Module dbn::encode

Encoding DBN and Zstd-compressed DBN files and streams. Encoders implement the EncodeDbn trait.

Re-exports

• pub use self::csv::Encoder as CsvEncoder;
• pub use self::dbn::Encoder as DbnEncoder;
• pub use self::dbn::MetadataEncoder as DbnMetadataEncoder;
• pub use self::dbn::RecordEncoder as DbnRecordEncoder;
• pub use self::json::Encoder as JsonEncoder;
• pub use self::dbn::AsyncEncoder as AsyncDbnEncoder;
  async
• pub use self::dbn::AsyncMetadataEncoder as AsyncDbnMetadataEncoder;
  async
• pub use self::dbn::AsyncRecordEncoder as AsyncDbnRecordEncoder;
  async
• pub use self::json::AsyncEncoder as AsyncJsonEncoder;
  async

Modules

• csv
  Encoding of DBN records into comma-separated values (CSV).
• dbn
  Encoding DBN records into DBN, Zstandard-compressed or not.
• json
  Encoding of DBN records into newline-delimited JSON (ndjson).

Structs

• DynAsyncWriterasync
  An object that allows for abstracting over compressed and uncompressed output.
• DynEncoder
  An encoder whose Encoding and Compression can be set at runtime.
• DynEncoderBuilder
  Helper for constructing a DynEncoder.
• DynWriter
  Type for runtime polymorphism over whether encoding uncompressed or ZStd-compressed DBN records. Implements std::io::Write.

Constants

• ZSTD_COMPRESSION_LEVEL
  The default Zstandard compression level used.

Traits

• DbnEncodable
  Trait alias for HasRType, AsRef<[u8]>, CsvSerialize, fmt::Debug, and JsonSerialize.
• EncodeDbn
  Trait for types that encode DBN records with a specific record type.
• EncodeRecord
  Trait for types that encode a DBN record of a specific type.
• EncodeRecordRef
  Trait for types that encode DBN records with mixed schemas.
• EncodeRecordTextExt
  Extension trait for text encodings.