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

Example 81 with IndexReadSession

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

the class EntityValueIndexCursorTestBase method shouldNotFindEntityWithRemovedLabelInCompositeIndex.

@Test
void shouldNotFindEntityWithRemovedLabelInCompositeIndex() 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.entityIndexSeek(tx, index, cursor, unordered(needsValues), PropertyIndexQuery.exact(firstName, "Joe"), PropertyIndexQuery.exact(surname, "Dalton"));
        // then
        assertFalse(cursor.next());
    }
}

Example 82 with IndexReadSession

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

the class EntityValueIndexCursorTestBase method shouldNotFindUpdatedEntityInPrefixSearch.

@Test
void shouldNotFindUpdatedEntityInPrefixSearch() 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.stringPrefix(prop, stringValue("on")));
        // then
        assertFalse(cursor.next());
    }
}

Example 83 with IndexReadSession

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

the class EntityValueIndexCursorTestBase method shouldPerformNumericRangeSearch.

@Test
void shouldPerformNumericRangeSearch() throws Exception {
    // given
    boolean needsValues = indexParams.indexProvidesNumericValues();
    IndexQueryConstraints constraints = unordered(needsValues);
    int prop = token.propertyKey(PROP_NAME);
    IndexReadSession index = read.indexReadSession(schemaRead.indexGetForName(PROP_INDEX_NAME));
    IndexValueCapability numberCapability = index.reference().getCapability().valueCapability(ValueCategory.NUMBER);
    try (var cursor = entityParams.allocateEntityValueIndexCursor(tx, cursors)) {
        MutableLongSet uniqueIds = new LongHashSet();
        // when
        entityParams.entityIndexSeek(tx, index, cursor, constraints, PropertyIndexQuery.range(prop, 5, true, 12, true));
        // then
        assertFoundEntitiesAndValue(cursor, uniqueIds, numberCapability, needsValues, num5, num6, num12a, num12b);
        // when
        entityParams.entityIndexSeek(tx, index, cursor, constraints, PropertyIndexQuery.range(prop, 5, true, 12, false));
        // then
        assertFoundEntitiesAndValue(cursor, uniqueIds, numberCapability, needsValues, num5, num6);
        // when
        entityParams.entityIndexSeek(tx, index, cursor, constraints, PropertyIndexQuery.range(prop, 5, false, 12, true));
        // then
        assertFoundEntitiesAndValue(cursor, uniqueIds, numberCapability, needsValues, num6, num12a, num12b);
        // when
        entityParams.entityIndexSeek(tx, index, cursor, constraints, PropertyIndexQuery.range(prop, 5, false, 12, false));
        // then
        assertFoundEntitiesAndValue(cursor, uniqueIds, numberCapability, needsValues, num6);
    }
}

Example 84 with IndexReadSession

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

the class EntityValueIndexCursorTestBase method shouldHandleOrderedExactSeekWithNeedsValuesTrue.

@Test
void shouldHandleOrderedExactSeekWithNeedsValuesTrue() throws Exception {
    // given
    int prop = token.propertyKey("prop");
    IndexReadSession index = tx.dataRead().indexReadSession(tx.schemaRead().indexGetForName(PROP_INDEX_NAME));
    try (var cursor = entityParams.allocateEntityValueIndexCursor(tx, cursors)) {
        // when
        entityParams.entityIndexSeek(tx, index, cursor, constrained(IndexOrder.ASCENDING, true), PropertyIndexQuery.exact(prop, 5));
        // then
        assertTrue(cursor.next());
        assertTrue(cursor.hasValue());
        assertEquals(cursor.propertyValue(0), intValue(5));
        assertFalse(cursor.next());
    }
}

Example 85 with IndexReadSession

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

the class EntityValueIndexCursorTestBase method shouldNotFindEntityWithRemovedLabelInRangeSearch.

@Test
void shouldNotFindEntityWithRemovedLabelInRangeSearch() 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.entityRemoveToken(tx, strThree1, label);
        entityParams.entityRemoveToken(tx, strThree2, label);
        entityParams.entityRemoveToken(tx, strThree3, label);
        entityParams.entityIndexSeek(tx, index, cursor, unordered(needsValues), PropertyIndexQuery.range(prop, "one", true, "three", true));
        // then
        assertFalse(cursor.next());
    }
}