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Alphabetical Listing of Tables
Appendix B Engine Database Schema 329
Alphabetical Listing of Tables
The following is an alphabetical list of all tables created in the engine database,
with a page reference to details about each.
Table B-1 Engine Database Tables
Database Table See… Description
WFHActiveTimer page 332 Active timers that are not in memory.
WFHActivity page 332 Activity instances that are current in the engine.
WFHActivityLog page 348 Log of activity instances (both current and past)
in the system.
WFHActivityTokens page 335 Activity token counts—number of times the
activity has completed—that are current in the
system.
WFHActivityUsers page 335 Activity link information: who has completed
some activity. A row is held representing each
activity that is listed as the activity link in some
other activity.
WFHActStateLog page 348 Log of state changes in activity instances in the
engine.
WFHAlarmLog page 349 A log of all alarms generated on this engine,
recorded whenever history logging is turned on.
WFHAlias page 346 Aliases currently registered with the engine.
WFHAliasLog page 349 A log of aliases registered with the engine.
WFHAssignment page 336 Used by the engine to track the stack of
assignment rules generated by ConsultActivity
and DelegateActivity method calls from client
applications.
WFHAttribLockLog page 350 Log of access obtained on all instances of process
attributes.
WFHColdStart page 336 System maintained table used by the engine
before performing a cold start.
WFHColdStartLog page 350 Always contains one row showing the last time
the engine was cold started (thus dropping and
re-creating all registration, state, and log tables).
WFHComplexRule page 337 Used by the engine to track activities that
contain complex assignment rules (assignment
rules with custom Evaluate methods).