Features

• use BigQuery Storage client by default (#55) (e75ff82), closes #91
• bigquery: add eq method for class PartitionRange and RangePartitioning (#162) (0d2a88d)
• bigquery: expose date_as_object parameter to users (#150) (a2d5ce9)
• bigquery: expose date_as_object parameter to users (#150) (cbd831e)

Bug Fixes

• dry run queries with DB API cursor (#128) (bc33a67)
• omit NaN values when uploading from insert_rows_from_dataframe (#170) (f9f2f45)

Documentation

• bigquery: add client thread-safety documentation (#132) (fce76b3)
• bigquery: add docstring for conflict exception (#171) (9c3409b)
• bigquery: consistent use of optional keyword (#153) (79d8c61)
• bigquery: fix the broken docs (#139) (3235255)