# Time: 101214 16:12:28 # User@Host: root[root] @ localhost [127.0.0.1] # Query_time: 0.214821 Lock_time: 0.000162 Rows_sent: 10 Rows_examined: 2009 use issue_123; SET timestamp=1292361148; select t.a_123, count(*) from t join t t2 using(a) group by 1 order by 2 desc limit 10; # Time: 101214 16:12:29 # User@Host: root[root] @ localhost [127.0.0.1] # Query_time: 0.214822 Lock_time: 0.000164 Rows_sent: 1 Rows_examined: 200 use issue_124; SET timestamp=1292361148; select t.a_124, count(*) from t join t t2 using(a) group by 1 order by 2 desc limit 10;