Identity columns are essential in maintaining data integrity and helping you develop the ability to perform operations with data efficiently under database management. Therefore, when you add identity to existing column in SQL Server, it will allow smooth data operation and high system performance. This SQL Server tutorial explains the concept of identity in a … Read more
Foreign Keys are a key component of SQL Server. They help link two tables while maintaining the relationship, so data can be maintained without mixing everywhere. This is quite important, and the general operation of a foreign key in SQL Server is briefly described in the SQL Server tutorial. This is followed by explaining how … Read more
In this SQL Server tutorial, I will show you how to reset identity column in SQL Server. You will learn about the identity column and its syntax with why to reset the identity column. But why you need to reset, there are multiple reason, I have explained some of the reason in this tutorial. For … Read more
In this SQL Server tutorial, I will show you how to insert identity column in SQL Server. Inserting the unique ID for each record in the table is not a good approach, so SQL Server provides an attribute called Identity column, which tells SQL Server to generate a unique value for each record automatically. In … Read more
In this SQL Server tutorial, I will explain the while loop in the SQL Server stored procedure. Whenever I am required to execute complex logic for many records in a table, I use the while loop to avoid writing this logic again and again; I encapsulate this logic into a stored procedure, so whenever I … Read more
In this SQL Server tutorial, you will learn about SQL Server find string in a string. While analysing the data, I needed to find the specific existence of the strings within the data containing strings. Actually, I needed to find the specific pattern of strings, so for that, I used the CHARINDEX() function. Apart from … Read more
In this Python tutorial, you will learn about SQL Server to convert XML to string. As you already know, you can’t use the XML data as a string if it is in the XML format. I mean, you can’t use it in your app. To use the XML data, you need to convert it into … Read more
In this SQL Server tutorial, you will learn about SQL Server and check if the column Exists. As a database developer, you must know how to check if a column exists in the table, so I have explained several approaches to checking column existence here. Let’s start, SQL Server Check If Column Exists You can … Read more
In this SQL Server tutorial, I will show you how to drop a table if it exists in SQL Server. As a database developer, whenever the business logic changes, sometimes table objects become unnecessary, so removing these unnecessary objects is very important. In this tutorial, I have explained how to drop one of the objects, … Read more
In this SQL Server tutorial, I will explain the SQL Server drop column with constraint. Sometimes, you need to drop a column when it is no longer needed, but if any constraint depends on the column you want to drop, you may not be able to drop that column, and it will show an error … Read more