bulk updating a list of values from a list of ids

Question

I\'m frequently facing this issue, as an Oracle user, playing around with MySql.

Be the following situation:

• a list of ids (1, 2, 3, ..., n)
• a

Answer 1

Here is one way to do this using one query. It won't be the prettiest-formatted query, but it will be just one.

See my modified SQLFiddle.