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SQL

Left, Right or Cross? Different types of SQL joins explained

When working with databases, SQL joins (Structured Query Language table joins) are used to combine rows from two or more tables, based on a related set of columns between them. In this article, we’ll take a look at the different types… Continue Reading →

Bulk Upload custom posts to WordPress

WordPress is a flexible CMS and allows to manage a large number of posts that doesn’t limit users to regular “posts” and “pages” types of content through the use of custom posts. WordPress also has built-in post import tools using… Continue Reading →

Composite indexes – When should you use them in MySQL?

What are composite indexes? Database engines (e.g. MySQL, PostgreSQL, etc.) can create composite indexes on table data. That is, indexes on multiple columns at once, instead of indexing a single column. For instance, MySQL allows indexes of up to 16… Continue Reading →

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