Question: SQL 1. Delete from the table Customers_Statistics all the customers that have not placed any orders 2. Modify the table and change the column definition

SQL

1. Delete from the table Customers_Statistics all the customers that have not placed any orders 2. Modify the table and change the column definition of Number_of_Items to a column that cannot be NULL

4.Modify the table and change the column definition of Number_of_Orders to a column that has a default value 0

3.Truncate table Customers_Statistics. Can you still see the table definition? What about the data?

4. Drop table Customers_Statistics. Can you still see the table definition?

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