io.trino.connector.system.jdbc.UdtJdbcTable Maven / Gradle / Ivy
/*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package io.trino.connector.system.jdbc;
import io.trino.spi.connector.ConnectorSession;
import io.trino.spi.connector.ConnectorTableMetadata;
import io.trino.spi.connector.ConnectorTransactionHandle;
import io.trino.spi.connector.InMemoryRecordSet;
import io.trino.spi.connector.RecordCursor;
import io.trino.spi.connector.SchemaTableName;
import io.trino.spi.predicate.TupleDomain;
import static io.trino.metadata.MetadataUtil.TableMetadataBuilder.tableMetadataBuilder;
import static io.trino.spi.type.VarcharType.VARCHAR;
public class UdtJdbcTable
extends JdbcTable
{
public static final SchemaTableName NAME = new SchemaTableName("jdbc", "udts");
public static final ConnectorTableMetadata METADATA = tableMetadataBuilder(NAME)
.column("type_cat", VARCHAR)
.column("type_schem", VARCHAR)
.column("type_name", VARCHAR)
.column("class_name", VARCHAR)
.column("data_type", VARCHAR)
.column("remarks", VARCHAR)
.column("base_type", VARCHAR)
.build();
@Override
public ConnectorTableMetadata getTableMetadata()
{
return METADATA;
}
@Override
public RecordCursor cursor(ConnectorTransactionHandle transactionHandle, ConnectorSession session, TupleDomain constraint)
{
return InMemoryRecordSet.builder(METADATA).build().cursor();
}
}