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

Example 1 with ScanComparisons

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

the class OrderingProperty method fromIndexScanOrCoveringIndexScan.

@Nonnull
private static Optional<Ordering> fromIndexScanOrCoveringIndexScan(@Nonnull final PlanContext context, @Nonnull final RecordQueryPlan plan) {
    final RecordQueryIndexPlan recordQueryIndexPlan;
    if (plan instanceof RecordQueryIndexPlan) {
        recordQueryIndexPlan = (RecordQueryIndexPlan) plan;
    } else if (plan instanceof RecordQueryCoveringIndexPlan) {
        final RecordQueryPlanWithIndex planWithIndex = ((RecordQueryCoveringIndexPlan) plan).getIndexPlan();
        if (planWithIndex instanceof RecordQueryIndexPlan) {
            recordQueryIndexPlan = (RecordQueryIndexPlan) planWithIndex;
        } else {
            return Optional.empty();
        }
    } else {
        return Optional.empty();
    }
    final String indexName = recordQueryIndexPlan.getIndexName();
    final RecordMetaData metaData = context.getMetaData();
    final Index index = metaData.getIndex(indexName);
    final Collection<RecordType> recordTypesForIndex = metaData.recordTypesForIndex(index);
    final KeyExpression commonPrimaryKeyForIndex = RecordMetaData.commonPrimaryKey(recordTypesForIndex);
    final KeyExpression keyExpression = ValueIndexExpansionVisitor.fullKey(index, commonPrimaryKeyForIndex);
    final ScanComparisons scanComparisons = recordQueryIndexPlan.getComparisons();
    return fromKeyAndScanComparisons(keyExpression, scanComparisons, plan.isReverse(), index.isUnique());
}

Example 2 with ScanComparisons

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

the class UnionIntersectionTest method unevenInterleavedIndexScan.

@ValueSource(ints = { 1, 2, 3, 4, 5 })
@ParameterizedTest(name = "unevenInterleavedIndexScan() [{0}]")
public void unevenInterleavedIndexScan(int innerLimit) throws Exception {
    final ScanProperties scanProperties = new ScanProperties(ExecuteProperties.newBuilder().setReturnedRowLimit(innerLimit).build());
    final ScanComparisons zeros = new ScanComparisons(Collections.singletonList(new Comparisons.SimpleComparison(Comparisons.Type.EQUALS, 0)), Collections.emptySet());
    final ScanComparisons others = new ScanComparisons(Collections.singletonList(new Comparisons.SimpleComparison(Comparisons.Type.EQUALS, 1)), Collections.emptySet());
    verifyUnionWithInnerLimits(cont -> recordStore.scanIndexRecords("MySimpleRecord$num_value_3_indexed", IndexScanType.BY_VALUE, zeros.toTupleRange(), cont, scanProperties).map(rec -> (FDBRecord<Message>) rec), cont -> recordStore.scanIndexRecords("MySimpleRecord$num_value_3_indexed", IndexScanType.BY_VALUE, others.toTupleRange(), cont, scanProperties).map(rec -> (FDBRecord<Message>) rec), LongStream.range(0L, 100L).iterator());
}

Example 3 with ScanComparisons

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

the class UnionIntersectionTest method interleavedIndexScan.

@ValueSource(ints = { 1, 2, 3, 4, 5 })
@ParameterizedTest(name = "interleavedIndexScan() [{0}]")
public void interleavedIndexScan(int innerLimit) throws Exception {
    final ScanProperties scanProperties = new ScanProperties(ExecuteProperties.newBuilder().setReturnedRowLimit(innerLimit).build());
    final ScanComparisons evenComparisons = new ScanComparisons(Collections.singletonList(new Comparisons.SimpleComparison(Comparisons.Type.EQUALS, "even")), Collections.emptySet());
    final ScanComparisons oddComparisons = new ScanComparisons(Collections.singletonList(new Comparisons.SimpleComparison(Comparisons.Type.EQUALS, "odd")), Collections.emptySet());
    verifyUnionWithInnerLimits(cont -> recordStore.scanIndexRecords("MySimpleRecord$str_value_indexed", IndexScanType.BY_VALUE, evenComparisons.toTupleRange(), cont, scanProperties).map(rec -> (FDBRecord<Message>) rec), cont -> recordStore.scanIndexRecords("MySimpleRecord$str_value_indexed", IndexScanType.BY_VALUE, oddComparisons.toTupleRange(), cont, scanProperties).map(rec -> (FDBRecord<Message>) rec), LongStream.range(0L, 100L).iterator());
}

Example 4 with ScanComparisons

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

the class QueryPlanCursorTest method indexRange.

@Test
public void indexRange() throws Exception {
    final IndexScanParameters scan = IndexScanComparisons.byValue(new ScanComparisons(Collections.emptyList(), ImmutableSet.of(new Comparisons.SimpleComparison(Comparisons.Type.GREATER_THAN, 2), new Comparisons.SimpleComparison(Comparisons.Type.LESS_THAN, 4))));
    final RecordQueryPlan plan = new RecordQueryIndexPlan("MySimpleRecord$num_value_3_indexed", scan, false);
    compareSkipsAndCursors(plan);
}

Example 5 with ScanComparisons

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

the class LucenePlanner method planLucene.

@Override
protected ScoredPlan planLucene(@Nonnull CandidateScan candidateScan, @Nonnull Index index, @Nonnull QueryComponent filter, @Nullable KeyExpression sort) {
    FilterSatisfiedMask filterMask = FilterSatisfiedMask.of(filter);
    KeyExpression rootExp = index.getRootExpression();
    ScanComparisons groupingComparisons;
    // Getting grouping information from the index key and query filter
    if (rootExp instanceof GroupingKeyExpression) {
        KeyExpression groupingKey = ((GroupingKeyExpression) rootExp).getGroupingSubKey();
        QueryToKeyMatcher.Match groupingMatch = new QueryToKeyMatcher(filter).matchesCoveringKey(groupingKey, filterMask);
        if (!groupingMatch.getType().equals((QueryToKeyMatcher.MatchType.EQUALITY))) {
            return null;
        }
        groupingComparisons = new ScanComparisons(groupingMatch.getEqualityComparisons(), Collections.emptySet());
    } else {
        groupingComparisons = null;
    }
    LuceneIndexQueryPlan lucenePlan = getComparisonsForLuceneFilter(index, null, filter, filterMask, groupingComparisons);
    if (lucenePlan == null) {
        return null;
    }
    RecordQueryPlan plan = lucenePlan;
    plan = addTypeFilterIfNeeded(candidateScan, plan, getPossibleTypes(index));
    if (filterMask.allSatisfied()) {
        filterMask.setSatisfied(true);
    }
    return new ScoredPlan(plan, filterMask.getUnsatisfiedFilters(), Collections.emptyList(), 11 - filterMask.getUnsatisfiedFilters().size(), lucenePlan.createsDuplicates(), null);
}