DAML DB
- back-burner project to build a highly-scalable persistence mechanism
for RDF/DAML+OIL triples
- 2 memory-mapped files
- resources/literals
- statements
plus a persistent bidirectional string to index map
- lookups and searches traverse linked lists
using integer offsets into these tables
- expected to "work" for the same reasons virtual memory "works"
- locality of reference
- working sets
- targeted for 64-bit architectures (SPARC, Itanium, ...)
- C++ implementation
- Java Native Interface
- Jena Model
- see
http://www.daml.org/2001/09/damldb/