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Which Transact-SQL statement should you use?

You administer a database that includes a table named Customers that contains more than 750
rows. You create a new column named PartitionNumber of the int type in the table.
You need to assign a PartitionNumber for each record in the Customers table.You also need to
ensure that the PartitionNumber satisfies the following conditions:
Always starts with 1.
Starts again from 1 after it reaches 100.
Which Transact-SQL statement should you use?

Which Transact-SQL statement should you use?

You administer a Microsoft SQL Server 2012 database named ContosoDb. The database contains a
table named Suppliers and a column named IsActive in the Purchases schema. You create a new user
named ContosoUser in ContosoDb. ContosoUser has no permissions to the Suppliers table. You need
to ensure that ContosoUser can delete rows that are not active from Suppliers. You also need to
grant ContosoUser only the minimum required permissions. Which Transact-SQL statement should
you use?

Which Transact-SQL query should you use?

Your database contains a table named SalesOrders. The table includes a DATETIME column named
OrderTime that stores the date and time each order is placed. There is a non-clustered index on the
OrderTime column.
The business team wants a report that displays the total number of orders placed on the current
day.
You need to write a query that will return the correct results in the most efficient manner.
Which Transact-SQL query should you use?