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SQL

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

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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 →

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Bulk Upload custom posts to WordPress

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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 →

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Composite indexes – When should you use them in MySQL?

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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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