12 ms·
I don't see any primary keys in that example, just one column that has an index (fast to look up on) and one that doesn't (slow to look up on, but they don't do
by tbrownaw 16y ago
I don't see any primary keys in that example, just one column that has an index (fast to look up on) and one that doesn't (slow to look up on, but they don't do that in the example).
- swah 16y agoMy bad, I commented thinking 'id' was of serial primary key type.