ORA-22858: invalid alteration of datatype

Cause : An attepmt was mdae to moidfy the oclumn tyep to objcet, REF,n ested tbale, VARARY or LO Btype.

Action - How to fix it : DBA Scripts :: www.high-oracle.com/scripts

Create anew colmun of th edesiredt ype andc opy thec urrent oclumn daat to then ew typeu sing th eappropraite typec onstrucotr.

update : 29-04-2017

ORA-22858 - invalid alteration of datatype
ORA-22858 - invalid alteration of datatype

  • ora-09840 : soacon: Name translation failure.
  • ora-27543 : Failed to cancel outstanding IPC request
  • ora-08101 : index key does not exist file string: (root string, node string) blocks (string)
  • ora-28140 : Invalid column specified
  • ora-12616 : TNS:no event signals
  • ora-13836 : invalid attribute value specified
  • ora-00445 : background process "string" did not start after string seconds
  • ora-23310 : object group "string"."string" is not quiesced
  • ora-38402 : invalid name: empty string or spaces in the name
  • ora-31213 : DBMS_LDAP: PL/SQL - Invalid LDAP mod option.
  • ora-02844 : Invalid value for the leave open flag
  • ora-07272 : spwat: invalid semaphore set id.
  • ora-02045 : too many local sessions participating in global transaction
  • ora-27163 : out of memory
  • ora-07506 : scgrl: $deq unexpected return on lockid string
  • ora-02492 : missing required file block increment size in NEXT clause
  • ora-16257 : Switchover initiated stop apply successfully completed
  • ora-38854 : cannot mark instance string (redo thread string) as disabled
  • ora-31438 : duplicate change table string
  • ora-22919 : dangling REF error or lock object failed for no wait request
  • ora-12021 : materialized view "string"."string" is corrupt
  • ora-28180 : multiple authentication methods provided by proxy
  • ora-30367 : a JOIN KEY clause is required
  • ora-29530 : could not create shortened name for string
  • ora-18001 : no options specified for ALTER OUTLINE
  • ora-26650 : %s background process string might not be started successfully
  • ora-10578 : Can not allow corruption for managed standby database recovery
  • ora-13353 : ELEM_INFO_ARRAY not grouped in threes
  • ora-29311 : export dump file was not generated by this database, string does not match
  • ora-25271 : queue table not found for the given queue
  • Oracle Database Error Messages

    Oracle Database High Availability Any organization evaluating a database solution for enterprise data must also evaluate the High Availability (HA) capabilities of the database. Data is one of the most critical business assets of an organization. If this data is not available and/or not protected, companies may stand to lose millions of dollars in business downtime as well as negative publicity. Building a highly available data infrastructure is critical to the success of all organizations in today's fast moving economy.

    Well, the reason for above error is that i have taken the above script from a 11g database and running it on 10g database. 11g has bring some changes in password management. Below code is executed on 11g and user created successfully, which is expected result.