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

Example 6 with IndexReadSession

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

the class EntityValueIndexCursorTestBase method shouldNotFindUpdatedEntityInIndexSeek.

@Test
void shouldNotFindUpdatedEntityInIndexSeek() throws Exception {
    // Given
    boolean needsValues = false;
    int prop = token.propertyKey(PROP_NAME);
    IndexReadSession index = read.indexReadSession(schemaRead.indexGetForName(PROP_INDEX_NAME));
    try (KernelTransaction tx = beginTransaction();
        var cursor = entityParams.allocateEntityValueIndexCursor(tx, cursors)) {
        // when
        entityParams.entitySetProperty(tx, strOne, prop, "ett");
        entityParams.entityIndexSeek(tx, index, cursor, unordered(needsValues), PropertyIndexQuery.exact(prop, "one"));
        // then
        assertFalse(cursor.next());
    }
}

Example 7 with IndexReadSession

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

the class EntityValueIndexCursorTestBase method shouldFindUpdatedEntityInRangeSearch.

@Test
void shouldFindUpdatedEntityInRangeSearch() throws Exception {
    // Given
    boolean needsValues = indexParams.indexProvidesStringValues();
    int prop = token.propertyKey(PROP_NAME);
    IndexReadSession index = read.indexReadSession(schemaRead.indexGetForName(PROP_INDEX_NAME));
    try (KernelTransaction tx = beginTransaction();
        var cursor = entityParams.allocateEntityValueIndexCursor(tx, cursors)) {
        // when
        entityParams.entitySetProperty(tx, strOne, prop, "ett");
        entityParams.entityIndexSeek(tx, index, cursor, unordered(needsValues), PropertyIndexQuery.range(prop, "ett", true, "tre", true));
        // then
        assertTrue(cursor.next());
        assertEquals(strOne, entityParams.entityReference(cursor));
    }
}

Example 8 with IndexReadSession

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

the class EntityValueIndexCursorTestBase method shouldFindSwappedEntityInRangeSearch.

@Test
void shouldFindSwappedEntityInRangeSearch() throws Exception {
    assumeTrue(entityParams.tokenlessEntitySupported());
    // Given
    boolean needsValues = indexParams.indexProvidesStringValues();
    int label = entityParams.entityTokenId(tx, DEFAULT_ENTITY_TOKEN);
    int prop = token.propertyKey(PROP_NAME);
    IndexReadSession index = read.indexReadSession(schemaRead.indexGetForName(PROP_INDEX_NAME));
    try (KernelTransaction tx = beginTransaction();
        var cursor = entityParams.allocateEntityValueIndexCursor(tx, cursors)) {
        // when
        entityParams.entityRemoveToken(tx, strOne, label);
        entityParams.entityAddToken(tx, strOneNoLabel, label);
        entityParams.entityIndexSeek(tx, index, cursor, unordered(needsValues), PropertyIndexQuery.range(prop, "one", true, "ones", true));
        // then
        assertTrue(cursor.next());
        assertEquals(strOneNoLabel, entityParams.entityReference(cursor));
        assertFalse(cursor.next());
    }
}

Example 9 with IndexReadSession

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

the class EntityValueIndexCursorTestBase method shouldProvideValuesForPoints.

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

Example 10 with IndexReadSession

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

the class EntityValueIndexCursorTestBase method shouldFindSwappedEntityInCompositeIndex.

@Test
void shouldFindSwappedEntityInCompositeIndex() throws Exception {
    assumeTrue(entityParams.tokenlessEntitySupported());
    // Given
    boolean needsValues = false;
    int label = entityParams.entityTokenId(tx, PERSON_TOKEN);
    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.entityRemoveToken(tx, joeDalton, label);
        entityParams.entityAddToken(tx, strOneNoLabel, label);
        entityParams.entitySetProperty(tx, strOneNoLabel, firstName, "Jesse");
        entityParams.entitySetProperty(tx, strOneNoLabel, surname, "James");
        entityParams.entityIndexSeek(tx, index, cursor, unordered(needsValues), PropertyIndexQuery.exact(firstName, "Jesse"), PropertyIndexQuery.exact(surname, "James"));
        // then
        assertTrue(cursor.next());
        assertEquals(strOneNoLabel, entityParams.entityReference(cursor));
    }
}