In MariaDB, JSON_UNQUOTE() is a built-in function that removes quotes from a JSON value. In other words, it “unquotes” a JSON value.
Category: DBMS
Database Management Systems
MariaDB JSON_TYPE() Explained
In MariaDB, JSON_TYPE() is a built-in function that returns the type of a JSON value, as a string.
7 Ways to Check your Oracle Version
Here are seven ways to check which version of Oracle Database you’re running.
Continue readingMariaDB JSON_SEARCH() Explained
In MariaDB, JSON_SEARCH() is a built-in function that allows you to get the path to a given value in a JSON document.
It accepts the JSON document and a string as arguments, and returns the path to the given string within the document.
Continue readingMariaDB JSON_REMOVE() Explained
In MariaDB, JSON_REMOVE() is a built-in function that removes data from a JSON document and returns the result.
How to Install Oracle on a Mac
Here’s a quick and easy way to install Oracle Database on a Mac.
First up, Oracle isn’t available natively on the Mac. But don’t let that stop you!
If you’re a developer, and you just want to have Oracle Database running on your local machine, there are ways to do it. In fact, Oracle provides us with a virtual appliance precisely for that purpose.
Continue readingHow to Install SQL Developer on a Mac
SQL Developer is a GUI tool for working with Oracle Database. It’s available on many major operating systems, including Window, Linux, and of course, MacOS.
Here’s a quick rundown on the steps I took to install SQL Developer on a Mac.
Continue readingHow to Install SQLcl on a Mac
SQLcl is a command line tool for working with Oracle Database. It’s available on many major operating systems, including MacOS.
Here’s a quick rundown on the steps I used to install SQLcl on a Mac.
Continue readingFix ‘The application “SQLDeveloper.app” can’t be opened.’
If you just installed SQL Developer on a Mac, but you’re getting an error when trying to launch it, try the steps below to fix it.
The error reads “The application “SQLDeveloper.app” can’t be opened because Apple cannot check it for malicious software“. It also mentions that “This software needs to be updated. Contact the developer for more information“.
Below are the steps I used to overcome this issue, and launch SQL Developer.
Continue readingMariaDB JSON_QUOTE() Explained
In MariaDB, JSON_QUOTE() is a built-in function that produces a valid JSON string literal that can be included in a JSON document.
It wraps the string with double quote characters and escapes interior quotes and other special characters, returning a utf8mb4 string.
Continue reading