type Decimal64Encoder<'a> = DecimalEncoder<'a, 8, Decimal64Array>;别名类型§
struct Decimal64Encoder<'a> {
arr: &'a PrimitiveArray<Decimal64Type>,
fixed_size: Option<usize>,
}字段§
§arr: &'a PrimitiveArray<Decimal64Type>§fixed_size: Option<usize>