MySql: if value exists UPDATE else INSERT

Question

I have some code that looks like this. There is also an autoincrement field in the table that I must retain (it is used in other tables). I would like to simplify and opti

Answer 1

How about REPLACE INTO:

REPLACE INTO models
( col1, col2, col3 )
VALUES
( 'foo', 'bar', 'alpha' )

Assuming col1 is your primary key, if a row with the value 'foo' already exists, it will update the other two columns. Otherwise it will insert a new row.