New posts in Explain

Selecting top 10 from indexed field of a big table takes too long

Why is count(*) slow, when explain knows the answer?

Optimizing queries on a range of timestamps (two columns)

Why am I getting `Impossible WHERE noticed after reading const tables` in explain query?

How to interpret the output of MySQL EXPLAIN?

MySQL command Explain ignore LIMIT?

What does eq_ref and ref types mean in MySQL explain

How do I use DB2 Explain?

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