To query a user's mobile phone and WeChat number, the following SQL statement can be used.

The world’s most popular open source database is MySQL, and it is used by plenty of hip companies like Facebook, Slack, Airbnb, Alibaba, and the world’s biggest web property, Tencent (which owns ...

Running a multi-channel loyalty and engagement platform requires a lot of data. With 18,000 loyalty programs running across Web, mobile, social, and email channels, the folks at PunchTab are up to ...

For more than 40 years, SQL has provided a standard way to query structured data. However, much of the data being generated and stored today exists in semi-structured formats, like JSON, which doesn’t ...

With SQL Server 2016, you can store JSON objects in your rows. Here’s how to work with JSON objects, including how to update them once you’ve found them. In a previous Practical .NET column I showed ...

Couchbase Inc., long the champion of its "world's highest-performing NoSQL distributed database platform," has apparently decided that this SQL stuff isn't so bad after all, having announced a new ...