040000 tree e981d853d810befd001e90acfd388114798cc3b8	aggregators
040000 tree a1adcff7d9fcb304b198b545ee4ee055e3180d5a	base
040000 tree db7dfe6a14b8dd2177f2da7da858fbd0767319c4	connectors
040000 tree d74fc5bf6fda71aa22e4651f9ce9462f29680f42	file
040000 tree 99c34c9ad32c94bf70a9c343510b9d4054d386cb	group
040000 tree 91969c54b63b58c6fcfd9a076a639e5472e0c6f6	join
040000 tree 432e6560ab856712ed9471df21c1ca6ec67c746e	map
040000 tree 536f7ab9f7423709ef9f35eb40e89a3999d01770	misc
040000 tree 1a9bbd4886ffab0b82c1e3ecad60554e90b13c19	sort
040000 tree 42b95f223e009d271962ad753950a4d613b60f04	union
040000 tree f5e8cfcc41a52f33bcdce7648745284f2b105cc4	util