Object Databases as Data Stores for HEP

Table of Contents

Object Databases as Data Stores for HEP

Outline of this Talk

HEP Data Models

ALICE

ATLAS

CMS

LHCb

Data Management at LHC

Object Database Features

Object Persistency

OO Language Binding

Navigational Access

How do “smart pointers” work?

A Code Example

Object Clustering

Physical Model and Logical Model

Concurrent Access

Objectivity Specific Features

Objectivity/DB Architecture

Scalability Tests

A Distributed Federation

Data Replication

Schema Evolution

Object Versioning

Other O(R)DBMS Products

Other O(R)DBMS Products II

HEP Projects based on Objectivity/DB

Production - BaBar

Production - ZEUS

Production - AMS

Ready to go...

Production - CERES/NA45

Production - CHORUS

COMPASS

Summary

Email: Dirk.Duellmann@cern.ch

Home Page: http://www.cern.ch