IC69989: SELECT WITH COLLECTION MULTISET AND GROUP BY CRASHES THE SERVER

APAR status

• Closed as program error.

Error description

• Running a query with a collection multiset and having a group by
  will make the server to crash.
  
  Example of query making engine to crash:
  
  select
    id,
    collectionOutput(
      multiset(select 'a'
               from systables
               where tabid = 99)
    )
    from tab
    group by id;
  
  A possible workaround is to remove the group by clause.
  

Local fix

Problem summary

• ****************************************************************
  * USERS AFFECTED:                                              *
  * Users selecting collection multiset in the projection clause *
  * with group by                                                *
  ****************************************************************
  * PROBLEM DESCRIPTION:                                         *
  * Server can crash                                             *
  ****************************************************************
  * RECOMMENDATION:                                              *
  * Upgrade to IDS-11.50.xC8 or above when available.            *
  ****************************************************************
  

Problem conclusion

• Problem first fixed in IDS-11.50.xC8.
  

Temporary fix

Comments

APAR Information

• APAR is sysrouted FROM one or more of the following:

• APAR is sysrouted TO one or more of the following:

Fix information

• Fixed component name

  IBM IDS ENTRP E

• Fixed component ID

  5724L2304

Applicable component levels

• RB15 PSN

     UP