Class Sequel::SQL::OrderedExpression
In: lib/sequel/sql.rb
Parent: Expression

Represents a column/expression to order the result set by.

Methods

asc   desc   invert   new  

Attributes

descending  [R]  Whether the expression should order the result set in a descending manner
expression  [R]  The expression to order the result set by.

Public Class methods

new(expression, descending = true)

Set the expression and descending attributes to the given values.

[Source]

     # File lib/sequel/sql.rb, line 758
758:       def initialize(expression, descending = true)
759:         @expression, @descending = expression, descending
760:       end

Public Instance methods

asc()

Return a copy that is ASC

[Source]

     # File lib/sequel/sql.rb, line 763
763:       def asc
764:         OrderedExpression.new(@expression, false)
765:       end
desc()

Return a copy that is DESC

[Source]

     # File lib/sequel/sql.rb, line 768
768:       def desc
769:         OrderedExpression.new(@expression)
770:       end
invert()

Return an inverted expression, changing ASC to DESC and vice versa

[Source]

     # File lib/sequel/sql.rb, line 773
773:       def invert
774:         OrderedExpression.new(@expression, !@descending)
775:       end

[Validate]