use of io.airlift.units.DataSize.Unit.GIGABYTE in project presto by prestodb.
the class MemoryLocalQueryRunner method execute.
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), 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();
}
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