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SSDB - A fast NoSQL database, an alternative to Redis

Home Page: ssdb.io

License: BSD 3-Clause "New" or "Revised" License

Makefile 1.30% C++ 86.25% COBOL 3.06% PHP 4.73% Python 3.18% Shell 0.94% C 0.54%

ssdb's Introduction

SSDB - A fast NoSQL database for storing big list of data

SSDB is a high performace key-value(key-string, key-zset, key-hashmap) NoSQL database, an alternative to Redis.

SSDB is stable, production-ready and is widely used by many Internet companies including QIHU 360.

Features

  • LevelDB client-server support, written in C/C++
  • Designed to store collection data
  • Persistent key-value, key-zset, key-map('hashmap') storage
  • Redis clients are supported
  • Client API supports including C++, PHP, Python, Cpy, Java, nodejs, Ruby, Go(see all)
  • Persistent queue service
  • Replication(master-slave), load balance
  • GUI administration tool(phpssdbadmin)

PHP client API example

<?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

More...

Documentation

Compile and Install

$ 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

# ssdb command line
$ ./tools/ssdb-cli -p 8888

# stop ssdb-server
$ ./ssdb-server ssdb.conf -s stop
 # for older version
$ kill `cat ./var/ssdb.pid`

See Compile and Install wiki

Performance

Typical performance

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

SSDB vs Redis

Benchmark vs Redis

View full SSDB vs Redis benchmark charts...

Concurrency benchmark

========== set ==========
qps: 44251, time: 0.226 s
========== get ==========
qps: 55541, time: 0.180 s
========== del ==========
qps: 46080, time: 0.217 s
========== hset ==========
qps: 42338, time: 0.236 s
========== hget ==========
qps: 55601, time: 0.180 s
========== hdel ==========
qps: 46529, time: 0.215 s
========== zset ==========
qps: 37381, time: 0.268 s
========== zget ==========
qps: 41455, time: 0.241 s
========== zdel ==========
qps: 38792, time: 0.258 s

Run on a 2013 MacBook Pro 13 inch with Retina display.

Architecture

ssdb architecture

Who's using SSDB?

See Users wiki

Windows executable

Download ssdb-server.exe from here: https://github.com/ideawu/ssdb-bin

Links

Changes made to LevelDB

See Changes-Made-to-LevelDB wiki

LICENSE

SSDB is licensed under New BSD License, a very flexible license to use.

Authors

@ideawu

Thanks

ssdb's People

Contributors

1feng avatar ahkimkoo avatar albertyou avatar border avatar ceyword avatar cinience avatar cnxzcxy avatar ideawu avatar jcai avatar jiangxixin avatar masterlvng avatar qiaomuf avatar wendal avatar yanyiwu avatar

Watchers

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