Method nullable

jOOQ/src/main/java/org/jooq/DataType.java:566–566

Return a new data type like this, with a new nullability. This is the same as calling #nullability(Nullability) with any of Nullability#NULL or Nullability#NOT_NULL as an argument. [#5709] A nullable column cannot have an #identity(). @param null

(boolean nullable)

     * @return The new data type
     */
    @NotNull
    @Support
    DataType<T> nullable(boolean nullable);