The most popular NoSQL and relational databases for Web developers!

Web applications are inseparable from databases. At present, there are many kinds of databases on the market for developers to choose from, such as SQL, NoSQL, key value, graph database and so on. There are also different opinions on the popularity of different databases among developers, but through statistics on public cloud platforms such as Amazon, it is easy to find that there are big differences in popularity between databases.

Recently, Redis Labs, a startup that provides Redis and Memcaches database services in Amazon, Google, IBM and Microsoft Public Cloud, conducted a survey on the popularity of databases among developers. Redis Labs interviewed 126 developers using Amazon cloud services and drew some interesting conclusions as follows:

1. MongoDB is the most popular in NoSQL database

Nearly half of the developers revealed that they used the MongoDB open source NoSQL database, and the popularity of other NoSQL databases is as follows:

Second, the status of MySQL in relational database is still the same.

More than 70% of developers still use MySQL, followed by SQL Server, PostgreSQL and Oracle.

Third, performance and scalability are database challenges that developers are most concerned about.

Performance and scalability are the database challenges that developers are most concerned about, while the rest are availability and flexibility.