Category Archives: sql

SQL – DROP or DELETE View Table of content SQL allows you to drop an exiting view and delete records from a view in a database. SQL uses DROP statement to delete all the records from the view along with its definition and using the DELETE statement, only the records are deleted while the view […]

SQL – WHERE Clause Table of content The SQL Where Clause The SQL WHERE clause is used to filter the results obtained by the DML statements such as SELECT, UPDATE and DELETE etc. We can retrieve the data from a single table or multiple tables(after join operation) using the WHERE clause. For instance, you can […]

SQL – TOP Clause Table of content The SQL TOP Clause While we are retrieving data from an SQL table, the SQL TOP clause is used to restrict the number of rows returned by a SELECT query in SQL server. In addition, we can also use it with UPDATE and DELETE statements to limit (restrict) […]