SSDB is a high performace key-value(key-string, key-zset, key-hashmap) NoSQL database, using Google LevelDB as storage engine.
SSDB is stable, production-ready and is widely used by many Internet companies including QIHU 360.
- LevelDB client-server support, written in C/C++
- Designed to store collection data
- Persistent key-value, key-zset, key-map('hashmap') storage
- Client API supports including C++, PHP, Python, Cpy, Java, nodejs, Ruby
- Online backup, fast recover
- Replication(master-slave), load balance [see wiki Replication]
- Future Features
- Distributed
<?php require_once('SSDB.php'); $ssdb = new SimpleSSDB('127.0.0.1', 8888); $resp = $ssdb->set('key', '123'); $resp = $ssdb->get('key'); echo $resp; // output: 123$ wget --no-check-certificate https://github.com/ideawu/ssdb/archive/master.zip $ unzip master $ cd ssdb-master $ make $ #optional, install ssdb in /usr/local/ssdb $ sudo make install # start master $ ./ssdb-server ssdb.conf # or start as daemon $ ./ssdb-server -d ssdb.conf # start slave $ ./ssdb-server ssdb_slave.conf # ssdb command line $ ./tools/ssdb-cli -p 8888 # stop ssdb-server $ kill `cat ./var/ssdb.pid`
Total 1000 requests.
writeseq : 0.546 ms/op 178.7 MB/s writerand : 0.519 ms/op 188.1 MB/s readseq : 0.304 ms/op 321.6 MB/s readrand : 0.310 ms/op 315.0 MB/s 
View full SSDB vs Redis benchmark charts...
======= set ======= qps: 31852, time: 0.031 s ======= get ======= qps: 29103, time: 0.034 s ======= del ======= qps: 33042, time: 0.030 s ======= scan ======= qps: 25871, time: 0.039 s ======= rscan ======= qps: 31181, time: 0.032 s ======= zset ======= qps: 24352, time: 0.041 s ======= zget ======= qps: 27836, time: 0.036 s ======= zscan ======= qps: 10442, time: 0.096 s ======= zrscan ======= qps: 28224, time: 0.035 s ======= zdel ======= qps: 27137, time: 0.037 s ======= hset ======= qps: 31507, time: 0.032 s ======= hget ======= qps: 28388, time: 0.035 s ======= hscan ======= qps: 25319, time: 0.039 s ======= hrscan ======= qps: 30399, time: 0.033 s ======= hdel ======= qps: 29741, time: 0.034 s See Benchmark
See Users wiki
Download ssdb-server.exe from here: https://github.com/ideawu/ssdb-bin