4 ms·
We don't do any joins in MySQL. We query the indexes in all of the shards in parallel to get a list of entity IDs and then query the entities tables in all of t
by finiteloop 18y ago
We don't do any joins in MySQL. We query the indexes in all of the shards in parallel to get a list of entity IDs and then query the entities tables in all of the shards in paralel to get the entity bodies as a second operation.
- gaius 18y agoBut would you, if MySQL could do hash joins?
- deleted 18y ago[deleted]