not a dbms how it 's possible?!
• Does the binary log enabling affect the MySQL performances?
• Strange behavior, Table Level Permission
• FULLTEXT query format question
• Preventing Duplicate Entries
• Comparing and writing out BLOBS
• Executing MySQL Commands From Within C Program
• Can 't access mysql after kernel upgrade
• Mysql 4 0 Oracle Stored Procedure Trigger Conversion
• Downgrade Mysql from 4 to 3 23
• MySQL Cluster Software
• mysql test 4 1 fails with the gis test
• ERROR 2002: Can 't connect to local MySQL server through socket
• Getting Identity after INSERT
• Update one field with more fields from another table
• ERROR 1045: Access denied for user: 'root@localhost ' (Using
password: NO)
• mysql have same function mthod as Oracle decode()
 
Search:  
Power your search with and, or, +, -, or "some phrase" operators.
A Table with a timestamp as transaction date and primary key...

A Table with a timestamp as transaction date and primary key...

2004-06-09       - By gerald_clark

 Back
Reply:     1     2     3  



Scott Fletcher wrote:

>I read some articles that the use of SQL 's TIMESTAMP in a table is use
>for recording the actual date/time that the row was inserted and for
>row(s) that is/are updated. I 'm a little troubled by that because I
>want a table with a timestamp in the first column to be the transaction
>date which can be done by insert and that the timestamp not be altered
>with the SQL update of any sort.
>
Then you need 2 timestamps. Both get updated on insert, The first gets
updated on updates.

> I also want the TIMESTAMP to be a
>primary key.
>
Sorry. This would allow only one insert per second.

> So, what is my options? Thanks...
>
>
>



--
MySQL General Mailing List
For list archives: http://lists.mysql.com/mysql
To unsubscribe: http://lists.mysql.com/mysql?unsub=mysql @(protected)