"SELECT UNIQUE city FROM customers" will return what data set?

Which of the following is NOT an aggregate function in SQL Server?

'SELECT name FROM t1 UNION SELECT name FROM t2 ' is the same as 'SELECT DISTINCT name FROM t1 UNION ALL SELECT DISTINCT name FROM t2'

A relationship that identifies that a column contains primary key values from another table is referred as what?

All Database Backup/Restore Related information stored in which system database?

'Unique Constraint' can be created on a column that accepts NULL

Which query will be used for a particular column of a table, if 'Reading' is to be replaced by 'Writing'?

You want to select a row using cursors in the table 'qlist'. Which of the following statements DECLARES a cursor 'qselect' to perform the desired operation?

Consider the following query: Select name from employees where name like '%_n_' Which names will be displayed?

Which of the following is not an Aggregate function?

Which level of data abstraction describes the data that is stored in the database and their corresponding relationships?