⟩ What is ON DELETE CASCADE?
When ON DELETE CASCADE is specified Oracle maintains referential integrity by automatically removing dependent foreign key values if a referenced primary or unique key value is removed.
When ON DELETE CASCADE is specified Oracle maintains referential integrity by automatically removing dependent foreign key values if a referenced primary or unique key value is removed.
How do you prevent Oracle from giving you informational messages during and after a SQL statement execution?
How do you prevent output from coming to the screen?
How do you generate file output from SQL?
How do you set the number of lines on a page of output? The width?
Tell me what is SQL Server VSS Writer?
Please explain why would you call Update Statistics?
How to start SQL Server in different modes?
Tell me why would you use SQL Agent?
Tell us about your SQL Server DBA Experience?
Do you know what happens on checkpoint?