So why doesn’t PostgreSQL use B+ trees for its index structure? Today, let's discuss this topic.

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

Download the SQL scripts from the latest release assets. One or more SQL script files are provided for each database vendor supported. You can run these SQL scripts with your preferred database tool.

Go module github.com/ncruces/go-sqlite3 is a cgo-free SQLite wrapper. It provides a database/sql compatible driver, as well as direct access to most of the C SQLite API.