Function arrow::compute::kernels::concat_elements::concat_elements_utf8_many

source · [−]
pub fn concat_elements_utf8_many<Offset: OffsetSizeTrait>(
    arrays: &[&GenericStringArray<Offset>]
) -> Result<GenericStringArray<Offset>>
Expand description

Returns the elementwise concatenation of StringArray.

e.g:
  ["a", "b"] + [None, "c"] + [None, "d"] = [None, "bcd"]

An error will be returned if the StringArray are of different lengths