Redis is an open source, advanced key-value store. It is often referred to as a data structure server since keys can contain strings, hashes, lists, sets and sorted sets.

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About schema design of NoSQL DB.(How to query multiple data?)

I just got a requirement, to build a web only with Redis. Data of the web is something like this(I write as RDBMS): User Info: user_id,first_name,last_name,age,..... Address: ...
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Can i run both Redis and MongoDB l on same VPS?

My website about learning new vocabulary, and the operations which most use on website is load a new vocabulary in database, then write some parameter to that words. So i decided my database need ...
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Redis takes up all the Memory and Crashes

A redis server v2.8.4 is running on a Ubuntu 14.04 VPS with 8 GB RAM and 16 GB swap space (on SSDs). However htop shows that redis alone is taking up 22.4 G of memory! redis-server eventually crashed ...
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Continuous jobs on Redis [closed]

I want to setup a script that sums up a bunch of values in a list and then puts down the result in total-count and then removes the entire list, And this all should be repeated once a minute or as ...
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Master-master database replication on 5 servers

My current project requires immediate replication between 5 databases. Servers are physically distributed across the globe. Currently we use Redis with one master server installed on another 6th ...
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244 views

Search a Redis Database

Imagine having a tun of hashes in a Redis Database, each representing a user object. How would you get the user with for example the lowest registration date? The user where ts_registered is the ...
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hstore vs redis performance wise (without durability) [closed]

How do PostgreSQL's Hstore and Redis compare performance-wise? This question was asked here, but I would like to compare with a PostgreSQL configuration without durability guarantee, i.e. with ...