@Nullable
    public byte[] getBytes(int pos) {
        try {
            return getObject(pos, byte[].class);
        } catch (ClassCastException e) {
            throw new IllegalArgumentException(format("Parameter #%d is not a byte[]", pos), e);
        }
    }
Retrieves an out parameter as a byte array.

@param pos The out parameter index
@return The value as a byte array. Can be null.
core/src/main/java/org/jdbi/v3/core/statement/OutParameters.java