Data store tables

Table name	Purpose
SIBOWNER	Ensure exclusive access to the data store by an active messaging engine
SIBCLASSMAP	Catalogs the different object types in the data store
SIBLISTING	Catalogs the SIBnnn tables
SIBXACTS	Maintain the status of active two-phase commit transactions
SIBKEYS	Assign unique identifiers to objects in the messaging engine
SIBnnn, where nnn is a number	Contain persisted objects such as messages and subscription information These tables hold both persistent and nonpersistent objects, using separate tables for the different types of data, according to the following convention: SIB000 contains information about the structure of the data in the other two tables SIB001 contains persistent objects SIB002 contains nonpersistent objects that have been saved to the data store to reduce the messaging engine memory requirement

Reference

Data store tables