HMSExternalDatabase.java

// Licensed to the Apache Software Foundation (ASF) under one
// or more contributor license agreements.  See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership.  The ASF licenses this file
// to you 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 org.apache.doris.datasource.hive;

import org.apache.doris.catalog.TableIf;
import org.apache.doris.datasource.ExternalCatalog;
import org.apache.doris.datasource.ExternalDatabase;
import org.apache.doris.datasource.InitDatabaseLog;

/**
 * Hive metastore external database.
 */
public class HMSExternalDatabase extends ExternalDatabase<HMSExternalTable> {
    /**
     * Create HMS external database.
     *
     * @param extCatalog External catalog this database belongs to.
     * @param id database id.
     * @param name database name.
     * @param remoteName remote database name.
     */
    public HMSExternalDatabase(ExternalCatalog extCatalog, long id, String name, String remoteName) {
        super(extCatalog, id, name, remoteName, InitDatabaseLog.Type.HMS);
    }

    @Override
    public HMSExternalTable buildTableInternal(String remoteTableName, String localTableName, long tblId,
            ExternalCatalog catalog,
            ExternalDatabase db) {
        return new HMSExternalTable(tblId, localTableName, remoteTableName, (HMSExternalCatalog) extCatalog,
                (HMSExternalDatabase) db);
    }

    public void addTableForTest(HMSExternalTable tbl) {
        idToTbl.put(tbl.getId(), tbl);
        tableNameToId.put(tbl.getName(), tbl.getId());
    }

    @Override
    public boolean registerTable(TableIf tableIf) {
        super.registerTable(tableIf);
        HMSExternalTable table = getTableNullable(tableIf.getName());
        if (table != null) {
            table.setEventUpdateTime(tableIf.getUpdateTime());
        }
        return true;
    }
}