• Check in the column of the database if there is any invalid data.
  • Try to enter the wrong data into the table, and notice how the insertion behaves.
  • Check if, in the reference tables, triggers are working fine.
  • Check the actual result in the main table, when you insert the child record before inserting the parent record.
  • What would happen if a user delete records derived from another table?
  • Check if the data in two or more replicated servers are in sync.
BY Best Interview Question ON 10 Jan 2022