040000 tree bcbeca9482d3b7337e70903807c6e2e1a5c591d6	aggregate
040000 tree 5f65a2494d03a1d002770d6b19b6a52233c7e5ff	chain
040000 tree 9816696372c26ba83944a31664793da598aaf59e	db
040000 tree b0a40372fd0834120322cdb68aab69255601f51a	fieldsel
040000 tree 3bcc91d398dc24053eaddf595289d351e0337cee	input
040000 tree f136bcbd2a9f1f14da43186b11141963afa17243	jobcontrol
040000 tree 9dd6fb7dfb0ee1c82234e2d7cddc3b51e81fbec9	join
040000 tree d6779167d3c26d2c940a908220ed2aec67c8646f	map
040000 tree f866e99bd95e4d3c288ae54f4485e32321c60cbb	output
040000 tree 299df5898cfd90de555ef8b6339e3fbb0550d303	partition
040000 tree a66d07d8ce50037f93181489f2ba0040bcba72b9	reduce