sql query for Delete Command

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If There is a relation between two tables then how to delete a row from main table(related records also should be deleted from related table).How can we write sql query...?

Posted 4-Aug-11 4:15am

yarakiran

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Abhinav S · Answer 1 · 2011-08-04T04:26:00

Solution 1

You can use have a foreign key to the other table with the CASCADE option on.
See here[^] to read more about this.

Posted 4-Aug-11 4:26am

Abhinav S

Comments

[no name] 4-Aug-11 10:50am

Exactly the same thing I said with the same link.

Abhinav S 4-Aug-11 13:04pm

I suppose we both posted at the same time.

yarakiran 4-Aug-11 10:52am

THANKS ITS WORKING

Not Active · Answer 2 · 2011-08-04T04:29:00

Solution 2

First of all if this is a requirement then you should have the the tables configure to support it, on delete cascade[^]

Otherwise

SQL

DELETE FROM child_table
WHERE parentID = @ID

DELETE FROM table
WHER id = @ID

Posted 4-Aug-11 4:29am

Not Active