Why ? limit is applied to the final result set of the query. If you did select count(*) from (select * from T limit 3) you will get 3.
On Wed, Apr 8, 2015 at 6:20 PM, Ted Dunning <[email protected]> wrote: > Am I missing something? It seems that count should return 3 in the second > query. > > This happens with the 0.8.0 release running in embedded mode. > > > 0: jdbc:drill:zk=local> select count(1) from > dfs.`/Users/tdunning/tmp/apache-drill-0.8.0/foo/*`; > +------------+ > | EXPR$0 | > +------------+ > | 20000 | > +------------+ > 1 row selected (1.311 seconds) > 0: jdbc:drill:zk=local> select count(*) from > dfs.`/Users/tdunning/tmp/apache-drill-0.8.0/foo/*` limit 3; > +------------+ > | EXPR$0 | > +------------+ > | 20000 | > +------------+ >
