public QueryContext(
final UserSession session, final DrillbitContext drillbitContext, QueryId queryId) {
this.drillbitContext = drillbitContext;
this.session = session;
queryOptions = new QueryOptionManager(session.getOptions());
executionControls = new ExecutionControls(queryOptions, drillbitContext.getEndpoint());
plannerSettings = new PlannerSettings(queryOptions, getFunctionRegistry());
plannerSettings.setNumEndPoints(drillbitContext.getBits().size());
table = new DrillOperatorTable(getFunctionRegistry(), drillbitContext.getOptionManager());
queryContextInfo = Utilities.createQueryContextInfo(session.getDefaultSchemaName());
contextInformation = new ContextInformation(session.getCredentials(), queryContextInfo);
allocator =
drillbitContext
.getAllocator()
.newChildAllocator(
"query:" + QueryIdHelper.getQueryId(queryId),
PlannerSettings.getInitialPlanningMemorySize(),
plannerSettings.getPlanningMemoryLimit());
bufferManager = new BufferManagerImpl(this.allocator);
viewExpansionContext = new ViewExpansionContext(this);
schemaTreeProvider = new SchemaTreeProvider(drillbitContext);
}
public Collection<DrillbitEndpoint> getActiveEndpoints() {
return drillbitContext.getBits();
}