Features

• Update Table#column_families to yield ColumnFamilyMap for updates.
  • ColumnFamilyMap now manages ColumnFamily lifecycle.
• Add MutationOperations::Response.
• Add Bigtable::Status.
• Add Bigtable::RoutingPolicy.
• Update Ruby dependency to minimum of 2.4.

BREAKING CHANGES

• Remove ColumnFamily lifecycle methods (create, save, delete, and related class methods).
  • Replaced by Table#column_families yield block.
• Move Google::Cloud::Bigtable::Table::ColumnFamilyMap to Google::Cloud::Bigtable::ColumnFamilyMap.
  • This should only affect introspection, since the constructor was previously undocumented.
• Remove Project#modify_column_families.
  • Replaced by Table#column_families yield block.
• Remove Table#column_family.
  • Replaced by ColumnFamilyMap lifecycle methods.
• Remove Table#modify_column_families.
  • Replaced by Table#column_families yield block.
• Update GcRule#union and #intersection to not return lower-level API types.
• Update all return types and parameters associated with AppProfile routing policy to not use lower-level API types.
  • The new types have exactly the same API as the old types, so this change should only affect type introspection.
• Update return types of Chain and Interleave row filters to not use lower-level API types.
• Change return type of MutationOperations#mutate_rows from lower-level API types to wrapper types.
• Remove private MutationEntry#mutations from documentation.
• Update GcRule#max_age to microsecond precision.

Documentation

• Update sample code.
• Update documentation.