Using “IN” in a WHERE clause where the number of items in the set is very large

Question

I have a situation where I need to do an update on a very large set of rows that I can only identify by their ID (since the target records are selected by the user and have noth

Answer 1

Another alternative is to store those numbers in a temp table and use it in a join to do the update. If you are able to execute a single update statement is definitely better than executing one statement per record.