Re: [GENERAL] update one table with another

2009-04-20 Thread Alban Hertroys
On Apr 20, 2009, at 10:34 PM, Matthew Pugsley wrote: I've solved it. I just used a subselect. Worked very quickly. I had a lot of trouble with subqueries when I first started databases with MySQL. So I have been afraid of them. update entities set customer_status = select(customer_status

[GENERAL] update one table with another

2009-04-20 Thread Matthew Pugsley
I've solved it. I just used a subselect. Worked very quickly. I had a lot of trouble with subqueries when I first started databases with MySQL. So I have been afraid of them. update entities set customer_status = select(customer_status from entity_dimension_update where entities.entity_id = entit

[GENERAL] update one table with another

2009-04-20 Thread Matthew Pugsley
Hello, I am looking for a way to update one table with another. I tried the following schema to update table2 based on data in table1. The idea is that I have a slowly changing dimension and I need to update data in the dimension based on an updated version of the table. I don't want to have to dr