ODBMS - choice of Objectivity/DB
Commercial ODBMS
- embody hundreds of person-years of effort to develop
- tend to conform to standards
- offer rich set of management tools & language bindings
- At least one (Objectivity/DB) - seems capable of handling PetaBytes.
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Objectivity is the best choice for us right now
- Very large databases can be created as “Federations” of very many smaller databases, which themselves are distributed and/or replicated amongst servers on the network
- Features data replication and fault tolerance
- I/O performance, overhead and efficiency are very similar to traditional HEP systems
- OS support (NT, Solaris, Linux, Irix, AIX, HP-UX, etc..)
- Language bindings (C++, Java, [C, SmallTalk, SQL++ etc.])
- Commitment to HEP as target business sector
- Close relationships built up with the company, at all levels
- Attractive licensing schemes for HEP