Databases

Plxtra uses PostgreSQL and SQLite for databases. PostgreSQL is used for major databases which are used by multiple components or have data that requires long term persistence. SQLite is used for databases internal to components. The following databases are in Plxtra:

Name	Type	Content
Authority	PostgreSQL	User Authorisation
OMS	PostgreSQL	OMS Events
Zenith - COS	PostgreSQL	Trade history
Zenith - EOD	PostgreSQL	Charting history
Sessions	PostgreSQL	Session limits
Doppler	PostgreSQL	Scans
Herald	PostgreSQL	Push communications
Motif Services	PostgreSQL	User front-end settings
Market Holiday	PostgreSQL	Market closed dates