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, line 486 def many_to_pg_array_association_filter_expression(op, ref, obj) pk = ref.qualify(model.table_name, ref.primary_key) key = ref[:key] expr = case obj when Sequel::Model if (assoc_pks = obj.get_column_value(key)) && !assoc_pks.empty? Sequel.expr(pk=>assoc_pks.to_a) end when Array if (assoc_pks = obj.map{|o| o.get_column_value(key)}.flatten.compact.uniq) && !assoc_pks.empty? Sequel.expr(pk=>assoc_pks) end when Sequel::Dataset Sequel.expr(pk=>obj.select{Sequel.pg_array_op(ref.qualify(obj.model.table_name, ref[:key_column])).unnest}) end expr = Sequel::SQL::Constants::FALSE unless expr expr = add_association_filter_conditions(ref, obj, expr) association_filter_handle_inversion(op, expr, [pk]) 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, line 507 def pg_array_to_many_association_filter_expression(op, ref, obj) key = ref.qualify(model.table_name, ref[:key_column]) expr = case obj when Sequel::Model if pkv = obj.get_column_value(ref.primary_key_method) Sequel.pg_array_op(key).contains(Sequel.pg_array([pkv], ref.array_type)) end when Array if (pkvs = obj.map{|o| o.get_column_value(ref.primary_key_method)}.compact) && !pkvs.empty? Sequel.pg_array(key).overlaps(Sequel.pg_array(pkvs, ref.array_type)) end when Sequel::Dataset 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) end expr = Sequel::SQL::Constants::FALSE unless expr expr = add_association_filter_conditions(ref, obj, expr) association_filter_handle_inversion(op, expr, [key]) end