040000 tree 2d755eac626b60b2c347c5fed5656a9d73136f6b	descriptors
040000 tree b10ad93d3b7eacfe82d510deee9dd4417ed93ab5	mappings
040000 tree 3aed87d6446eb0bdc7cfe795c2e44ac1e5240b41	queries
040000 tree c6988219d3db5c2460e4aefb5fe779e205d192c9	sessions