MemoryLocalQueryRunner.java
/*
* 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.airlift.stats.TestingGcMonitor;
import com.facebook.presto.Session;
import com.facebook.presto.common.Page;
import com.facebook.presto.common.QualifiedObjectName;
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.metadata.Metadata;
import com.facebook.presto.operator.Driver;
import com.facebook.presto.operator.TaskContext;
import com.facebook.presto.operator.TaskMemoryReservationSummary;
import com.facebook.presto.plugin.memory.MemoryConnectorFactory;
import com.facebook.presto.spi.Plugin;
import com.facebook.presto.spi.QueryId;
import com.facebook.presto.spi.TableHandle;
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.Optional;
import static com.facebook.airlift.json.JsonCodec.listJsonCodec;
import static com.facebook.presto.testing.TestingSession.testSessionBuilder;
import static io.airlift.units.DataSize.Unit.GIGABYTE;
import static org.testng.Assert.assertTrue;
public class MemoryLocalQueryRunner
implements AutoCloseable
{
protected final LocalQueryRunner localQueryRunner;
public MemoryLocalQueryRunner()
{
this(ImmutableMap.of());
}
public MemoryLocalQueryRunner(Map<String, String> properties)
{
Session.SessionBuilder sessionBuilder = testSessionBuilder()
.setCatalog("memory")
.setSchema("default");
properties.forEach(sessionBuilder::setSystemProperty);
localQueryRunner = createMemoryLocalQueryRunner(sessionBuilder.build());
}
public void installPlugin(Plugin plugin)
{
localQueryRunner.installPlugin(plugin);
}
public List<Page> execute(@Language("SQL") String query)
{
MemoryPool memoryPool = new MemoryPool(new MemoryPoolId("test"), new DataSize(2, GIGABYTE));
SpillSpaceTracker spillSpaceTracker = new SpillSpaceTracker(new DataSize(1, GIGABYTE));
QueryContext queryContext = new QueryContext(
new QueryId("test"),
new DataSize(1, GIGABYTE),
new DataSize(2, GIGABYTE),
new DataSize(1, GIGABYTE),
new DataSize(2, GIGABYTE),
memoryPool,
new TestingGcMonitor(),
localQueryRunner.getExecutor(),
localQueryRunner.getScheduler(),
new DataSize(4, GIGABYTE),
spillSpaceTracker,
listJsonCodec(TaskMemoryReservationSummary.class));
TaskContext taskContext = queryContext
.addTaskContext(
new TaskStateMachine(new TaskId("query", 0, 0, 0, 0), localQueryRunner.getExecutor()),
localQueryRunner.getDefaultSession(),
Optional.empty(),
false,
false,
false,
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;
}
public void dropTable(String tableName)
{
Session session = localQueryRunner.getDefaultSession();
Metadata metadata = localQueryRunner.getMetadata();
Optional<TableHandle> tableHandle = metadata.getMetadataResolver(session).getTableHandle(QualifiedObjectName.valueOf(tableName));
assertTrue(tableHandle.isPresent(), "Table " + tableName + " does not exist");
metadata.dropTable(session, tableHandle.get());
}
@Override
public void close()
{
localQueryRunner.close();
}
}