datafusion_functions::unicode::rpad

Function rpad_impl

Source 
pub fn rpad_impl<'a, StringArrType, FillArrType, StringArrayLen>(
    string_array: StringArrType,
    length_array: &Int64Array,
    fill_array: Option<FillArrType>,
) -> Result<ArrayRef>
where
    StringArrType: StringArrayType<'a>,
    FillArrType: StringArrayType<'a>,
    StringArrayLen: OffsetSizeTrait,
Expand description

Extends the string to length ‘length’ by appending the characters fill (a space by default). If the string is already longer than length then it is truncated. rpad(‘hi’, 5, ‘xy’) = ‘hixyx’