eRusticDB

What

A toy document-oriented DB implemented in Rust. It supports Lucene-like (elasticsearch-like) filtering queries. It uses RocksDB as a storage engine.

Run

Launch server

Launch server at localhost:8080.

cargo run

Send requests

• Download wikipedia-movie-data from here.

• Add many entries into DB. You can ctrl+C at any time.

./test.sh

• Search documents with conditions.

# all docs
$ time curl -s --get http://localhost:8080/docs | jq ".count"
2063
curl -s --get http://localhost:8080/docs  0.00s user 0.01s system 7% cpu 0.177 total
jq ".count"  0.04s user 0.00s system 26% cpu 0.179 total

# with conditions
$ time curl -s --get http://localhost:8080/docs --data-urlencode 'q=year:>1901' | jq ".count"
1781
curl -s --get http://localhost:8080/docs --data-urlencode 'q=year:>1901'  0.00s user 0.01s system 6% cpu 0.172 total
jq ".count"  0.05s user 0.00s system 27% cpu 0.173 total

Reference

• Inspired by:
  • https://notes.eatonphil.com/documentdb.html
  • Elasticsearch: https://www.elastic.co/jp/
  • Lucene: https://lucene.apache.org/
• RocksDB
  • https://rocksdb.org/