Package org.apache.calcite.adapter.pig

Pig query provider.

Interface Summary

Interface	Description
PigRel	Relational expression that uses the Pig calling convention.

Class Summary

Class	Description
PigAggregate	Implementation of Aggregate in Pig calling convention.
PigFilter	Implementation of Filter in Pig calling convention.
PigJoin	Implementation of Join in Pig calling convention.
PigProject	Implementation of Project in Pig calling convention.
PigRel.Implementor	Callback for the implementation process that converts a tree of PigRel nodes into complete Pig Latin script.
PigRelFactories	Implementations of factories in RelFactories for the Pig adapter.
PigRelFactories.PigAggregateFactory	Implementation of RelFactories.AggregateFactory that returns a PigAggregate.
PigRelFactories.PigFilterFactory	Implementation of RelFactories.FilterFactory that returns a PigFilter.
PigRelFactories.PigJoinFactory	Implementation of RelFactories.JoinFactory that returns a PigJoin.
PigRelFactories.PigTableScanFactory	Implementation of RelFactories.TableScanFactory that returns a PigTableScan.
PigRules	Various RelOptRules using the Pig convention.
PigRules.PigAggregateRule	Rule to convert a LogicalAggregate to a PigAggregate.
PigRules.PigFilterRule	Rule to convert a LogicalFilter to a PigFilter.
PigRules.PigJoinRule	Rule to convert a LogicalJoin to a PigJoin.
PigRules.PigProjectRule	Rule to convert a LogicalProject to a PigProject.
PigRules.PigTableScanRule	Rule to convert a LogicalTableScan to a PigTableScan.
PigSchema	Schema that contains one more or more Pig tables.
PigSchemaFactory	Factory that creates a PigSchema.
PigTable	Represents a Pig relation that is created by Pig Latin LOAD statement.
PigTableFactory	Factory that creates a PigTable.
PigTableScan	Implementation of TableScan in Pig calling convention.
PigToEnumerableConverter	Relational expression representing a scan of a table in a Pig data source.
PigToEnumerableConverterRule	Rule to convert a relational expression from PigRel.CONVENTION to EnumerableConvention.

Enum Summary

Enum	Description
PigAggFunction	Supported Pig aggregate functions and their Calcite counterparts.
PigDataType	Supported Pig data types and their Calcite counterparts.