big-r81 commented on code in PR #4291: URL: https://github.com/apache/couchdb/pull/4291#discussion_r1134533232
########## java/nouveau/server/README.md: ########## @@ -0,0 +1,107 @@ +# nouveau +Lucene 9 + DropWizard = Maybe a good search option for Apache CouchDB? + +Nouveau is an experimental search extension for CouchDB 3.x. + +## What works? + +* you can define a default analyzer and different analyzers by field name. +* sorting on text and numbers +* classic lucene query syntax +* count and range facets +* cursor support for paginating efficiently through large results sets +* indexes automatically deleted if database is deleted (as long as nouveau is running!) +* integration with ken +* update=false +* support for stale=ok +* integration with mango + +## What doesn't work yet? + +* include_docs=true +* No support for results grouping +* No support to configure stop words for analyzers + +## Why is this better than dreyfus/clouseau? + +* No scalang (or Scala!) +* Supports any version of Java that Lucene 9 supports +* memory-mapped I/O for performance +* direct I/O used for segment merging (so we don't evict useful data from disk cache) +* It's new and shiny. + +## Erlang side + +You'll need to run a fork of couchdb: https://github.com/rnewson/couchdb-nouveau + +## Getting started + +Build Nouveau with; + +`mvn package` + +Run Nouvea with; + +`java -jar target/nouveau-*.jar server nouveau.yaml` + +Now run CouchDB using the 'nouveau' branch of my fork at https://github.com/rnewson/couchdb-nouveau; Review Comment: ```suggestion ## Getting started Build and run Nouveau with; `make nouveau-start` Now run CouchDB; ``` -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected]
