SQL Server CONVERT Function Guide
Do you need to convert data in SQL Server? Looking for the format codes for the CONVERT function? Learn all about the SQL Server CONVERT function in this guide. What Is the SQL Server CONVERT Function?...
View ArticleSQL Data Types: Oracle, SQL Server, MySQL, PostgreSQL
Do you want to know what the SQL data types are in different database vendors? Learn all about them and how they compare in this guide. This article applies to Oracle, SQL Server, MySQL, and...
View ArticleSQL DATEDIFF Function Guide and Examples
The SQL Server DATEDIFF function lets you find the difference between two dates in a range of different units. Learn how to use it and see a range of examples in this guide. Purpose of the SQL DATEDIFF...
View Article65 Software Development Companies Share Advice for Client and Project Success
Companies that develop custom software for other companies have a lot of experience working with their clients. In this article, I’ve asked a range of them to provide their advice for working with...
View ArticleThe Ultimate Guide to Database Version Control, CI/CD, and Deployment
Using a source code repository for your application code is common practice.Automated testing and build, commonly known as Continuous Integration and Deployment, is something a lot of organisations are...
View ArticleHow to Install Oracle on a Mac (2020)
In this post, you’re going to learn the exact steps to take to install Oracle on your Mac computer. This guide includes: step-by-step instructions on downloading and setting up the required software...
View ArticleSQL Server CHARINDEX Function Guide with Examples
Are you looking to find a string within another string in SQL Server? You can do that with the CHARINDEX function, which is SQL Server’s version of an INSTR function. Learn how to use the function and...
View ArticleSQL INT Data Types in Different Databases
INT is short for integer, and is a group of data types in many databases that store numbers. There are many INT data types in the major SQL databases. In this guide, you’ll see all of these INT data...
View ArticleA Beginner’s Guide to an SQL Cursor (In Many Databases)
Cursors are a feature in many SQL databases that allow you to work with data. They exist in SQL Server, Oracle, MySQL, PostgreSQL, and likely many other databases. But what is an SQL cursor and how do...
View ArticleHow to Insert Multiple Rows in SQL
Do you need to insert multiple rows into an SQL database? You could do that separately using INSERT statements, but there are a few problems with this. Learn what these problems are and how to insert...
View ArticleSQL Auto Increment: How to Use It in Different Databases
SQL auto increment is a feature that allows you to generate a unique number when inserting rows. Learn how to set this up in SQL Server, MySQL, PostgreSQL, and Oracle in this article. Table of Contents...
View ArticleSQL Create Database: A How-To Guide
Creating a database is one of the first things you do when setting up a new project or installing database software. Whether you’re using Oracle, SQL Server, MySQL, or PostgreSQL (or any other...
View ArticleSQL Commands: A List with SQL Syntax
SQL, or Structured Query Language, contains a range of commands for interacting with the database. This article lists all of those commands, what they do, and what they look like. All of these basic...
View ArticleSQL Get Current Date
Do you need to find the current date using SQL? There are a few ways to do this in the various database vendors. Let’s take a look at them. Summary Here’s a summary of how to get the current date in...
View ArticleMySQL Show Users: A How-To Guide with Examples
A common question when using MySQL is how to show all users on the database. In this guide, you’ll learn how to see a list of users. You’ll also be able to see a list of logged-in users as well as the...
View ArticleSQL Window Functions: The Ultimate Guide
What is an SQL window function? Why should you know about it? And what can it help you with? You may have heard of SQL window functions before, or they may be completely new to you. Learn all about...
View ArticleSQL Add Column: A How-To Guide with Examples
Do you need to use SQL to add a column to your table? It’s easy to do once you know the command and the syntax. Let’s take a look at how to do it in several different databases and see some examples....
View ArticleMySQL Date Data Types and Date Functions
Working with dates is something you’ll do a lot in MySQL. It helps to understand the different date data types and many of the functions that can be used with them. In this guide, we’ll look at the...
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