Function digest

src/sql/src/func.rs:5411–5416

(algorithm: &'static str)

});

fn digest(algorithm: &'static str) -> Operation<HirScalarExpr> {
    Operation::unary(move |_ecx, input| {
        let algorithm = HirScalarExpr::literal(Datum::String(algorithm), SqlScalarType::String);
        Ok(input.call_binary(algorithm, BinaryFunc::from(func::DigestBytes)))
    })
}

fn array_to_string(
    ecx: &ExprContext,