IT27528: ALTER TABLE ADD IS SLOW WHEN THERE IS FRAGMENT LEVEL STATISTICS,A DISTRIBUTION AND TABLE HAS A LOT OF COLUMNS

APAR status

• Closed as program error.

Error description

• A simple
  alter table tab add (col_new int)
  slow when table is defined with fragment level statistics and
  distribution exists.
  

Local fix

Problem summary

• ****************************************************************
  * USERS AFFECTED:                                              *
  * Users of IDS 12.10.xC10 and earlier versions.                *
  ****************************************************************
  * PROBLEM DESCRIPTION:                                         *
  * Alter table add is slow when there is fragment level         *
  * statistics, a distribution and table has a lot of columns.   *
  ****************************************************************
  * RECOMMENDATION:                                              *
  ****************************************************************
  

Problem conclusion

• Fixed in IDS 12.10.xC11.
  

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

  INFORMIX SERVER

• Fixed component ID

  5725A3900

Applicable component levels