Examples with IndexReadSession org.neo4j.internal.kernel.api.IndexReadSession used on opensource projects

Example 76 with IndexReadSession

use of org.neo4j.internal.kernel.api.IndexReadSession in project neo4j by neo4j.

the class EntityValueIndexCursorTestBase method shouldPerformTextArraySearch.

@Test
void shouldPerformTextArraySearch() throws KernelException {
    // given
    boolean needsValues = indexParams.indexProvidesArrayValues();
    IndexQueryConstraints constraints = unordered(needsValues);
    int prop = token.propertyKey(PROP_NAME);
    IndexReadSession index = read.indexReadSession(schemaRead.indexGetForName(PROP_INDEX_NAME));
    IndexValueCapability capability = index.reference().getCapability().valueCapability(ValueGroup.TEXT_ARRAY.category());
    try (var cursor = entityParams.allocateEntityValueIndexCursor(tx, cursors)) {
        MutableLongSet uniqueIds = new LongHashSet();
        // when
        entityParams.entityIndexSeek(tx, index, cursor, constraints, PropertyIndexQuery.exact(prop, new String[] { "first", "second", "third" }));
        // then
        assertFoundEntitiesAndValue(cursor, 1, uniqueIds, capability, needsValues);
        // when
        entityParams.entityIndexSeek(tx, index, cursor, constraints, PropertyIndexQuery.exact(prop, new String[] { "fourth", "fifth", "sixth", "seventh" }));
        // then
        assertFoundEntitiesAndValue(cursor, 1, uniqueIds, capability, needsValues);
    }
}

Example 77 with IndexReadSession

use of org.neo4j.internal.kernel.api.IndexReadSession in project neo4j by neo4j.

the class EntityValueIndexCursorTestBase method shouldNotFindDeletedEntityInCompositeIndex.

@Test
void shouldNotFindDeletedEntityInCompositeIndex() throws Exception {
    // Given
    boolean needsValues = false;
    int firstName = token.propertyKey(FIRSTNAME_PROP_NAME);
    int surname = token.propertyKey(SURNAME_PROP_NAME);
    IndexReadSession index = read.indexReadSession(schemaRead.indexGetForName(COMPOSITE_INDEX_NAME));
    try (KernelTransaction tx = beginTransaction();
        var cursor = entityParams.allocateEntityValueIndexCursor(tx, cursors)) {
        // when
        entityParams.entityDelete(tx, jackDalton);
        entityParams.entityIndexSeek(tx, index, cursor, unordered(needsValues), PropertyIndexQuery.exact(firstName, "Jack"), PropertyIndexQuery.exact(surname, "Dalton"));
        // then
        assertFalse(cursor.next());
    }
}

Example 78 with IndexReadSession

use of org.neo4j.internal.kernel.api.IndexReadSession in project neo4j by neo4j.

the class EntityValueIndexCursorTestBase method shouldRespectOrderCapabilitiesForSpatial.

@Test
void shouldRespectOrderCapabilitiesForSpatial() throws KernelException {
    // given
    boolean needsValues = indexParams.indexProvidesSpatialValues();
    int prop = token.propertyKey(PROP_NAME);
    IndexReadSession index = read.indexReadSession(schemaRead.indexGetForName(PROP_INDEX_NAME));
    IndexOrderCapability orderCapabilities = index.reference().getCapability().orderCapability(ValueCategory.GEOMETRY);
    try (var cursor = entityParams.allocateEntityValueIndexCursor(tx, cursors)) {
        if (orderCapabilities.supportsAsc()) {
            // when
            entityParams.entityIndexSeek(tx, index, cursor, constrained(IndexOrder.ASCENDING, needsValues), PropertyIndexQuery.range(prop, CoordinateReferenceSystem.Cartesian));
            // then
            assertFoundEntitiesInOrder(cursor, IndexOrder.ASCENDING);
        }
        if (orderCapabilities.supportsDesc()) {
            // when
            entityParams.entityIndexSeek(tx, index, cursor, constrained(IndexOrder.DESCENDING, needsValues), PropertyIndexQuery.range(prop, CoordinateReferenceSystem.Cartesian));
            // then
            assertFoundEntitiesInOrder(cursor, IndexOrder.DESCENDING);
        }
    }
}

Example 79 with IndexReadSession

use of org.neo4j.internal.kernel.api.IndexReadSession in project neo4j by neo4j.

the class EntityValueIndexCursorTestBase method shouldRespectOrderCapabilitiesForTemporal.

@Test
void shouldRespectOrderCapabilitiesForTemporal() throws KernelException {
    // given
    boolean needsValues = indexParams.indexProvidesTemporalValues();
    int prop = token.propertyKey(PROP_NAME);
    IndexReadSession index = read.indexReadSession(schemaRead.indexGetForName(PROP_INDEX_NAME));
    IndexOrderCapability orderCapabilities = index.reference().getCapability().orderCapability(ValueCategory.TEMPORAL);
    try (var cursor = entityParams.allocateEntityValueIndexCursor(tx, cursors)) {
        if (orderCapabilities.supportsAsc()) {
            // when
            entityParams.entityIndexSeek(tx, index, cursor, constrained(IndexOrder.ASCENDING, needsValues), PropertyIndexQuery.range(prop, DateValue.date(1986, 11, 18), true, DateValue.date(1989, 3, 24), true));
            // then
            assertFoundEntitiesInOrder(cursor, IndexOrder.ASCENDING);
        }
        if (orderCapabilities.supportsDesc()) {
            // when
            entityParams.entityIndexSeek(tx, index, cursor, constrained(IndexOrder.DESCENDING, needsValues), PropertyIndexQuery.range(prop, DateValue.date(1986, 11, 18), true, DateValue.date(1989, 3, 24), true));
            // then
            assertFoundEntitiesInOrder(cursor, IndexOrder.DESCENDING);
        }
    }
}

Example 80 with IndexReadSession

use of org.neo4j.internal.kernel.api.IndexReadSession in project neo4j by neo4j.

the class EntityValueIndexCursorTestBase method shouldProvideValuesForAllTypes.

@Test
void shouldProvideValuesForAllTypes() throws Exception {
    // given
    assumeTrue(indexParams.indexProvidesAllValues());
    int prop = token.propertyKey(EVER_PROP_NAME);
    IndexReadSession index = read.indexReadSession(schemaRead.indexGetForName(WHAT_EVER_INDEX_NAME));
    IndexValueCapability valueCapability = index.reference().getCapability().valueCapability(ValueCategory.UNKNOWN);
    assertEquals(IndexValueCapability.YES, valueCapability);
    try (var cursor = entityParams.allocateEntityValueIndexCursor(tx, cursors)) {
        MutableLongSet uniqueIds = new LongHashSet();
        // when
        entityParams.entityIndexSeek(tx, index, cursor, unorderedValues(), PropertyIndexQuery.exists(prop));
        // then
        assertFoundEntitiesAndValue(cursor, uniqueIds, valueCapability, true, entitiesOfAllPropertyTypes);
    }
}