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040000 tree b8fa7871950f20fb49514675f13182da860718ab	chain
040000 tree bd017246ce0631eb4c24985540a088dfa5ece0fc	db
040000 tree b0a40372fd0834120322cdb68aab69255601f51a	fieldsel
040000 tree 84da58af8e11a2803c1cd6fba704f2532a57da36	input
040000 tree 6ae06fb6b1ccce8c4eb8453a8a31e05b36a3076c	jobcontrol
040000 tree ba259ff9346a0d8cee24442dd6a671277c1e9858	join
040000 tree 71e94987ba2ad1670c2a2fb1189e33ca60dfe4cd	map
040000 tree 44fe56e2b9d32f416682c291c38770b713e156fa	output
040000 tree 28b86f5450f090a2849905a225cfc2902c45bff4	partition
040000 tree 2543dec668e1227db5b44fd47299232e8fce5b89	reduce