1) What is Express.js? Express.js is a Node.js framework. It’s the most popular framework as of now (the most starred on NPM). . It’s built around configuration and granular simplicity of Connect middleware. Some people compare Express.js to Ruby Sinatra vs. the bulky and opinionated Ruby on Rails. 2) What is the purpose of it … Read more
Using redis-cli, you can stop it trying to save the snapshot: config set stop-writes-on-bgsave-error no This is a quick workaround, but if you care about the data you are using it for, you should check to make sure why bgsave failed in first place.
Try to look at KEYS command. KEYS * will list all keys stored in redis. EDIT: please note the warning at the top of KEYS documentation page: Time complexity: O(N) with N being the number of keys in the database, under the assumption that the key names in the database and the given pattern have … Read more
Execute in bash: redis-cli KEYS “prefix:*” | xargs redis-cli DEL UPDATE Ok, i understood. What about this way: store current additional incremental prefix and add it to all your keys. For example: You have values like this: prefix_prefix_actuall = 2 prefix:2:1 = 4 prefix:2:2 = 10 When you need to purge data, you change prefix_actuall … Read more
Historically, Microsoft had a Windows port of redis, which was released as Redis-64, which offers a full distribution of redis for Windows. The Microsoft port is now deprecated, but some alternatives have sprung up to fill that void: Memurai is the alternative officially recommended on the Redis-64 deprecation page; it is a commercial offering with … Read more
With redis-cli: FLUSHDB – Deletes all keys from the connection’s current database. FLUSHALL – Deletes all keys from all databases. For example, in your shell: redis-cli flushall
Summary (TL;DR) Updated June 3rd, 2017 Redis is more powerful, more popular, and better supported than memcached. Memcached can only do a small fraction of the things Redis can do. Redis is better even where their features overlap. For anything new, use Redis. Memcached vs Redis: Direct Comparison Both tools are powerful, fast, in-memory data … Read more