SQL

  • Understanding the OUTPUT Clause in SQL Server

    SQL Server provides a powerful feature called the OUTPUT clause, which allows developers to return information from the rows affected by an INSERT, UPDATE, DELETE, or MERGE statement. This clause can be used to return the values of the columns affected by the statement, which can be inserted into a table, used in a SELECT…

  • SQL GROUP BY Clause and GROUPING SETS

    Introduction The GROUP BY clause in SQL is used to group rows in a result set based on the values in one or more columns. When a GROUP BY clause is added to a SELECT statement, the result set is sorted by the values in the specified columns, and all rows with the same values…

  • 5 Tips for Resetting an Identity Column in SQL

    To reset the identity column in a SQL table, you can use the following steps: Here is an example of how you can reset the identity column in a table called MyTable: Note that this will reset the identity column to start at 1 and increment by 1 for each new row that is inserted…