class ROM::SQL::Associations::ManyToOne
Public Instance Methods
call(target: self.target, preload: false)
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@api public
# File lib/rom/sql/associations/many_to_one.rb, line 15 def call(target: self.target, preload: false) if preload schema = target.schema.qualified relation = target else right = source target_pk = target.schema.primary_key_name right_fk = target.foreign_key(source.name) target_schema = target.schema right_schema = right.schema.project_pk schema = if target.schema.key?(right_fk) target_schema else target_schema.merge(right_schema.project_fk(target_pk => right_fk)) end.qualified relation = target.join(source_table, join_keys) end if view apply_view(schema, relation) else schema.(relation) end end
join(type, source = self.source, target = self.target)
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@api public
# File lib/rom/sql/associations/many_to_one.rb, line 46 def join(type, source = self.source, target = self.target) source.__send__(type, target.name.dataset, join_keys).qualified end
prepare(target)
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@api private
# File lib/rom/sql/associations/many_to_one.rb, line 51 def prepare(target) call(target: target, preload: true) end