08-08-2019 12:28 PDT

- Add `bqstorage_client` param to `QueryJob.to_arrow()` ([#8693](https://github.com/googleapis/google-cloud-python/pull/8693))

- Include SQL query and job ID in exception messages. ([#8748](https://github.com/googleapis/google-cloud-python/pull/8748))

- Allow using TableListItem to construct a Table object. ([#8738](https://github.com/googleapis/google-cloud-python/pull/8738))

- Add StandardSqlDataTypes enum to BigQuery ([#8782](https://github.com/googleapis/google-cloud-python/pull/8782))

- Add `to_standard_sql()` method to SchemaField ([#8880](https://github.com/googleapis/google-cloud-python/pull/8880))

- Add debug logging statements to track when BQ Storage API is used. ([#8838](https://github.com/googleapis/google-cloud-python/pull/8838))

- Hide error traceback in BigQuery cell magic ([#8808](https://github.com/googleapis/google-cloud-python/pull/8808))

- Allow choice of compression when loading from dataframe ([#8938](https://github.com/googleapis/google-cloud-python/pull/8938))

- Additional clustering metrics for BQML K-means models (via synth). ([#8945](https://github.com/googleapis/google-cloud-python/pull/8945))

- Add compatibility check badges to READMEs. ([#8288](https://github.com/googleapis/google-cloud-python/pull/8288))

- Link to googleapis.dev documentation in READMEs. ([#8705](https://github.com/googleapis/google-cloud-python/pull/8705))

- Remove redundant service account key code sample. ([#8891](https://github.com/googleapis/google-cloud-python/pull/8891))

- Fix several pytest "skip if" markers ([#8694](https://github.com/googleapis/google-cloud-python/pull/8694))

- Update tests to support conversion of NaN as NULL in pyarrow `0.14.*`. ([#8785](https://github.com/googleapis/google-cloud-python/pull/8785))

- Mock external calls in one of BigQuery unit tests ([#8727](https://github.com/googleapis/google-cloud-python/pull/8727))

- Set IPython user agent when running queries with IPython cell magic ([#8713](https://github.com/googleapis/google-cloud-python/pull/8713))

- Use configurable bucket name for GCS samples data in systems tests. ([#8783](https://github.com/googleapis/google-cloud-python/pull/8783))

- Move `maybe_fail_import()` to top level test utils ([#8840](https://github.com/googleapis/google-cloud-python/pull/8840))

- Set BQ Storage client user-agent when in Jupyter cell ([#8734](https://github.com/googleapis/google-cloud-python/pull/8734))