# 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_1196; SET timestamp=1292361148; select t.a, count(*) from t join t t2 using(a) group by 1 order by 2 desc limit 10;