module Sequel::Plugins::PgArrayAssociations::DatasetMethods
Private Instance Methods
many_to_pg_array_association_filter_expression(op, ref, obj)
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Support filtering by many_to_pg_array associations using a subquery.
# File lib/sequel/plugins/pg_array_associations.rb 520 def many_to_pg_array_association_filter_expression(op, ref, obj) 521 pk = ref.qualify(model.table_name, ref.primary_key) 522 key = ref[:key] 523 expr = case obj 524 when Sequel::Model 525 if (assoc_pks = obj.get_column_value(key)) && !assoc_pks.empty? 526 Sequel[pk=>assoc_pks.to_a] 527 end 528 when Array 529 if (assoc_pks = obj.map{|o| o.get_column_value(key)}.flatten.compact.uniq) && !assoc_pks.empty? 530 Sequel[pk=>assoc_pks] 531 end 532 when Sequel::Dataset 533 obj.select(ref.qualify(obj.model.table_name, ref[:key_column]).as(:key)).from_self.where{{pk=>any(:key)}}.select(1).exists 534 end 535 expr = Sequel::SQL::Constants::FALSE unless expr 536 expr = add_association_filter_conditions(ref, obj, expr) 537 association_filter_handle_inversion(op, expr, [pk]) 538 end
pg_array_to_many_association_filter_expression(op, ref, obj)
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Support filtering by pg_array_to_many associations using a subquery.
# File lib/sequel/plugins/pg_array_associations.rb 541 def pg_array_to_many_association_filter_expression(op, ref, obj) 542 key = ref.qualify(model.table_name, ref[:key_column]) 543 expr = case obj 544 when Sequel::Model 545 if pkv = obj.get_column_value(ref.primary_key_method) 546 Sequel.pg_array_op(key).contains(Sequel.pg_array([pkv], ref.array_type)) 547 end 548 when Array 549 if (pkvs = obj.map{|o| o.get_column_value(ref.primary_key_method)}.compact) && !pkvs.empty? 550 Sequel.pg_array(key).overlaps(Sequel.pg_array(pkvs, ref.array_type)) 551 end 552 when Sequel::Dataset 553 Sequel.function(:coalesce, Sequel.pg_array_op(key).overlaps(obj.select{array_agg(ref.qualify(obj.model.table_name, ref.primary_key))}), Sequel::SQL::Constants::FALSE) 554 end 555 expr = Sequel::SQL::Constants::FALSE unless expr 556 expr = add_association_filter_conditions(ref, obj, expr) 557 association_filter_handle_inversion(op, expr, [key]) 558 end