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Support rewriting subqueries in the HAVING clause by nesting the aggregation query and pulling up the subquery predicates into the outer WHERE clause. Testing: * New analyzer tests * New functional subquery tests * Added Q23, Q24 and Q44 to the tpcds workload * Ran subquery rewrite tests Change-Id: I124a58a09a1a47e1222a22d84b54fe7d07844461 Reviewed-on: http://gerrit.cloudera.org:8080/16052 Tested-by: Impala Public Jenkins <impala-public-jenkins@cloudera.com> Reviewed-by: Tim Armstrong <tarmstrong@cloudera.com>
This directory contains Impala test workloads. The directory layout for the workloads should follow: workloads/ <data set name>/<data set name>_dimensions.csv <- The test dimension file <data set name>/<data set name>_core.csv <- A test vector file <data set name>/<data set name>_pairwise.csv <data set name>/<data set name>_exhaustive.csv <data set name>/queries/<query test>.test <- The queries for this workload