Re: special join
The Natural Philosopher <[email protected]> Tue, 8 Sep 2020 08:12:27 +0100
| Newsgroups | comp.databases.mysql |
|---|---|
| Organization | A little, after lunch |
| Message-ID | <[email protected]> |
On 07/09/2020 18:42, J.O. Aho wrote: > > It does have two sub selects, which can slow things down a lot if you > don't have indexes. > Indices... -- "If you don’t read the news paper, you are un-informed. If you read the news paper, you are mis-informed." Mark Twain