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The DELETE FROM statement in SQL is used to remove records from a table. Two examples of how to use the DELETE FROM statement are shown below.
Lesson 7: Deleting records; basic use of the DELETE statement. From SQLCourse.com: an interactive online training course for SQL beginners. Examples:
The DELETE statement is used to delete existing records in a table. Below is a selection from the "Customers" table in the Northwind sample database:
25 Nov 2010 The statement requires only the DELETE keyword and the name of the table (qualified as necessary), as shown in the following example:
Example - DELETE Statement with One Condition. If you run a DELETE statement with no conditions in the WHERE clause, all of the records from the table will be deleted. As a result, you will most often include a WHERE clause with at least one condition in your DELETE statement.
In order to remove joe from the database, two deletes must be executed: DELETE FROM Then the first statement:.
Examples in this section demonstrate the basic functionality of the DELETE statement using the minimum required syntax.
SQL DELETE Query - Learn SQL (Structured Programming Language) in simple and easy steps starting from basic to advanced concepts with examples
To delete rows in a heap and deallocate pages, use one of the following methods. Specify the TABLOCK hint in the DELETE statement. Use TRUNCATE TABLE if all rows are to be deleted from the table. Create a clustered index on the heap before deleting the rows.
SQL DELETE Statement, SQL DELETE Row, SQL DELETE table.
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