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In this tutorial, we will discuss about Primary and Foreign Key. The strict relational database model requires that the relation must have unique tuples. No two rows can

In this tutorial, we will learn about the MySQL SUBSTRING_INDEX function with some examples. This function returns the substring from the given string before

In this tutorial, we will learn about MySQL LPAD Function with some examples. We can use this function to left pad with padding characters until it reaches length characters.

In this tutorial, we will learn about MySQL UPPER Function with some examples. We can use this function to convert the characters in the given string to uppercase format.

In this tutorial, we will learn about MySQL LOWER Function with some examples. We can use this function to convert the characters in the given string to lowercase format.