History-data files

Each history-data directory (that is, the staging, loading, or error directory) contains zero or more batch directories. Each batch directory typically contains a set (or batch) comprising the following files:

• One file with the name CONFIG-INFO, which is a text file that contains the name of the history configuration that was active when the history data was collected.
• Several files with names of the form alc_id_$TIMESEQUENCE, where id is a two-letter code that indicates the type of history data in the file:

  co

  Column access data.

  fa

  Failed authentication data.

  le

  Log entry data.

  pe

  Plan epilog data.

  pp

  Plan prolog data.

  qe

  Query epilog data.

  qo

  Query overflow data.

  qp

  Query prolog data.

  se

  Session epilog data.

  sp

  Session prolog data.

  tb

  Table access data.