Tech Library For Developers
In this post, we will get to know When to use MongoDB or other document oriented database systems as there are different database management systems and each management system have different properties and functionality along with different specialties that we will discuss each probable feature of each here with some example. MongodB And Other Database … Read more
In this post, we will discuss How to Passing An Array To A Query Using A WHERE Clause using a ‘where’ clause along with the ‘in’ operator for the same we have given an example here. Passing An Array The Syntax for the same is given below here. SELECT * FROM table _name WHERE column_ … Read more
In this post, we will discuss How to make SQL case-sensitive string comparisons on MySQL by default we know MySQL is case insensitive but we can always perform the case sensitive comparisons between two strings by using a collection that is case sensitive. case-sensitive Case Sensitivity refers to the value of the upper case being … Read more
In this post, we will discuss the different types of Relationships of databases that have different types of relations like many to many, One to one, and too many relationships, and here we will explain along with certain examples of each to understand it better. Different Relationships of Databases There are three types of relationship … Read more
In this post, we will get to know the difference between MySQL vs MySQLi when using PHP where these are two different extensions in PHP used for connection to the working with MySQL database there are a number of differences in between them that we will discuss here one by one. MySQLi Vs MySQL There … Read more
In this post, we will get to know the difference between @variable and Variable. where we use the ‘@ ‘ sign only for showing that that particular variable is available only for that particular session only. Something same to local and global variables. On the other hand, variables defined without ‘@’ are user-defined variables, which … Read more
In this post, we will discuss how to Calculate a running total in MySQL where we can create a user-defined variable that will be used for keeping track or record of the sum at every level and continue to add. And even we can use a subquery and a join also for the same. And … Read more
In this post, we will discuss How to query between two dates using MySQL which we can perform using between the operator along with the date function, However, we need to keep the date format as standard. It is nothing but just a way to get the data of all the records where in the … Read more
In this post, we will discuss how Select all columns except one in MySQL we can perform this in two different ways where in one way we can do this by simply selecting all the columns except the one which we do not want to include by simply adding the name of columns one by … Read more
In this Tutorial, we will learn more about How to convert an entire MySQL database character set and collation to UTF-8 for doing the same we need to follow certain steps which we had listed here along with the required code that we need to execute during this conversion. Conversion Into UTF-8 Follow the steps … Read more
