Method NullIfZero

be/src/exprs/conditional-functions-ir.cc:28–45

  }

DecimalVal ConditionalFunctions::NullIfZero(FunctionContext* ctx, const DecimalVal& val) {
  if (val.is_null) return DecimalVal::null();
  int type_byte_size = ctx->impl()->GetConstFnAttr(FunctionContextImpl::RETURN_TYPE_SIZE);
  switch (type_byte_size) {
    case 4:
      if (val.val4 == 0) return DecimalVal::null();
      break;
    case 8:
      if (val.val8 == 0) return DecimalVal::null();
      break;
    case 16:
      if (val.val16 == 0) return DecimalVal::null();
      break;
    default:
      DCHECK(false);
  }
  return val;
}

NULL_IF_ZERO_COMPUTE_FUNCTION(TinyIntVal);
NULL_IF_ZERO_COMPUTE_FUNCTION(SmallIntVal);