Backing up your data is a popular option for securing your database. In order to create backup copies, you need additional hardware and to install a suitable backup structure. How do you secure your own network and web server against attacks and proceed to protect your databases?
Databases are required for almost every web application. Whether you want to manage and store customer or employee data, there’s hardly any way around a database. And with MySQL, creating databases is super easy. Let’s take a closer look at what MySQL is, its features, and application areas.
Your database management system is not always kept up to date automatically. If this is the case, you should definitely perform the necessary steps manually for the sake of security. We’ll explain how you can check your MySQL version and what steps you can take to bring it up to date.
Would you rather relational database management or a flexible NoSQL solution? When choosing the right tool for your data, it’s worth comparing MongoDB vs. MySQL. We’ll show you how the two software solutions differ from each other, what advantages and disadvantages they offer and who could win the MySQL vs. MongoDB duel.
There are daily reports on how security gaps in applications are exploited – because hardly a day goes by without a new gap being discovered or a known gap being closed. One attack method, which has always been based on exploiting such weak points, is called SQL injection. But what is actually hidden behind the malicious database exploitation and how can you protect your database system from it?
Even when you’re careful, spelling errors in a table can’t always be avoided. Outdated information can also creep in. The solution is MySQL REPLACE. This command lets you to replace substrings in a string and quickly fix errors. We’ll show you how it works and how MySQL REPLACE is structured.
With MySQL DELETE you can delete one, several, or all rows from a table. Once you’ve mastered the command, you’ll be able to always keep your table up to date. We’ll show you how MySQL DELETE works, when to use it, and what options it offers.
MySQL knows several time functions. A particularly useful command is MySQL DATEDIFF. This function calculates and outputs the time between two dates. Using practical examples, we’ll show you how MySQL DATEDIFF works, how the function is structured, and what you can use it for.
Especially in accounting, it can be very useful to extract a date from a time specification. The command that you’ll need for this is MySQL DATE. Find out what MySQL DATE is, how to use the function, and what its advantages are. We’ll also explore related commands and alternative date formats.
If you want to combine several strings into one unit, then MySQL CONCAT is the right command. Using simple examples, we’ll show you what MySQL CONCAT is, how the command is written, and what you can use it for. We’ll also introduce the MySQL CONCAT_WS variant with examples.
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