org.apache.druid.sql.calcite.planner

Class CalciteRulesManager

java.lang.Object

org.apache.druid.sql.calcite.planner.CalciteRulesManager

public class CalciteRulesManager
extends Object

Field Summary

Fields

Modifier and Type	Field and Description
static int	BINDABLE_CONVENTION_RULES
static int	DRUID_CONVENTION_RULES

Constructor Summary

Constructors

Constructor and Description
CalciteRulesManager(Set<ExtensionCalciteRuleProvider> extensionCalciteRuleProviderSet) Manages the rules for planning of SQL queries via Calcite.

Method Summary

Modifier and Type	Method and Description
List<org.apache.calcite.plan.RelOptRule>	baseRuleSet(PlannerContext plannerContext)
List<org.apache.calcite.plan.RelOptRule>	bindableConventionRuleSet(PlannerContext plannerContext)
org.apache.calcite.tools.Program	buildHepProgram(Iterable<? extends org.apache.calcite.plan.RelOptRule> rules, boolean noDag, org.apache.calcite.rel.metadata.RelMetadataProvider metadataProvider, int matchLimit)
List<org.apache.calcite.plan.RelOptRule>	druidConventionRuleSet(PlannerContext plannerContext)
List<org.apache.calcite.tools.Program>	programs(PlannerContext plannerContext)

Methods inherited from class java.lang.Object

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

Field Detail

DRUID_CONVENTION_RULES

public static final int DRUID_CONVENTION_RULES

See Also:

Constant Field Values

BINDABLE_CONVENTION_RULES

public static final int BINDABLE_CONVENTION_RULES

See Also:

Constant Field Values

Constructor Detail

CalciteRulesManager

@Inject
public CalciteRulesManager(Set<ExtensionCalciteRuleProvider> extensionCalciteRuleProviderSet)

Manages the rules for planning of SQL queries via Calcite. Also provides methods for extensions to provide custom rules for planning.

Parameters:

extensionCalciteRuleProviderSet - the set of custom rules coming from extensions

Method Detail

programs

public List<org.apache.calcite.tools.Program> programs(PlannerContext plannerContext)

buildHepProgram

public org.apache.calcite.tools.Program buildHepProgram(Iterable<? extends org.apache.calcite.plan.RelOptRule> rules,
                                                        boolean noDag,
                                                        org.apache.calcite.rel.metadata.RelMetadataProvider metadataProvider,
                                                        int matchLimit)

druidConventionRuleSet

public List<org.apache.calcite.plan.RelOptRule> druidConventionRuleSet(PlannerContext plannerContext)

bindableConventionRuleSet

public List<org.apache.calcite.plan.RelOptRule> bindableConventionRuleSet(PlannerContext plannerContext)

baseRuleSet

public List<org.apache.calcite.plan.RelOptRule> baseRuleSet(PlannerContext plannerContext)