Class Bindables.BindableAggregateRule

  • Enclosing class:

    public static class Bindables.BindableAggregateRule
    extends ConverterRule
    Rule that converts an Aggregate to bindable convention.
    • Constructor Detail

      • BindableAggregateRule

        public BindableAggregateRule​(RelBuilderFactory relBuilderFactory)
        Creates a BindableAggregateRule.
        relBuilderFactory - Builder for relational expressions
    • Method Detail

      • convert

        public RelNode convert​(RelNode rel)
        Description copied from class: ConverterRule
        Converts a relational expression to the target trait(s) of this rule.

        Returns null if conversion is not possible.

        Specified by:
        convert in class ConverterRule