Class: Arel::Predicates::CompoundPredicate

Inherits:

Binary

• Object
• Predicate
• Binary
• Arel::Predicates::CompoundPredicate

Defined in:

lib/arel/algebra/predicates.rb,
lib/arel/engines/sql/predicates.rb,
lib/arel/engines/memory/predicates.rb

Direct Known Subclasses

And, Or

Instance Method Summary

• #eval(row) ⇒ Object
• #to_sql(formatter = nil) ⇒ Object

Methods inherited from Binary

#==, #bind

Methods inherited from Predicate

#and, #complement, #not, #or

Instance Method Details

#eval(row) ⇒ Object

# File 'lib/arel/engines/memory/predicates.rb', line 38

def eval(row)
  eval "operand1.eval(row) #{operator} operand2.eval(row)"
end

#to_sql(formatter = nil) ⇒ Object

# File 'lib/arel/engines/sql/predicates.rb', line 20

def to_sql(formatter = nil)
  "(#{operand1.to_sql(formatter)} #{predicate_sql} #{operand2.to_sql(formatter)})"
end