What's Changed
* Update README.rst, added missing preposition. by gromag in https://github.com/iterative/datachain/pull/583
* [pre-commit.ci] pre-commit autoupdate by pre-commit-ci in https://github.com/iterative/datachain/pull/582
* readme next by dmpetrov in https://github.com/iterative/datachain/pull/584
* doc(agg): add an example with custom UDF spec by shcheklein in https://github.com/iterative/datachain/pull/586
* fix(dc): collect function return types by shcheklein in https://github.com/iterative/datachain/pull/589
* Adding `uuid` to dataset version by ilongin in https://github.com/iterative/datachain/pull/587
New Contributors
* gromag made their first contribution in https://github.com/iterative/datachain/pull/583
**Full Changelog**: https://github.com/iterative/datachain/compare/0.6.8...0.6.9