SSDB 支持 TTL 过期机制
从 SSDB 1.6.7 版本开始, 增加了 Key 过期功能, 可以支持 Key 到期自动删除, 这样, SSDB 就可以作为一个持久化的缓存服务来使用. 该功能和 Redis 的 ttl/expire 一样, 使用方法是: $ssdb-setx('key', 'value', 60); 这段代码表示, 设置 key=value, 同时到 60
从 SSDB 1.6.7 版本开始, 增加了 Key 过期功能, 可以支持 Key 到期自动删除, 这样, SSDB 就可以作为一个持久化的缓存服务来使用. 该功能和 Redis 的 ttl/expire 一样, 使用方法是:
$ssdb->setx('key', 'value', 60);
这段代码表示, 设置 key=value, 同时到 60 秒后, 自动删除 key. 需要注意的是, TTL 只支持 KV 数据结构, hash(map) 和 zset 不支持.
下载 SSDB NoSQL 数据库源码: https://github.com/ideawu/ssdb
Related posts:
- SSDB 1.6.6 稳定版发布, 支持 hclear/zclear
- 单实例支撑每天上亿个请求的SSDB
- SSDB 采用里程碑式版本发布机制
- SSDB 支持 Snappy 压缩了
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