There has been talk of a bit fieldType, but I don't think it has ever been implemented. I don't think you need a custom FieldType, there already is a BinaryType (although I confess I haven't used it, so check first <G>).
>From there, I think your custom Similarity is the way to go... Best Erick On Tue, Jul 31, 2012 at 1:10 PM, Dazhi Jiao <dazhi.j...@gmail.com> wrote: > Hi, > > I am new to solr and I apologize if I am not using the right terms in > my question. I want to use solr to store and search for some chemistry > data. For each molecule (represented as a string), I can convert it > into a bitset representation (fixed length). To search for the > molecule, the similarity is based on bits comparison. Since there will > be large amount of data, I want to make the search faster so I imagine > I need to index these bitsets. I want to write a custom FieldType, a > custom Similarity. The FieldType will automatically convert the text > representation of the molecule into a BitSet and store/index it. So my > question is, is this possible, or is there anything that already in > solr that can store/index bitsets? > > Thank you! > > Dazhi
