Crate vortex_dict

Implementation of Dictionary encoding.

Expose a DictArray which is zero-copy equivalent to Arrow’s DictionaryArray.

Structs

BytesDictBuilder

Dictionary encode varbin array. Specializes for primitive byte arrays to avoid double copying

DictArray

DictEncoding

The array encoding

DictMetadata

PrimitiveDictBuilder

Dictionary encode primitive array with given PType. Null values in the original array are encoded in the dictionary.

Constants

NULL_CODE

Statically assigned code for a null value.

Traits

DictEncoder

Functions

dict_encode