Examples with RecordQueryUnorderedPrimaryKeyDistinctPlan com.apple.foundationdb.record.query.plan.plans.RecordQueryUnorderedPrimaryKeyDistinctPlan used on opensource projects

Example 1 with RecordQueryUnorderedPrimaryKeyDistinctPlan

use of com.apple.foundationdb.record.query.plan.plans.RecordQueryUnorderedPrimaryKeyDistinctPlan in project fdb-record-layer by FoundationDB.

the class PushDistinctBelowFilterRule method onMatch.

@Override
public void onMatch(@Nonnull PlannerRuleCall call) {
    final ExpressionRef<? extends RelationalExpression> inner = call.get(innerRefMatcher);
    final Quantifier.Physical qun = call.get(innerQuantifierMatcher);
    final RecordQueryPredicatesFilterPlan filterPlan = call.get(filterPlanMatcher);
    final RecordQueryUnorderedPrimaryKeyDistinctPlan newDistinctPlan = new RecordQueryUnorderedPrimaryKeyDistinctPlan(Quantifier.physical(inner));
    final Quantifier.Physical newQun = Quantifier.physical(call.ref(newDistinctPlan));
    final List<QueryPredicate> rebasedPredicates = filterPlan.getPredicates().stream().map(queryPredicate -> queryPredicate.rebase(Quantifiers.translate(qun, newQun))).collect(ImmutableList.toImmutableList());
    call.yield(call.ref(new RecordQueryPredicatesFilterPlan(newQun, rebasedPredicates)));
}

Example 2 with RecordQueryUnorderedPrimaryKeyDistinctPlan

use of com.apple.foundationdb.record.query.plan.plans.RecordQueryUnorderedPrimaryKeyDistinctPlan in project fdb-record-layer by FoundationDB.

the class UnorderedPrimaryKeyDistinctVisitor method postVisit.

@Nonnull
@Override
public RecordQueryPlan postVisit(@Nonnull final RecordQueryPlan recordQueryPlan) {
    if (recordQueryPlan instanceof RecordQueryUnorderedPrimaryKeyDistinctPlan) {
        RecordQueryUnorderedPrimaryKeyDistinctPlan distinctPlan = (RecordQueryUnorderedPrimaryKeyDistinctPlan) recordQueryPlan;
        @Nullable RecordQueryPlan newPlan = removeIndexFetch(distinctPlan.getChild(), Collections.emptySet());
        if (newPlan != null) {
            return new RecordQueryFetchFromPartialRecordPlan(new RecordQueryUnorderedPrimaryKeyDistinctPlan(newPlan), TranslateValueFunction.unableToTranslate());
        }
    }
    return recordQueryPlan;
}

Example 3 with RecordQueryUnorderedPrimaryKeyDistinctPlan

use of com.apple.foundationdb.record.query.plan.plans.RecordQueryUnorderedPrimaryKeyDistinctPlan in project fdb-record-layer by FoundationDB.

the class PushDistinctThroughFetchRule method onMatch.

@Override
public void onMatch(@Nonnull PlannerRuleCall call) {
    final PlannerBindings bindings = call.getBindings();
    final RecordQueryFetchFromPartialRecordPlan fetchPlan = bindings.get(fetchPlanMatcher);
    final RecordQueryPlan innerPlan = bindings.get(innerPlanMatcher);
    final CorrelationIdentifier newInnerAlias = CorrelationIdentifier.uniqueID();
    final Quantifier.Physical newInnerQuantifier = Quantifier.physical(GroupExpressionRef.of(innerPlan), newInnerAlias);
    final RecordQueryUnorderedPrimaryKeyDistinctPlan pushedDistinctPlan = new RecordQueryUnorderedPrimaryKeyDistinctPlan(newInnerQuantifier);
    final RecordQueryFetchFromPartialRecordPlan newFetchPlan = new RecordQueryFetchFromPartialRecordPlan(pushedDistinctPlan, fetchPlan.getPushValueFunction());
    // case 2
    call.yield(call.ref(newFetchPlan));
}