Type Definition arrow_array::builder::LargeStringDictionaryBuilder
source · pub type LargeStringDictionaryBuilder<K> = GenericByteDictionaryBuilder<K, GenericStringType<i64>>;
Expand description
Array builder for DictionaryArray
that stores large Strings. For example to map a set of byte indices
to String values. Note that the use of a HashMap
here will not scale to very large
arrays or result in an ordered dictionary.