org.apache.calcite.adapter.druid

Class DruidRules

java.lang.Object

org.apache.calcite.adapter.druid.DruidRules

public class DruidRules
extends Object

Rules and relational operators for DruidQuery.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	DruidRules.DruidAggregateExtractProjectRule Rule to extract a Project from Aggregate on top of DruidQuery based on the fields used in the aggregate.
static class	DruidRules.DruidAggregateFilterTransposeRule Rule to push an Aggregate past a Filter when Filter is on top of a DruidQuery.
static class	DruidRules.DruidAggregateProjectRule Rule to push an Aggregate and Project into a DruidQuery.
static class	DruidRules.DruidAggregateRule Rule to push an Aggregate into a DruidQuery.
static class	DruidRules.DruidFilterAggregateTransposeRule Rule to push an Filter past an Aggregate when Aggregate is on top of a DruidQuery.
static class	DruidRules.DruidFilterProjectTransposeRule Rule to push a Filter past a Project when Project is on top of a DruidQuery.
static class	DruidRules.DruidFilterRule Rule to push a Filter into a DruidQuery.
static class	DruidRules.DruidHavingFilterRule Rule to Push a Having Filter into a DruidQuery
static class	DruidRules.DruidPostAggregationProjectRule Rule to push a Project into a DruidQuery as a Post aggregator.
static class	DruidRules.DruidProjectFilterTransposeRule Rule to push a Project past a Filter when Filter is on top of a DruidQuery.
static class	DruidRules.DruidProjectRule Rule to push a Project into a DruidQuery.
static class	DruidRules.DruidProjectSortTransposeRule Rule to push back Project through a Sort.
static class	DruidRules.DruidSortProjectTransposeRule Rule to push an Sort through a Project.
static class	DruidRules.DruidSortRule Rule to push a Sort into a DruidQuery.

Field Summary

Fields

Modifier and Type	Field and Description
static DruidRules.DruidAggregateRule	AGGREGATE
static DruidRules.DruidAggregateFilterTransposeRule	AGGREGATE_FILTER_TRANSPOSE
static DruidRules.DruidAggregateProjectRule	AGGREGATE_PROJECT
static DruidRules.DruidHavingFilterRule	DRUID_HAVING_FILTER_RULE
static DruidRules.DruidFilterRule	FILTER
static DruidRules.DruidFilterAggregateTransposeRule	FILTER_AGGREGATE_TRANSPOSE
static DruidRules.DruidFilterProjectTransposeRule	FILTER_PROJECT_TRANSPOSE
protected static org.slf4j.Logger	LOGGER
static DruidRules.DruidPostAggregationProjectRule	POST_AGGREGATION_PROJECT
static DruidRules.DruidProjectRule	PROJECT
static DruidRules.DruidAggregateExtractProjectRule	PROJECT_EXTRACT_RULE
static DruidRules.DruidProjectFilterTransposeRule	PROJECT_FILTER_TRANSPOSE
static DruidRules.DruidProjectSortTransposeRule	PROJECT_SORT_TRANSPOSE
static List<RelOptRule>	RULES
static DruidRules.DruidSortRule	SORT
static DruidRules.DruidSortProjectTransposeRule	SORT_PROJECT_TRANSPOSE

Constructor Summary

Constructors

Modifier	Constructor and Description
private	DruidRules()

Method Summary

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

LOGGER

protected static final org.slf4j.Logger LOGGER

FILTER

public static final DruidRules.DruidFilterRule FILTER

PROJECT

public static final DruidRules.DruidProjectRule PROJECT

AGGREGATE

public static final DruidRules.DruidAggregateRule AGGREGATE

AGGREGATE_PROJECT

public static final DruidRules.DruidAggregateProjectRule AGGREGATE_PROJECT

SORT

public static final DruidRules.DruidSortRule SORT

SORT_PROJECT_TRANSPOSE

public static final DruidRules.DruidSortProjectTransposeRule SORT_PROJECT_TRANSPOSE

PROJECT_SORT_TRANSPOSE

public static final DruidRules.DruidProjectSortTransposeRule PROJECT_SORT_TRANSPOSE

PROJECT_FILTER_TRANSPOSE

public static final DruidRules.DruidProjectFilterTransposeRule PROJECT_FILTER_TRANSPOSE

FILTER_PROJECT_TRANSPOSE

public static final DruidRules.DruidFilterProjectTransposeRule FILTER_PROJECT_TRANSPOSE

AGGREGATE_FILTER_TRANSPOSE

public static final DruidRules.DruidAggregateFilterTransposeRule AGGREGATE_FILTER_TRANSPOSE

FILTER_AGGREGATE_TRANSPOSE

public static final DruidRules.DruidFilterAggregateTransposeRule FILTER_AGGREGATE_TRANSPOSE

POST_AGGREGATION_PROJECT

public static final DruidRules.DruidPostAggregationProjectRule POST_AGGREGATION_PROJECT

PROJECT_EXTRACT_RULE

public static final DruidRules.DruidAggregateExtractProjectRule PROJECT_EXTRACT_RULE

DRUID_HAVING_FILTER_RULE

public static final DruidRules.DruidHavingFilterRule DRUID_HAVING_FILTER_RULE

RULES

public static final List<RelOptRule> RULES

Constructor Detail

DruidRules

private DruidRules()