【Rainbow Education】Learn Python from Scratch - Lesson 049: New Features of MySQL

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

Fastest Way to Check if MYSQL Table Exists in PHP

Dynamic PHP pages give you the option to choose a MySQL table dynamically from which to query. You must ensure that the table exists before running a query on the table. PHP has a quick function that ...

A Comprehensive Analysis of MySQL Connection Operations: Deep Understanding from Inner Join to Outer Join

To intuitively understand join operations, we first build a simple example database that stores grocery items and their corresponding categories. The category information is stored in the categories ...
TechRepublic

How to create tables and add data to MySQL database with MySQL Workbench

The MySQL Workbench main window. How to create tables and add data to MySQL database with MySQL Workbench Your email has been sent The MySQL Workbench GUI is cross-platform, open source, and ...
InfoWorld

SQL unleashed: 7 SQL mistakes to avoidPostgreSQL

SQL is a convenient way to manage and query your data, but badly written queries can tie up your database. Here are seven common SQL traps and how to avoid them. Database developers have it tough.