Module: Babik::QuerySet::SetOperations

Included in:

AbstractBase

Defined in:

lib/babik/queryset/mixins/set_operations.rb

Overview

Set operations over QuerySets

Instance Method Summary

• #difference(other_queryset) ⇒ Babik::QuerySet::Except

  Difference (minus) operation.

• #intersection(other_queryset) ⇒ Babik::QuerySet::Intersect

  Intersection (except) operation.

• #union(other_queryset) ⇒ Babik::QuerySet::Union

  Union operation.

Instance Method Details

#difference(other_queryset) ⇒ Babik::QuerySet::Except

Difference (minus) operation

Parameters:

• other_queryset (QuerySet) —

  Other QuerySet

Returns:

• (Babik::QuerySet::Except) —

  Except set operation between this queryset and the other queryset.

# File 'lib/babik/queryset/mixins/set_operations.rb', line 11

def difference(other_queryset)
  Babik::QuerySet::Except.new(self.model, self, other_queryset)
end

#intersection(other_queryset) ⇒ Babik::QuerySet::Intersect

Intersection (except) operation

Parameters:

• other_queryset (QuerySet) —

  Other QuerySet

Returns:

• (Babik::QuerySet::Intersect) —

  Intersection set operation between this queryset and the other queryset.

# File 'lib/babik/queryset/mixins/set_operations.rb', line 18

def intersection(other_queryset)
  Babik::QuerySet::Intersect.new(self.model, self, other_queryset)
end

#union(other_queryset) ⇒ Babik::QuerySet::Union

Union operation

Parameters:

• other_queryset (QuerySet) —

  Other QuerySet

Returns:

• (Babik::QuerySet::Union) —

  Union set operation between this queryset and the other queryset.

# File 'lib/babik/queryset/mixins/set_operations.rb', line 25

def union(other_queryset)
  Babik::QuerySet::Union.new(self.model, self, other_queryset)
end