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AdministeringIn addition to administering the database server, you can tune performance, replicate data, and archive data.
System administrationThese topics contain concepts, procedures, and reference information for database and database server administrators to use for managing and tuning HCL OneDB™ database servers.
Administrator's GuideThe HCL OneDB™ Administrator's Guide provides the information required to administer HCL OneDB™.
Distributed data
Multiphase commit protocols
Transaction managers
TP/XA Library with a transaction manager

TP/XA Library with a transaction manager

A global transaction is a distributed query where more than one database server is involved in the query. A global transaction environment has the following parts:

The client application
The resource manager (HCL® OneDB® database server)
The transaction manager (vendor software)

TP/XA is a library of functions that lets the database server act as a resource manager in the X/Open DTP environment. Install the TP/XA library as part of to enable communication between a third-party transaction manager and the database server. The X/Open environment supports large-scale, high-performance OLTP applications.

Use TP/XA when your database has the following characteristics:

Data is distributed across multivendor databases
Transactions include HCL OneDB and non-HCL OneDB data