Timesten - Cache Repository (Oracle Objects)

Timesten Component

About

The cache repository is split in two schema:

  • the timesten schema
  • and the cache administration schema

Schema

Timesten

The Timesten schema stores information in order to manage a cache grid.

Timesten Timesten Schema

Cache administration

Other objects (tables and triggers) stored in the admin schema are used to enforce the behaviors of particular cache group types (automatic refresh cache groups and AWT cache groups). They are used to manage a caching environment such as:

  • change log tables,
  • cache and replication metadata tables,
  • and triggers

When particular cache grid and its cache groups operations are performed, it will create tables.

How to

see the repository Objects

To view a list of the Oracle objects created and used by TimesTen to manage the caching of Oracle data, execute the following query:

SELECT owner, object_name, object_type FROM all_objects WHERE object_name 
LIKE 'TT\___%' ESCAPE '\';

The query returns a list of tables, indexes and triggers owned by either:

  • the Oracle timesten user
  • or the Oracle cache administration user.
ORACLE OWNER OBJECT_NAME OBJECT_TYPE
TIMESTEN TT_GRIDID TABLE
TIMESTEN TT_GRIDINFO TABLE
CACHE_TT_ADMIN TT_06_AR_PARAMS TABLE
CACHE_TT_ADMIN TT_06_CACHE_STATS TABLE
CACHE_TT_ADMIN TT_06_CACHE_STATS_S_U INDEX
CACHE_TT_ADMIN TT_06_DATABASES TABLE
CACHE_TT_ADMIN TT_06_DBSPECIFIC_PARAMS TABLE
CACHE_TT_ADMIN TT_06_DB_PARAMS TABLE
CACHE_TT_ADMIN TT_06_DDL_L TABLE
CACHE_TT_ADMIN TT_06_DDL_TRACKING TABLE
CACHE_TT_ADMIN TT_06_DI_BISA_1CGGROUPDEFS TABLE
CACHE_TT_ADMIN TT_06_DI_BISA_1CGIXIpPort INDEX
CACHE_TT_ADMIN TT_06_DI_BISA_1CGIXIpPort2 INDEX
CACHE_TT_ADMIN TT_06_DI_BISA_1CGNODEID TABLE
CACHE_TT_ADMIN TT_06_DI_BISA_1CGNODEINFO TABLE





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