Class: Arel::Predicates::Inequality

Inherits:

Equality

• Object
• Predicate
• Unary
• Binary
• Equality
• Arel::Predicates::Inequality

Defined in:

lib/arel/algebra/predicates.rb

Instance Attribute Summary

Attributes inherited from Binary

#operand2

Attributes inherited from Unary

#operand

Instance Method Summary

• #complement ⇒ Object
• #eval(row) ⇒ Object
• #operator ⇒ Object
• #predicate_sql ⇒ Object

Methods inherited from Equality

#==

Methods inherited from Binary

#==, #bind, #initialize, #to_sql

Methods inherited from Unary

#==, #bind, #initialize, #to_sql

Methods inherited from Predicate

#and, #not, #or

Constructor Details

This class inherits a constructor from Arel::Predicates::Binary

Instance Method Details

#complement ⇒ Object

# File 'lib/arel/algebra/predicates.rb', line 196

def complement
  Equality.new(operand1, operand2)
end

#eval(row) ⇒ Object

# File 'lib/arel/algebra/predicates.rb', line 201

def eval(row)
  operand1.eval(row) != operand2.eval(row)
end

#operator ⇒ Object

# File 'lib/arel/algebra/predicates.rb', line 200

def operator; :"!=" end

#predicate_sql ⇒ Object

# File 'lib/arel/algebra/predicates.rb', line 205

def predicate_sql
  operand2.inequality_predicate_sql
end