new HivePartitionPrunerRule(SemanticAnalyzer.this.conf));
RelFieldTrimmer fieldTrimmer = new RelFieldTrimmer(null, HiveProjectRel.DEFAULT_PROJECT_FACTORY,
HiveFilterRel.DEFAULT_FILTER_FACTORY, HiveJoinRel.HIVE_JOIN_FACTORY, RelFactories.DEFAULT_SEMI_JOIN_FACTORY,
HiveSortRel.HIVE_SORT_REL_FACTORY, HiveAggregateRel.HIVE_AGGR_REL_FACTORY, HiveUnionRel.UNION_REL_FACTORY);
basePlan = fieldTrimmer.trim(basePlan);
basePlan = hepPlan(basePlan, true, mdProvider,
new PushFilterPastProjectRule(FilterRelBase.class,
HiveFilterRel.DEFAULT_FILTER_FACTORY, HiveProjectRel.class,
HiveProjectRel.DEFAULT_PROJECT_FACTORY));