Package org.apache.calcite.rel.stream

Defines relational expressions for streaming.

Related packages and classes

• Package org.apache.calcite.rel.core contains core relational expressions

Interface Summary

Interface	Description
StreamRules.DeltaAggregateTransposeRule.Config	Rule configuration.
StreamRules.DeltaFilterTransposeRule.Config	Rule configuration.
StreamRules.DeltaJoinTransposeRule.Config	Rule configuration.
StreamRules.DeltaProjectTransposeRule.Config	Rule configuration.
StreamRules.DeltaSortTransposeRule.Config	Rule configuration.
StreamRules.DeltaTableScanRule.Config	Rule configuration.
StreamRules.DeltaTableScanToEmptyRule.Config	Rule configuration.
StreamRules.DeltaUnionTransposeRule.Config	Rule configuration.

Class Summary

Class	Description
Chi	Relational operator that converts a stream to a relation.
Delta	Relational operator that converts a relation to a stream.
LogicalChi	Sub-class of Chi not targeted at any particular engine or calling convention.
LogicalDelta	Sub-class of Delta not targeted at any particular engine or calling convention.
StreamRules	Rules and relational operators for streaming relational expressions.
StreamRules.DeltaAggregateTransposeRule	Planner rule that pushes a Delta through an Aggregate.
StreamRules.DeltaFilterTransposeRule	Planner rule that pushes a Delta through a Filter.
StreamRules.DeltaJoinTransposeRule	Planner rule that pushes a Delta through a Join.
StreamRules.DeltaProjectTransposeRule	Planner rule that pushes a Delta through a Project.
StreamRules.DeltaSortTransposeRule	Planner rule that pushes a Delta through an Sort.
StreamRules.DeltaTableScanRule	Planner rule that pushes a Delta into a TableScan of a StreamableTable.
StreamRules.DeltaTableScanToEmptyRule	Planner rule that converts Delta over a TableScan of a table other than StreamableTable to an empty Values.
StreamRules.DeltaUnionTransposeRule	Planner rule that pushes a Delta through an Union.