Can you link to evidence of it being faster, and expand on what you mean by "more backend features"? I believe you, I just can't find evidence online. My appl

Can you link to evidence of it being faster, and expand on what you mean by "more backend features"? I believe you, I just can't find evidence online. My application is not that big, around 10 million text files, but I would be interested in anything faster (or allowing more complex queries) than Lucene, which is what I use at the moment.