Release 0.4.1

This release includes:

• Handle empty CSV files properly.

Release 0.4.0

This release contains the following changes:

• Add more compact archive serialization option.
• Add option to select archive serializer (#27).
• Add option to commit dataset snapshot from a data stream.
• Add histore.archive.reader.SnapshotReader (a histore.document.base.Document implementation) to read dataset snapshots.
• Add close method to histore.archive.reader.ArchiveReader interface.
• Change behavior of histore.document.schema.to_schema() to take existing Column objects into account.
• Direct update of archive snapshots via apply() and histore.document.operator.DatasetOperator.
• Require archives to be created from initial snapshot if primary key is used.
• Add histore.document.json.base.JsonDocument to read serialized Json documents.
• Use user's cache directory as the default parent directory for archive managers.
• Remove option for partial merge.
• Rename type-hint Schema to DocumentSchema.
• Add empty document class histore.document.mem.Schema.
• Change format of serialized archive JSON files.
• Change internal representation of timestamps.

Release 0.3.1

This release includes the following changes:

• Disable type inference when checking out dataset snapshot as data frame (#24)

Release 0.3.0

This release includes:

• Add support for archive rollback.

Release 0.2.2

• Add default Json encoder and decoder for ArchiveFileStore.
• Add optional operation descriptor to snapshots (#21).

Release 0.2.1

• Fix bug when adding snapshot from file without primary key (#19)

Release 0.2.0

• Include wrapper for CSV files
• Commit CSV files directly to a HISTORE archive

Release 0.1.5

• Add getitem and get() method to SnapshotListing

Release 0.1.4

• Add index position information to column class (#11)

Release 0.1.3

• Add archive manager that maintains descriptors in a relational database (#8)