: > : > That should still be true in the the official 4.0 release (i really should : > have said "When 4.0 can no longer read SOlr 1.4 indexes"), ... : > i havne't been following the detials closely, but i suspect that tool : > hasn't been writen yet because there isn't much point until the full : > details of the trunk index format are nailed down.
: This is news to me? : : File formats are back-compatible between major versions. Version X.N should : be able to read indexes generated by any version after and including version : X-1.0, but may-or-may-not be able to read indexes generated by version : X-2.N. It was a big part of the proposal regarding hte creation of hte 3x branch ... that index format compabtibility between major versions would no longer be supported by silently converted on first write -- instead there there would be a tool for explicit conversion... http://search.lucidimagination.com/search/document/c10057266d3471c6/proposal_about_version_api_relaxation http://search.lucidimagination.com/search/document/c494a78f1ec1bfb5/lucene_3_x_branch_created -Hoss
