We cannot predict values for most future data points while working with database systems. For example, tables used for customer information often have a mobile number column. It is possible that a customer does not hold a mobile number, or for reasons of privacy, he does not want to share his mobile number. In such […]
There are various times when we need to find duplicate records in SQL Server. It is possible to find duplicates using DISTINCT, ROW NUMBER as well as the GROUP BY approach.
Most of the time, we need to search for objects using metadata (data about data) to get information about SQL Server. For example, we use a query to find which version of SQL server is running on a particular machine. Metadata helps us to find settings and configurations for various objects in our database.
Notepad++ is the editor that programmers prefer most because it is fast and lightweight. It is also bundled with tons of features and smart plugins. Notepad++ can be downloaded for free and is available on Windows as well as other operating systems. There are various tips and tricks that you can use to increase your […]
In any source code, we frequently need to select a piece of text vertically (column mode). This is not possible with typical editors such as Notepad or Wordpad. Vertically selecting text columns or boxes is one of the coolest tricks everyone should know in order to save time and increase productivity. This tutorial explains how […]
Filtering results with the [ON] clause and the [Where] clause using LEFT OUTER JOIN and INNER JOIN is a very powerful technique.
A smart programmer knows the ins and outs of the IDE in which he works. Keyboard shortcuts save a lot of time and can improve productivity as well. SQL server Management Studio has included over 100 keyboard shortcuts. Here, we will explore the most essential shortcuts which will make our daily programming life more easy […]
T-SQL supports the OUTPUT clause after the inception of SQL server 2005 and later editions. We can use the OUTPUT clause with DML statements (INSERT, DELETE, UPDATE) to return information from modified rows.
This error message is commonly encountered: “The SQL Server Browser service on your local computer started and then stopped. Some services stop automatically if they are not in use by other services or programs.” This is how explore and fix this SQL Server issue.
A trigger is special type of stored procedure that is executed when an INSERT, DELETE or UPDATE statement modifies data in a table.