更改Oracle用户名及外部用户验证授权

CREATE USER "OPS$AAAAXDVP"
IDENTIFIED EXTERNALLY
DEFAULT TABLESPACE AXTAB
TEMPORARY TABLESPACE AXTMP
PROFILE DEFAULT
ACCOUNT UNLOCK;
GRANT RESOURCE TO "OPS$BBBAXDVP";
GRANT CONNECT TO "OPS$BBBAXDVP";
ALTER USER "OPS$AVONAPAXDVP" DEFAULT ROLE ALL;
BEGIN
SYS.DBMS_RULE_ADM.GRANT_SYSTEM_PRIVILEGE(
PRIVILEGE => SYS.DBMS_RULE_ADM.ALTER_ANY_RULE_SET,
GRANTEE => 'OPS$BBBAXDVP',
GRANT_OPTION => TRUE);
END;
/
GRANT EXECUTE ANY LIBRARY TO OPS$AVONAPAXDVP;

CREATE USER "OPS$AAAAXDVP"
IDENTIFIED EXTERNALLY
DEFAULT TABLESPACE AXTAB
TEMPORARY TABLESPACE AXTMP
PROFILE DEFAULT
ACCOUNT UNLOCK;
GRANT RESOURCE TO "OPS$BBBAXDVP";
GRANT CONNECT TO "OPS$BBBAXDVP";
ALTER USER "OPS$AVONAPAXDVP" DEFAULT ROLE ALL;
BEGIN
SYS.DBMS_RULE_ADM.GRANT_SYSTEM_PRIVILEGE(
PRIVILEGE => SYS.DBMS_RULE_ADM.ALTER_ANY_RULE_SET,
GRANTEE => 'OPS$BBBAXDVP',
GRANT_OPTION => TRUE);
END;
/
GRANT EXECUTE ANY LIBRARY TO OPS$AVONAPAXDVP;

--GRANTEE => '"OPS$BBBAXDVP"',
--GRANT EXECUTE ANY LIBRARY TO 'OPS$AVONAPAXDVP'