v0.7.7.1

• Don't limit instance tunnel by default
• Fix bloom_filter bug when null value exists
• Optimize DataFrame.union compilation

v0.7.7

• Wheel support for installation
• Bug fixes

v0.7.6

• Optimize tunnel performance
• Add options.tunnel.string_as_binary option to treat the string field as bytes
• Add more retries for fetching instance status and progress in df and ml execution engine
• Bug fixes

v0.7.5

• Optimize tunnel performance
• Bug fixes

v0.7.4

• Add tunnel optimization for filter_partition operation
• Fix encoding issue for windows
• Other bug fixes

v0.7.3

• Drop, setdiff, intersection, applymap API for collection
• outer_join, left_join and right_join support auto merge columns from on condition by specifying merge_columns paramter
• onlinemodel support
• Bug fixes

v0.7.2

• Unified execution engine for both ML and DataFrame
• Instance tunnel support
• Now support initialize DataFrame with Partition object
• Setitem support for DataFrame, e.g. df['new_col'] = df.col + 1
• Add dropna parameter for value_counts
• Bug fixes

v0.7.1

• Delay API which support run DataFrame in parallel
• Bug fixes

v0.7.0

• DataFrame database backends including postgresql and mysql
• DataFrame support join and union data from ODPS and database
• func API for invoking the odps internal function
• Timezone support
• Bug fixes

v0.6.9

• Bug fixes