/*
* 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 com.facebook.presto.benchmark;
import com.facebook.presto.Session;
import com.facebook.presto.execution.TaskId;
import com.facebook.presto.execution.TaskStateMachine;
import com.facebook.presto.memory.MemoryPool;
import com.facebook.presto.memory.QueryContext;
import com.facebook.presto.operator.Driver;
import com.facebook.presto.operator.TaskContext;
import com.facebook.presto.plugin.memory.MemoryConnectorFactory;
import com.facebook.presto.spi.Page;
import com.facebook.presto.spi.QueryId;
import com.facebook.presto.spi.memory.MemoryPoolId;
import com.facebook.presto.spiller.SpillSpaceTracker;
import com.facebook.presto.testing.LocalQueryRunner;
import com.facebook.presto.testing.PageConsumerOperator;
import com.facebook.presto.tpch.TpchConnectorFactory;
import com.google.common.collect.ImmutableList;
import com.google.common.collect.ImmutableMap;
import io.airlift.units.DataSize;
import org.intellij.lang.annotations.Language;
import java.util.List;
import java.util.Map;
import java.util.concurrent.ExecutorService;
import static com.facebook.presto.testing.TestingSession.testSessionBuilder;
import static io.airlift.units.DataSize.Unit.GIGABYTE;
public class MemoryLocalQueryRunner
{
protected final LocalQueryRunner localQueryRunner;
protected final Session session;
public MemoryLocalQueryRunner()
{
this(ImmutableMap.of());
}
public MemoryLocalQueryRunner(Map<String, String> properties)
{
Session.SessionBuilder sessionBuilder = testSessionBuilder()
.setCatalog("memory")
.setSchema("default");
properties.forEach(sessionBuilder::setSystemProperty);
session = sessionBuilder.build();
localQueryRunner = createMemoryLocalQueryRunner(session);
}
public List<Page> execute(@Language("SQL") String query)
{
ExecutorService executor = localQueryRunner.getExecutor();
MemoryPool memoryPool = new MemoryPool(new MemoryPoolId("test"), new DataSize(2, GIGABYTE));
MemoryPool systemMemoryPool = new MemoryPool(new MemoryPoolId("testSystem"), new DataSize(2, GIGABYTE));
SpillSpaceTracker spillSpaceTracker = new SpillSpaceTracker(new DataSize(1, GIGABYTE));
TaskContext taskContext = new QueryContext(new QueryId("test"), new DataSize(1, GIGABYTE), memoryPool, systemMemoryPool, executor, new DataSize(4, GIGABYTE), spillSpaceTracker)
.addTaskContext(new TaskStateMachine(new TaskId("query", 0, 0), executor),
session,
false,
false);
// Use NullOutputFactory to avoid coping out results to avoid affecting benchmark results
ImmutableList.Builder<Page> output = ImmutableList.builder();
List<Driver> drivers = localQueryRunner.createDrivers(
query,
new PageConsumerOperator.PageConsumerOutputFactory(types -> output::add),
taskContext);
boolean done = false;
while (!done) {
boolean processed = false;
for (Driver driver : drivers) {
if (!driver.isFinished()) {
driver.process();
processed = true;
}
}
done = !processed;
}
return output.build();
}
private static LocalQueryRunner createMemoryLocalQueryRunner(Session session)
{
LocalQueryRunner localQueryRunner = LocalQueryRunner.queryRunnerWithInitialTransaction(session);
// add tpch
localQueryRunner.createCatalog("tpch", new TpchConnectorFactory(1), ImmutableMap.of());
localQueryRunner.createCatalog(
"memory",
new MemoryConnectorFactory(),
ImmutableMap.of("memory.max-data-per-node", "4GB"));
return localQueryRunner;
}
}