Examples with PlannerBindings com.apple.foundationdb.record.query.plan.temp.matchers.PlannerBindings used on opensource projects

Example 16 with PlannerBindings

use of com.apple.foundationdb.record.query.plan.temp.matchers.PlannerBindings in project fdb-record-layer by FoundationDB.

the class PushTypeFilterBelowFilterRule method onMatch.

@Override
public void onMatch(@Nonnull PlannerRuleCall call) {
    final PlannerBindings bindings = call.getBindings();
    final ExpressionRef<? extends RelationalExpression> inner = bindings.get(innerMatcher);
    final Quantifier.Physical qun = bindings.get(qunMatcher);
    final List<? extends QueryPredicate> predicates = bindings.getAll(predMatcher);
    final Collection<String> recordTypes = bindings.get(root).getRecordTypes();
    final RecordQueryTypeFilterPlan newTypeFilterPlan = new RecordQueryTypeFilterPlan(Quantifier.physical(inner), recordTypes);
    final Quantifier.Physical newQun = Quantifier.physical(call.ref(newTypeFilterPlan));
    final List<QueryPredicate> rebasedPredicates = predicates.stream().map(queryPredicate -> queryPredicate.rebase(Quantifiers.translate(qun, newQun))).collect(ImmutableList.toImmutableList());
    call.yield(GroupExpressionRef.of(new RecordQueryPredicatesFilterPlan(newQun, rebasedPredicates)));
}

Example 17 with PlannerBindings

use of com.apple.foundationdb.record.query.plan.temp.matchers.PlannerBindings in project fdb-record-layer by FoundationDB.

the class NormalizePredicatesRule method onMatch.

@Override
public void onMatch(@Nonnull PlannerRuleCall call) {
    final PlannerBindings bindings = call.getBindings();
    final SelectExpression selectExpression = bindings.get(root);
    final Collection<? extends QueryPredicate> predicates = bindings.get(predicatesMatcher);
    final Collection<? extends Quantifier> quantifiers = bindings.get(innerQuantifiersMatcher);
    // create one big conjuncted predicate
    final QueryPredicate conjunctedPredicate = AndPredicate.and(predicates);
    final BooleanPredicateNormalizer cnfNormalizer = BooleanPredicateNormalizer.forConfiguration(BooleanPredicateNormalizer.Mode.CNF, call.getContext().getPlannerConfiguration());
    cnfNormalizer.normalize(conjunctedPredicate, false).ifPresent(cnfPredicate -> call.yield(call.ref(new SelectExpression(selectExpression.getResultValues(), quantifiers.stream().map(quantifier -> quantifier.toBuilder().build(quantifier.getRangesOver())).collect(ImmutableList.toImmutableList()), AndPredicate.conjuncts(cnfPredicate)))));
    final BooleanPredicateNormalizer dnfNormalizer = BooleanPredicateNormalizer.forConfiguration(BooleanPredicateNormalizer.Mode.DNF, call.getContext().getPlannerConfiguration());
    dnfNormalizer.normalize(conjunctedPredicate, false).ifPresent(dnfPredicate -> call.yield(call.ref(new SelectExpression(selectExpression.getResultValues(), quantifiers.stream().map(quantifier -> quantifier.toBuilder().build(quantifier.getRangesOver())).collect(ImmutableList.toImmutableList()), ImmutableList.of(dnfPredicate)))));
}

Example 18 with PlannerBindings

use of com.apple.foundationdb.record.query.plan.temp.matchers.PlannerBindings 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));
}

Example 19 with PlannerBindings

use of com.apple.foundationdb.record.query.plan.temp.matchers.PlannerBindings in project fdb-record-layer by FoundationDB.

the class PushFilterThroughFetchRule method onMatch.

