| --! qt:dataset:alltypesorc |
| |
| set hive.vectorized.execution.enabled=true; |
| set hive.vectorized.execution.mapjoin.native.enabled=true; |
| set hive.vectorized.execution.mapjoin.native.fast.hashtable.enabled=true; |
| set hive.auto.convert.join=true; |
| set hive.auto.convert.join.noconditionaltask.size=1300000; |
| set hive.mapjoin.optimized.hashtable.wbsize=880000; |
| set hive.mapjoin.hybridgrace.memcheckfrequency=1024; |
| |
| set hive.mapjoin.hybridgrace.hashtable=false; |
| |
| explain vectorization expression |
| select count(*) from |
| (select c.ctinyint |
| from alltypesorc c |
| inner join alltypesorc cd |
| on cd.cint = c.cint |
| where c.cint < 2000000000) t1 |
| ; |
| |
| set hive.mapjoin.hybridgrace.hashtable=true; |
| set hive.llap.enable.grace.join.in.llap=false; |
| |
| -- The vectorized mapjoin className/nativeConditionsMet should be the same as the previous query |
| explain vectorization expression |
| select count(*) from |
| (select c.ctinyint |
| from alltypesorc c |
| inner join alltypesorc cd |
| on cd.cint = c.cint |
| where c.cint < 2000000000) t1 |
| ; |
