update_dictionaries

arrow_ipc::reader

Function update_dictionaries 

Source 
fn update_dictionaries(
    dictionaries_by_id: &mut HashMap<i64, ArrayRef>,
    is_delta: bool,
    dict_id: i64,
    dict_values: ArrayRef,
) -> Result<(), ArrowError>
Expand description

Updates the dictionaries_by_id with the provided dictionary values and id.

ยงErrors

  • If is_delta is true and there is no existing dictionary for the given dict_id
  • If is_delta is true and the concatenation of the existing and new dictionary fails. This usually signals a type mismatch between the old and new values.