Alex Rivera | Logout

Questions tagged explain

2 questions

Sort by: Newest Votes Active
8
votes
1
answers

Extra in EXPLAIN printing - 'Impossible WHERE noticed after reading const tables'

mysql explain
asked 2013-02-19T08:57:06.900
15
votes
4
answers

Why the rows returns by "explain" is not equal to count()?

mysql count explain
asked 2009-06-24T10:07:38.077