-- HIVE-3411 Filter predicates on outer join overlapped on single alias is not handled properly create table a as SELECT 100 as key, a.value as value FROM src LATERAL VIEW explode(array(40, 50, 60)) a as value limit 3; -- overlap on a explain extended select * from a left outer join a b on (a.key=b.key AND a.value=50 AND b.value=50) left outer join a c on (a.key=c.key AND a.value=60 AND c.value=60); select * from a left outer join a b on (a.key=b.key AND a.value=50 AND b.value=50) left outer join a c on (a.key=c.key AND a.value=60 AND c.value=60); select /*+ MAPJOIN(b,c)*/ * from a left outer join a b on (a.key=b.key AND a.value=50 AND b.value=50) left outer join a c on (a.key=c.key AND a.value=60 AND c.value=60); -- overlap on b explain extended select * from a right outer join a b on (a.key=b.key AND a.value=50 AND b.value=50) left outer join a c on (b.key=c.key AND b.value=60 AND c.value=60); select * from a right outer join a b on (a.key=b.key AND a.value=50 AND b.value=50) left outer join a c on (b.key=c.key AND b.value=60 AND c.value=60); select /*+ MAPJOIN(a,c)*/ * from a right outer join a b on (a.key=b.key AND a.value=50 AND b.value=50) left outer join a c on (b.key=c.key AND b.value=60 AND c.value=60); -- overlap on b with two filters for each explain extended select * from a right outer join a b on (a.key=b.key AND a.value=50 AND b.value=50 AND b.value>10) left outer join a c on (b.key=c.key AND b.value=60 AND b.value>20 AND c.value=60); select * from a right outer join a b on (a.key=b.key AND a.value=50 AND b.value=50 AND b.value>10) left outer join a c on (b.key=c.key AND b.value=60 AND b.value>20 AND c.value=60); select /*+ MAPJOIN(a,c)*/ * from a right outer join a b on (a.key=b.key AND a.value=50 AND b.value=50 AND b.value>10) left outer join a c on (b.key=c.key AND b.value=60 AND b.value>20 AND c.value=60); -- overlap on a, b explain extended select * from a full outer join a b on (a.key=b.key AND a.value=50 AND b.value=50) left outer join a c on (b.key=c.key AND b.value=60 AND c.value=60) left outer join a d on (a.key=d.key AND a.value=40 AND d.value=40); select * from a full outer join a b on (a.key=b.key AND a.value=50 AND b.value=50) left outer join a c on (b.key=c.key AND b.value=60 AND c.value=60) left outer join a d on (a.key=d.key AND a.value=40 AND d.value=40); -- triple overlap on a explain extended select * from a left outer join a b on (a.key=b.key AND a.value=50 AND b.value=50) left outer join a c on (a.key=c.key AND a.value=60 AND c.value=60) left outer join a d on (a.key=d.key AND a.value=40 AND d.value=40); select * from a left outer join a b on (a.key=b.key AND a.value=50 AND b.value=50) left outer join a c on (a.key=c.key AND a.value=60 AND c.value=60) left outer join a d on (a.key=d.key AND a.value=40 AND d.value=40); select /*+ MAPJOIN(b,c, d)*/ * from a left outer join a b on (a.key=b.key AND a.value=50 AND b.value=50) left outer join a c on (a.key=c.key AND a.value=60 AND c.value=60) left outer join a d on (a.key=d.key AND a.value=40 AND d.value=40);