io.trino.plugin.hive.metastore.glue.GlueCache Maven / Gradle / Ivy

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/*
 * 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.plugin.hive.metastore.glue;

import io.trino.metastore.Database;
import io.trino.metastore.HiveColumnStatistics;
import io.trino.metastore.Partition;
import io.trino.metastore.Table;
import io.trino.metastore.TableInfo;
import io.trino.spi.function.LanguageFunction;

import java.util.Collection;
import java.util.List;
import java.util.Map;
import java.util.Optional;
import java.util.Set;
import java.util.function.BiFunction;
import java.util.function.Consumer;
import java.util.function.Function;
import java.util.function.Supplier;

public interface GlueCache
{
    GlueCache NOOP = new NoopGlueCache();

    List getDatabaseNames(Function, List> loader);

    /**
     * Invalidate the database cache and cascade to all nested elements in the database (table, partition, function, etc.).
     */
    void invalidateDatabase(String databaseName);

    void invalidateDatabaseNames();

    Optional getDatabase(String databaseName, Supplier> loader);

    List getTables(String databaseName, Function, List> loader);

    void invalidateTables(String databaseName);

    Optional getTable(String databaseName, String tableName, Supplier> loader);

    void invalidateTable(String databaseName, String tableName, boolean cascade);

    Map getTableColumnStatistics(String databaseName, String tableName, Set columnNames, Function, Map> loader);

    void invalidateTableColumnStatistics(String databaseName, String tableName);

    Set getPartitionNames(String databaseName, String tableName, String glueExpression, Function, Set> loader);

    Optional getPartition(String databaseName, String tableName, PartitionName partitionName, Supplier> loader);

    Collection batchGetPartitions(
            String databaseName,
            String tableName,
            Collection partitionNames,
            BiFunction, Collection, Collection> loader);

    void invalidatePartition(String databaseName, String tableName, PartitionName partitionName);

    Map getPartitionColumnStatistics(
            String databaseName,
            String tableName,
            PartitionName partitionName,
            Set columnNames,
            Function, Map> loader);

    Collection getAllFunctions(String databaseName, Supplier> loader);

    Collection getFunction(String databaseName, String functionName, Supplier> loader);

    void invalidateFunction(String databaseName, String functionName);

    void flushCache();
}
    

    







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