Examples with ConnectorMetadata com.facebook.presto.spi.connector.ConnectorMetadata used on opensource projects

Example 96 with ConnectorMetadata

use of com.facebook.presto.spi.connector.ConnectorMetadata in project presto by prestodb.

the class AbstractTestHiveClient method testListUnknownSchema.

@Test
public void testListUnknownSchema() {
    try (Transaction transaction = newTransaction()) {
        ConnectorMetadata metadata = transaction.getMetadata();
        ConnectorSession session = newSession();
        assertNull(metadata.getTableHandle(session, new SchemaTableName(INVALID_DATABASE, INVALID_TABLE)));
        assertEquals(metadata.listTables(session, INVALID_DATABASE), ImmutableList.of());
        assertEquals(metadata.listTableColumns(session, new SchemaTablePrefix(INVALID_DATABASE, INVALID_TABLE)), ImmutableMap.of());
        assertEquals(metadata.listViews(session, INVALID_DATABASE), ImmutableList.of());
        assertEquals(metadata.getViews(session, new SchemaTablePrefix(INVALID_DATABASE, INVALID_TABLE)), ImmutableMap.of());
    }
}

Example 97 with ConnectorMetadata

use of com.facebook.presto.spi.connector.ConnectorMetadata in project presto by prestodb.

the class AbstractTestHiveClient method doInsertUnsupportedWriteType.

private void doInsertUnsupportedWriteType(HiveStorageFormat storageFormat, SchemaTableName tableName) throws Exception {
    List<Column> columns = ImmutableList.of(new Column("dummy", HiveType.valueOf("uniontype<smallint,tinyint>"), Optional.empty()));
    List<Column> partitionColumns = ImmutableList.of(new Column("name", HIVE_STRING, Optional.empty()));
    createEmptyTable(tableName, storageFormat, columns, partitionColumns);
    try (Transaction transaction = newTransaction()) {
        ConnectorMetadata metadata = transaction.getMetadata();
        ConnectorSession session = newSession();
        ConnectorTableHandle tableHandle = getTableHandle(metadata, tableName);
        metadata.beginInsert(session, tableHandle);
        fail("expected failure");
    } catch (PrestoException e) {
        String expected = "Inserting into Hive table .* with column type uniontype<smallint,tinyint> not supported";
        if (!e.getMessage().matches(expected)) {
            throw new TestException("The exception was thrown with the wrong message:" + " expected \"" + expected + "\"" + " but got \"" + e.getMessage() + "\"", e);
        }
    }
}

Example 98 with ConnectorMetadata

use of com.facebook.presto.spi.connector.ConnectorMetadata in project presto by prestodb.

the class AbstractTestHiveClient method testViewCreation.

@Test
public void testViewCreation() {
    try {
        verifyViewCreation();
    } finally {
        try (Transaction transaction = newTransaction()) {
            ConnectorMetadata metadata = transaction.getMetadata();
            metadata.dropView(newSession(), temporaryCreateView);
            transaction.commit();
        } catch (RuntimeException e) {
        // this usually occurs because the view was not created
        }
    }
}

Example 99 with ConnectorMetadata

use of com.facebook.presto.spi.connector.ConnectorMetadata in project presto by prestodb.

the class AbstractTestHiveClient method testRenameTable.

@Test
public void testRenameTable() {
    try {
        createDummyTable(temporaryRenameTableOld);
        try (Transaction transaction = newTransaction()) {
            ConnectorSession session = newSession();
            ConnectorMetadata metadata = transaction.getMetadata();
            metadata.renameTable(session, getTableHandle(metadata, temporaryRenameTableOld), temporaryRenameTableNew);
            transaction.commit();
        }
        try (Transaction transaction = newTransaction()) {
            ConnectorSession session = newSession();
            ConnectorMetadata metadata = transaction.getMetadata();
            assertNull(metadata.getTableHandle(session, temporaryRenameTableOld));
            assertNotNull(metadata.getTableHandle(session, temporaryRenameTableNew));
        }
    } finally {
        dropTable(temporaryRenameTableOld);
        dropTable(temporaryRenameTableNew);
    }
}

Example 100 with ConnectorMetadata

use of com.facebook.presto.spi.connector.ConnectorMetadata in project presto by prestodb.

the class AbstractTestHiveClient method testGetDatabaseNames.

@Test
public void testGetDatabaseNames() throws Exception {
    try (Transaction transaction = newTransaction()) {
        ConnectorMetadata metadata = transaction.getMetadata();
        List<String> databases = metadata.listSchemaNames(newSession());
        assertTrue(databases.contains(database));
    }
}