Re: Is is possible to update a column based on a REGEXP on another column?

2011-01-24 Thread Johan De Meersman
If the bracketed stuff really can be anything, you're better off doing it externally, I guess. If you can be reasonably sure that there'll not be any square brackets in there, you can fluff about with instr() and substr(). On Sat, Jan 22, 2011 at 6:18 PM, Eric Bergen wrote: > There isn't a buil

Re: Is is possible to update a column based on a REGEXP on another column?

2011-01-22 Thread Eric Bergen
There isn't a built in way but you can try http://www.mysqludf.org/lib_mysqludf_preg/ I would go with the php/perl script if this is a one time thing. -Eric On Jan 21, 2011, at 11:31 AM, Phil wrote: > I have a table which contains a username column which may be constructed > something like >

Is is possible to update a column based on a REGEXP on another column?

2011-01-21 Thread Phil
I have a table which contains a username column which may be constructed something like somename[A] or [DDD]someothername The A or DDD can be anything at all. I've added a new column to the table to which I'd like to populate with the value within the square brackets. I

How to update a column with a column from another table?

2002-04-12 Thread BD
Is there a fast way to update a column in one table with the column value in another table? Here's the catch. I need to do this for up to 10,000 rows. I would like to do this with one sql statement rather than writing a PHP loop to do it. I have 2 tables, Dept and Employee. I want to coun

Re: update a column

2001-05-25 Thread Eric Fitzgerald
UPDATE table SET name = REPLACE(name,'blue',''); - Original Message - From: "Tiago Mota" <[EMAIL PROTECTED]> To: <[EMAIL PROTECTED]> Sent: Friday, May 25, 2001 9:43 AM Subject: update a column > Hi, > > I have a book explanning mys

update a column

2001-05-25 Thread Tiago Mota
Hi, I have a book explanning mysql and the commands, and I was here searching for some kind of a command that do waht I want. But I didn't find anything I have a table named as mytable and two columns (id, name). Like this id name 1 blue dot 2 blue pencil 3 blue pen . And I want to alter