Class: ConceptQL::Operators::PersonFilter

Inherits:

BinaryOperatorOperator

• Object
• Operator
• BinaryOperatorOperator
• ConceptQL::Operators::PersonFilter

Defined in:

lib/conceptql/operators/person_filter.rb

Constant Summary

Constants inherited from Operator

Operator::COLUMNS

Instance Attribute Summary

Attributes inherited from Operator

#arguments, #options, #upstreams, #values

Instance Method Summary

• #query(db) ⇒ Object

Methods inherited from BinaryOperatorOperator

#display_name, #graph_it, #upstreams

Methods inherited from Operator

#columns, #evaluate, #initialize, #label, #select_it, #set_values, #sql, #stream, #types

Methods included from Metadatable

#allows_many_upstreams, #allows_one_upstream, #argument, #category, #desc, #humanized_class_name, #inherited, #just_class_name, #option, #predominant_types, #preferred_name, #reset_categories, #to_metadata, #types

Constructor Details

This class inherits a constructor from ConceptQL::Operators::Operator

Instance Method Details

#query(db) ⇒ Object

# File 'lib/conceptql/operators/person_filter.rb', line 7

def query(db)
  db.from(left.evaluate(db))
    .where(person_id: right.evaluate(db).select_group(:person_id))
end