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The DELETE Statement, SQL Tutorial

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This page discusses - The DELETE Statement, SQL Tutorial

The DELETE Statement

     

The DELETE statement is used to delete rows from a table. database will update that is why deletion and insertion of data will be done. 

Syntax

 

 

 

 

 

DELETE FROM table_name
WHERE column_name = some_value

Let's consider a table :

Person:

LName FName Address
ram Raj delhi-5
sonu Shiv delhi-5

To Delete a Row
  : 

Suppose the row with Lname="sonu" is needed to get deleted
.
DELETE FROM Person WHERE LName = 'sonu'

Result

LName FName Address
ram Raj delhi-5


To
Delete All the Rows
: This means that the table structure, attributes, and indexes will be drop.
DELETE FROM table_name

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Posted on: April 18, 2011

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