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impala/testdata/workloads/functional-query/queries/QueryTest
Skye Wanderman-Milne 5118c55a0a IMPALA-1810: IN predicate was not comparing DecimalVals correctly
The IN predicate wasn't using the decimal type when comparing decimal
values. I benchmarked this on a modified version of TPCDS-Q8 (i.e. a
query with a huge decimal IN predicate) and there is a ~5% performance
degradation with codegen enabled (surprisingly, there appears to be a
slight performance gain with codegen disabled). We should be able to
remove this penalty when we add constant injection via codegen.

Change-Id: Ie1296fd50c68d06a343701442da49fe8d3cd16dd
Reviewed-on: http://gerrit.cloudera.org:8080/230
Reviewed-by: Skye Wanderman-Milne <skye@cloudera.com>
Tested-by: Internal Jenkins
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