All Classes (Pinot Query Runtime 1.0.0 API)

All Classes Interface Summary Class Summary Enum Summary
Class	Description
AggregateOperator	AggregateOperator is used to aggregate values over a set of group by keys.
AggregationUtils	Utility class to perform accumulation over a collection of rows.
AggregationUtils.Accumulator	Accumulator class which accumulates the aggregated results into the group sets if any
AggregationUtils.Merger
AsyncStream<E>	An interface that represents an abstract asynchronous stream of elements that can be consumed.
AsyncStream.OnNewData
BaseMailboxReceiveOperator	Base class to be used by the various MailboxReceiveOperators such as the sorted and non-sorted versions.
BlockExchange	This class contains the shared logic across all different exchange types for exchanging data across servers.
BlockingMultiStreamConsumer<E>
BlockingMultiStreamConsumer.OfTransferableBlock
BlockingStream<E>	An interface that represents an abstract blocking stream of elements that can be consumed.
BlockSplitter	Interface for splitting transferable blocks.
ChannelManager	`ChannelManager` manages Grpc send/receive channels.
ChannelUtils
DataBlockValSet	In the multistage engine, the leaf stage servers process the data in columnar fashion.
DistributedStagePlan	`DistributedStagePlan` is the deserialized version of the `Worker.StagePlan`.
ExecutorServiceUtils
FilteredDataBlockValSet	In the multistage engine, the leaf stage servers process the data in columnar fashion.
FilterOperand	NOTE: All BOOLEAN values are represented as 0 (FALSE) and 1 (TRUE) internally.
FilterOperand.And
FilterOperand.IsNotTrue
FilterOperand.IsTrue
FilterOperand.Not
FilterOperand.Or
FilterOperand.Predicate
FilterOperator
FunctionOperand
GrpcMailboxServer	`GrpcMailboxServer` manages GRPC-based mailboxes by creating a stream-stream GRPC server.
GrpcSendingMailbox	gRPC implementation of the `SendingMailbox`.
HashJoinOperator	This basic `BroadcastJoinOperator` implement a basic broadcast join algorithm.
InMemorySendingMailbox
IntersectOperator	Intersect operator.
LeafStageTransferableBlockOperator	Leaf-stage transfer block operator is used to wrap around the leaf stage process results.
LiteralOperand
LiteralValueOperator
MailboxContentObserver	`MailboxContentObserver` is the content streaming observer used to receive mailbox content.
MailboxIdUtils
MailboxReceiveOperator	This `MailboxReceiveOperator` receives data from a `ReceivingMailbox` and serve it out from the `MultiStageOperator.getNextBlock()` API.
MailboxSendOperator	This `MailboxSendOperator` is created to send `TransferableBlock`s to the receiving end.
MailboxService	Mailbox service that handles data transfer.
MailboxStatusObserver	`MailboxStatusStreamObserver` is the status streaming observer used to track the status by the sender.
MinusOperator	Minus/Except operator.
MultistageAggregationExecutor	Class that executes all aggregation functions (without group-bys) for the multistage AggregateOperator.
MultistageGroupByExecutor	Class that executes the group by aggregations for the multistage AggregateOperator.
MultiStageOperator
OpChain	An `OpChain` represents a chain of operators that are separated by send/receive stages.
OpChainExecutionContext	The `OpChainExecutionContext` class contains the information derived from the PlanRequestContext.
OpChainId
OpChainScheduler	An interface that defines different scheduling strategies to work with the `OpChainSchedulerService`.
OpChainSchedulerService
OpChainStats	`OpChainStats` tracks execution statistics for `OpChain`s.
OperatorStats
OperatorUtils
PhysicalPlanVisitor	This visitor constructs a physical plan of operators from a `PlanNode` tree.
PipelineBreakerExecutor	Utility class to run pipeline breaker execution and collects the results.
PipelineBreakerResult	execution result encapsulation for `PipelineBreakerExecutor`.
QueryDispatcher	`QueryDispatcher` dispatch a query to different workers.
QueryPlanSerDeUtils	This utility class serialize/deserialize between `Worker.StagePlan` elements to Planner elements.
QueryRunner	`QueryRunner` accepts a `DistributedStagePlan` and runs it.
QueryServer	`QueryServer` is the GRPC server that accepts query plan requests sent from `QueryDispatcher`.
ReceivingMailbox	Mailbox that's used to receive data.
ReceivingMailbox.Reader
ReceivingMailbox.ReceivingMailboxStatus
ReferenceOperand
SendingMailbox	Mailbox that's used to send data.
ServerPlanRequestContext	Context class for converting a `DistributedStagePlan` into `PinotQuery` to execute on server.
ServerPlanRequestUtils
ServerPlanRequestVisitor	Plan visitor for direct leaf-stage server request.
SetOperator	Set operator, which supports UNION, INTERSECT and EXCEPT.
SortedMailboxReceiveOperator	This `SortedMailboxReceiveOperator` receives data from a `ReceivingMailbox` and serve it out from the `MultiStageOperator.getNextBlock()`()} API in a sorted manner.
SortOperator
SortUtils
SortUtils.SortComparator
StageMetadata	`StageMetadata` is used to send plan fragment-level info about how to execute a stage physically.
StageMetadata.Builder
SubmissionService	Submission service is used to submit multiple runnables and checks the result upon all `Future` returns or any failure occurs.
TransferableBlock	A `TransferableBlock` is a wrapper around `DataBlock` for transferring data using `Mailbox`.
TransferableBlockUtils
TransformOperand
TransformOperandFactory
TransformOperator	This basic `TransformOperator` implement basic transformations.
TypeUtils
UnionOperator	Union operator for UNION ALL queries.
WindowAggregateOperator	The WindowAggregateOperator is used to compute window function aggregations over a set of optional PARTITION BY keys, ORDER BY keys and a FRAME clause.