Re: UPDATE question

2006-05-03 Thread Terry Burton
On 5/3/06, Barry <[EMAIL PROTECTED]> wrote: Cummings, Shawn (GNAPs) schrieb: > > If I have 4 Fields (FIELD1, FIELD2, FIELD3 & FIELD4) > > I can do this easily; > > UPDATE TABLE_NAME SET FIELD4 = FIELD1; > > But -- how do I do it so that FIELD4 = FIELD1 & FIELD2 ??? I can't seem > to find any

Re: How to select the last entry per item

2006-04-27 Thread Terry Burton
On 4/27/06, Brian J. Matt <[EMAIL PROTECTED]> wrote: > As the items move new time stamped entries are added to the > database. How would you query to find the current location of all > the items currently in the system. As you might expect we don't want > to replace the entry for an item when a l

Re: mySQL Backups

2006-04-12 Thread Terry Burton
On 4/12/06, Tim Lucia <[EMAIL PROTECTED]> wrote: > Would you not lock tables on the slave? The idea of catching it up implies > this is way it is done. Catching up means once replication can proceed once > the tables are unlocked (on the slave). > > At least that is the way I read it... On the s

mySQL Backups

2006-04-11 Thread Terry Burton
On 4/11/06, Dana Diederich <[EMAIL PROTECTED]> wrote: > We use a dedicated replicated instance for backups. > > Every night, we lock all of the tables, and dump all of them to > compressed files, and unlock them afterwards. It takes a while to catch > up, but that doesn't hurt anything. I too use

Re: CREATE TABLE x AS with ENGINE = ARCHIVE

2006-03-28 Thread Terry Burton
On 3/28/06, Peter Brawley <[EMAIL PROTECTED]> wrote: > >I require something along the lines of this: > > >CREATE TABLE old AS SELECT * FROM request_log ENGINE=ARCHIVE > > CREATE TABLE tblname ENGINE=archive SELECT * FROM request_log; > > PB Excellent. Exactly what I need. Thanks :-) -- MySQL Gene

Re: CREATE TABLE x AS with ENGINE = ARCHIVE

2006-03-28 Thread Terry Burton
On 3/28/06, Pure Web Solution <[EMAIL PROTECTED]> wrote: > I dont think that it is possible to specify the engine when creating a table > this way, you could however create the table using the: > > CREATE TABLE old AS SELECT * FROM request_log > > and then issue an alter table command setting the e

CREATE TABLE x AS with ENGINE = ARCHIVE

2006-03-28 Thread Terry Burton
Hi, I'm using MySQL 4.11. Is it possible to use the CREATE TABLE x AS syntax alongside the ENGINE = x pragma, since this would make archiving of tables very simple. I require something along the lines of this: CREATE TABLE old AS SELECT * FROM request_log ENGINE=ARCHIVE If this cannot be done t