As mentioned in the introduction, views arevirtual tables. This means that although a view is functionally similar to a table, it is a different type of structure since the view doesn’t hold any data of its own
Thus, it prevents the old way of writing if condition and inside the if condition writing a statement to test the object’s presence to drop it. If it does not occur, the next statement in the batch will continue to be executed. But if we try to drop an object that does not exist ...
How to Create a Table in SQL An Overview of PostgreSQL Data Types Understanding Numerical Data Types in SQL Comparing TRUNCATE TABLE, DELETE, and DROP TABLE in SQL What Is the DELETE Statement in SQL? See also: How to Remove a Primary Key in SQL How to remove a unique constraint in SQL...
The above query will drop the table ‘STUDENTS,’ i.e., the data and table definition for the table will be removed. So we need to be careful before executing a drop statement, as all the information related to the table will be removed from the database. How to Delete Table in SQL?
Database Snapshots How-to Topics How to: Create a Database Snapshot (Transact-SQL) How to: View a Database Snapshot (SQL Server Management Studio) How to: Drop a Database Snapshot (Transact-SQL) How to: Revert a Database to a Database Snapshot (Transact-SQL)Learn...
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Inserting values in an existing view: Insert into View_Name values(48,'Ajay','India'); Updating values of an existing view: update View_Name set Name='Pankaj'where empId=10 Deleting a View: To delete a view use the drop view command. ...
In rare situations like database level permission issues, you may need to drop all the tables from a SQL Server database and recreate them.
In SQL Server 2016, Microsoft introduced DIY or DROP IF EXISTS functionality. By adding IF EXISTS to the drop statement, you can drop the object only when it exists in the database. You can use DROP IF EXISTS to drop any temporary table as well if it exists. Let’s see how to use ...
Understand what happens if you attempt to reference a dropped table Skills Practiced Reading comprehension - ensure that you draw the most important information from the related lesson on how to drop a temp table in SQL Information recall - access the knowledge you've gained regarding the synta...