Uses of Package
org.apache.druid.sql.calcite.rel

Packages that use org.apache.druid.sql.calcite.rel

Package	Description
org.apache.druid.sql.calcite.aggregation
org.apache.druid.sql.calcite.aggregation.builtin
org.apache.druid.sql.calcite.expression
org.apache.druid.sql.calcite.expression.builtin
org.apache.druid.sql.calcite.planner
org.apache.druid.sql.calcite.planner.querygen
org.apache.druid.sql.calcite.rel
org.apache.druid.sql.calcite.rule
org.apache.druid.sql.calcite.run

Classes in org.apache.druid.sql.calcite.rel used by org.apache.druid.sql.calcite.aggregation

Class	Description
InputAccessor	Enables simpler access to input expressions.
VirtualColumnRegistry	Provides facilities to create and re-use VirtualColumn definitions for dimensions, filters, and filtered aggregators while constructing a DruidQuery.

Classes in org.apache.druid.sql.calcite.rel used by org.apache.druid.sql.calcite.aggregation.builtin

Class	Description
InputAccessor	Enables simpler access to input expressions.
VirtualColumnRegistry	Provides facilities to create and re-use VirtualColumn definitions for dimensions, filters, and filtered aggregators while constructing a DruidQuery.

Classes in org.apache.druid.sql.calcite.rel used by org.apache.druid.sql.calcite.expression

Class	Description
InputAccessor	Enables simpler access to input expressions.
VirtualColumnRegistry	Provides facilities to create and re-use VirtualColumn definitions for dimensions, filters, and filtered aggregators while constructing a DruidQuery.

Classes in org.apache.druid.sql.calcite.rel used by org.apache.druid.sql.calcite.expression.builtin

Class	Description
VirtualColumnRegistry	Provides facilities to create and re-use VirtualColumn definitions for dimensions, filters, and filtered aggregators while constructing a DruidQuery.

Classes in org.apache.druid.sql.calcite.rel used by org.apache.druid.sql.calcite.planner

Class	Description
DruidRel
VirtualColumnRegistry	Provides facilities to create and re-use VirtualColumn definitions for dimensions, filters, and filtered aggregators while constructing a DruidQuery.

Classes in org.apache.druid.sql.calcite.rel used by org.apache.druid.sql.calcite.planner.querygen

Class	Description
DruidQuery	A fully formed Druid query, built from a PartialDruidQuery.
PartialDruidQuery	Builder for a Druid query, not counting the "dataSource" (which will be slotted in later).
VirtualColumnRegistry	Provides facilities to create and re-use VirtualColumn definitions for dimensions, filters, and filtered aggregators while constructing a DruidQuery.

Classes in org.apache.druid.sql.calcite.rel used by org.apache.druid.sql.calcite.rel

Class	Description
DruidConvention
DruidCorrelateUnnestRel	This is the DruidRel to handle correlated rel nodes to be used for unnest.
DruidJoinQueryRel	DruidRel that uses a JoinDataSource.
DruidOuterQueryRel	DruidRel that uses a QueryDataSource.
DruidQuery	A fully formed Druid query, built from a PartialDruidQuery.
DruidQueryRel	DruidRel that operates on top of a DruidTable directly (no joining or subqueries).
DruidRel
DruidUnionDataSourceRel	Represents a query on top of a UnionDataSource.
DruidUnionRel	Represents a "UNION ALL" of various input DruidRel.
DruidUnnestRel	Captures an unnest expression for a correlated join.
Grouping	Represents Druid's concept of a "group by": dimensions, aggregations, post-aggregations, and 'having' filters.
InputAccessor	Enables simpler access to input expressions.
PartialDruidQuery	Builder for a Druid query, not counting the "dataSource" (which will be slotted in later).
PartialDruidQuery.Stage
Projection	Used to represent projections (Calcite "Project").
Sorting	Represents Druid's concept of sorting and limiting, including post-sort projections.
Subtotals	Represents the Druid groupBy query concept of subtotals, which is similar to GROUPING SETS.
VirtualColumnRegistry	Provides facilities to create and re-use VirtualColumn definitions for dimensions, filters, and filtered aggregators while constructing a DruidQuery.
Windowing	Maps onto a WindowOperatorQuery.

Classes in org.apache.druid.sql.calcite.rel used by org.apache.druid.sql.calcite.rule

Class	Description
DruidRel
InputAccessor	Enables simpler access to input expressions.
PartialDruidQuery	Builder for a Druid query, not counting the "dataSource" (which will be slotted in later).
PartialDruidQuery.Stage
VirtualColumnRegistry	Provides facilities to create and re-use VirtualColumn definitions for dimensions, filters, and filtered aggregators while constructing a DruidQuery.

Classes in org.apache.druid.sql.calcite.rel used by org.apache.druid.sql.calcite.run

Class	Description
DruidQuery	A fully formed Druid query, built from a PartialDruidQuery.