package clade.sync

Get desktop application:
View/edit binary Protocol Buffers messages

Used in: DataSyncCommand

• ColumnRole role = 1

• string name = 2

Used in: ColumnDescriptor

• OLD_PK = 0

  Denotes a column that that has the old value for a primary key column

• NEW_PK = 1

  Denotes a column that that has the new value for a primary key column

• CHANGED = 2

  Denotes whether a particular column has changed in value

• VALUE = 3

  Denotes the value of a non-PK column

• string path = 1

  Path to the Delta Table, relative to the root URL of the store below. Will be created based on the schema of the RecordBatch if doesn't exist. e.g. path/to/table

• optional schema.StorageLocation store = 2

  Root URL (e.g. s3://my-bucket) and connection options for the table's path

• repeated ColumnDescriptor column_descriptors = 3

  Metadata about the columns in the RecordBatch

• string origin = 4

  Integer identifying data source

• optional uint64 sequence_number = 5

  Monotonically-increasing transaction number. Only specified in the last message of a transaction

• schema.TableFormat format = 6

  Table format

• bool accepted = 1

  If false, Seafowl is overloaded and can't accept the change (e.g. can't flush fast enough). The client should wait and retry. TODO: also schema mismatch errors

• optional uint64 memory_sequence_number = 2

  Sequence number up to which the changes are in Seafowl's memory.

• optional uint64 durable_sequence_number = 3

  Sequence number up to which the changes are in Delta Lake.

• bool first = 4

  Flag denoting whether this is the first response, and thus indicating that Seafowl has just (re)started.