Contents

module Groonga
  module ExpressionTree
    class Variable
      attr_reader :column
      def initialize(column)
        @column = column
      end

      def build(expression)
        expression.append_object(@column, Operator::GET_VALUE, 1)
      end

      def estimatable?
        true
      end

      def estimate_size(table)
        table.size
      end
    end
  end
end

Version data entries

6 entries across 6 versions & 1 rubygems

Version	Path
rroonga-9.0.7-x64-mingw32	vendor/local/lib/groonga/scripts/ruby/expression_tree/variable.rb
rroonga-9.0.7-x86-mingw32	vendor/local/lib/groonga/scripts/ruby/expression_tree/variable.rb
rroonga-9.0.3-x64-mingw32	vendor/local/lib/groonga/scripts/ruby/expression_tree/variable.rb
rroonga-9.0.3-x86-mingw32	vendor/local/lib/groonga/scripts/ruby/expression_tree/variable.rb
rroonga-9.0.2-x64-mingw32	vendor/local/lib/groonga/scripts/ruby/expression_tree/variable.rb
rroonga-9.0.2-x86-mingw32	vendor/local/lib/groonga/scripts/ruby/expression_tree/variable.rb