Oracle 18cR3 DBMS_REGISTRY

Oracle DBMS_REGISTRY_EXTENDED Version 18.3.0.1

General Information

Library Note

Morgan's Library Page Header

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Purpose Utility supporting Preupgrade, Upgrade, and Downgrade.

AUTHID DEFINER

Dependencies Only STANDARD

Documented No

Exceptions

Error Code	Reason

First Available 12.2.0.1

Security Model Owned by SYS with

Source {ORACLE_HOME}/rdbms/admin/dbms_registry_extended.sql

Subprograms

COMPARE_VERSIONS	ELEMENT	OCCURS
CONVERT_VERSION_TO_N_DOTS

COMPARE_VERSIONS

Returns 1 if the first parameter is of a higher version than the later, zero if the same, otherwise -1

Overload 1 dbms_registry_extended.compare_versions( version1 IN VARCHAR2, version2 IN VARCHAR2) RETURN NUMBER;

SQL> SELECT dbms_registry_extended.compare_versions('11.2.0.4', '12.2.0.2')  AS RETVAL

        2  FROM dual;

      

      RETVAL

      ------

          -1

      

      SQL> SELECT dbms_registry_extended.compare_versions('18.1.0.0', '11.2.0.3')  AS RETVAL

       
      2* FROM dual;

      

      RETVAL

      ------

           1

Same as Overload 1 except it compares only the number of digits indicated by the "number_of_dots" parameter
Overload 2 dbms_registry_extended.compare_versions( version1 IN VARCHAR2, version2 IN VARCHAR2, number_of_dots IN NUMBER) RETURN NUMBER;

SQL> SELECT dbms_registry_extended.compare_versions('12.1.0.2', '12.1.0.1', 2)  AS RETVAL

        2  FROM dual;

      

      RETVAL

      ------

           0

      

      SQL> SELECT dbms_registry_extended.compare_versions('12.1.0.2', '12.1.0.1', 2) AS RETVAL

        2  FROM dual;

      

      RETVAL

      ------

           0

CONVERT_VERSION_TO_N_DOTS

dbms_registry_extended.convert_version_to_n_dots( version IN VARCHAR2, n IN NUMBER) RETURN VARCHAR2;

SQL> SELECT dbms_registry_extended.convert_version_to_n_dots('18', 3)

       
      2  FROM dual;

      

      DBMS_REGISTRY_EXTENDED.CONVERT_VERSION_TO_N_DOTS('18',3)

      ---------------------------------------------------------

      18.0.0.0

ELEMENT

Returns the element between the specified delimiters in the element_number position dbms_registry_extended.element( src IN VARCHAR2, delimiter IN CHAR, element_number IN NUMBER) RETURN VARCHAR2;

SQL> SELECT dbms_registry_extended.element('12.2.0.1', '.', 3)

  2  FROM dual;

      

      DBMS_REGISTRY_EXTENDED.ELEMENT('12.2.0.1','.',3)

      -------------------------------------------------

      0

      

      SQL> SELECT dbms_registry_extended.element('12.2.0.1', '.', 1)

  2  FROM dual

      

      DBMS_REGISTRY_EXTENDED.ELEMENT('12.2.0.1','.',1)

      ------------------------------------------------

      12

OCCURS

Returns the number of occurrences of the search string in the source dbms_registry_extended.occurs( src IN VARCHAR2, search_string IN VARCHAR2) RETURN NUMBER;

SQL> SELECT dbms_registry_extended.occurs('Dan Morgan', 'an')

       
      2  FROM dual;

      

      DBMS_REGISTRY_EXTENDED.OCCURS('DANMORGAN','AN')

      -----------------------------------------------

                                                    2