@Override
public void onMatch(@Nonnull PlannerRuleCall call) {
    final PlannerBindings bindings = call.getBindings();
    final RecordQueryPredicatesFilterPlan filterPlan = bindings.get(root);
    final RecordQueryFetchFromPartialRecordPlan fetchPlan = bindings.get(fetchPlanMatcher);
    final Quantifier.Physical quantifierOverFetch = bindings.get(quantifierOverFetchMatcher);
    final RecordQueryPlan innerPlan = bindings.get(innerPlanMatcher);
    final List<? extends QueryPredicate> queryPredicates = filterPlan.getPredicates();
    final ImmutableList.Builder<QueryPredicate> pushedPredicatesBuilder = ImmutableList.builder();
    final ImmutableList.Builder<QueryPredicate> residualPredicatesBuilder = ImmutableList.builder();
    final CorrelationIdentifier newInnerAlias = CorrelationIdentifier.uniqueID();
    for (final QueryPredicate queryPredicate : queryPredicates) {
        final Optional<QueryPredicate> pushedPredicateOptional = queryPredicate.replaceLeavesMaybe(leafPredicate -> pushLeafPredicate(fetchPlan, newInnerAlias, leafPredicate));
        if (pushedPredicateOptional.isPresent()) {
            pushedPredicatesBuilder.add(pushedPredicateOptional.get());
        } else {
            residualPredicatesBuilder.add(queryPredicate);
        }
    }
    final ImmutableList<QueryPredicate> pushedPredicates = pushedPredicatesBuilder.build();
    final ImmutableList<QueryPredicate> residualPredicates = residualPredicatesBuilder.build();
    Verify.verify(pushedPredicates.size() + residualPredicates.size() == queryPredicates.size());
    // case 1
    if (pushedPredicates.isEmpty()) {
        return;
    }
    // for case 2 and case 3 we can at least build a FILTER(inner, pushedPredicates) as that is
    // required both for case 2 nd 3
    final Quantifier.Physical newInnerQuantifier = Quantifier.physical(GroupExpressionRef.of(innerPlan), newInnerAlias);
    final RecordQueryPredicatesFilterPlan pushedFilterPlan = new RecordQueryPredicatesFilterPlan(newInnerQuantifier, pushedPredicates);
    final RecordQueryFetchFromPartialRecordPlan newFetchPlan = new RecordQueryFetchFromPartialRecordPlan(pushedFilterPlan, fetchPlan.getPushValueFunction());
    if (residualPredicates.isEmpty()) {
        // case 2
        call.yield(call.ref(newFetchPlan));
    } else {
        // case 3
        // create yet another physical quantifier on top of the fetch
        final Quantifier.Physical newQuantifierOverFetch = Quantifier.physical(GroupExpressionRef.of(newFetchPlan));
        final AliasMap translationMap = AliasMap.of(quantifierOverFetch.getAlias(), newQuantifierOverFetch.getAlias());
        // rebase all residual predicates to use that quantifier's alias
        final ImmutableList<QueryPredicate> rebasedResidualPredicates = residualPredicates.stream().map(residualPredicate -> residualPredicate.rebase(translationMap)).collect(ImmutableList.toImmutableList());
        call.yield(GroupExpressionRef.of(new RecordQueryPredicatesFilterPlan(newQuantifierOverFetch, rebasedResidualPredicates)));
    }
}

Example 20 with PlannerBindings

use of com.apple.foundationdb.record.query.plan.temp.matchers.PlannerBindings in project fdb-record-layer by FoundationDB.

the class ImplementIntersectionRule method onMatch.

@Override
public void onMatch(@Nonnull PlannerRuleCall call) {
    final PlannerBindings bindings = call.getBindings();
    final LogicalIntersectionExpression logicalIntersectionExpression = bindings.get(root);
    final List<? extends RecordQueryPlan> planChildren = bindings.getAll(childMatcher);
    call.yield(call.ref(RecordQueryIntersectionPlan.from(planChildren, logicalIntersectionExpression.getComparisonKey())));
}