Macro impl_numeric_array_constructors 

macro_rules! impl_numeric_array_constructors {
    ($array:ident, $bound:ident) => { ... };
}

Implements standard constructors for columnar array types with data, null_mask, and PhantomData fields.

Arguments

• $array - The array struct name (e.g., IntegerArray)
• $bound - The trait bound for T (e.g., Integer or Float)