Function decode_packed_decimal_with_scratch 

pub fn decode_packed_decimal_with_scratch(
    data: &[u8],
    digits: u16,
    scale: i16,
    signed: bool,
    scratch: &mut ScratchBuffers,
) -> Result<SmallDecimal>

Optimized packed decimal decoder using scratch buffers Minimizes allocations by reusing digit buffer

Errors

Returns an error when the packed decimal data has an invalid length or contains bad digit/sign nibbles.