Un-Answered Questions { Databases }

On friday, you issued several insert statements using query analyzer. You then verified the data had been correctly entered with a select statement on monday, your users report that the data is not there what happened?

565


Explain the cube operator?

601


How would you design a database for an online site, which would average a million hits a day?

576


What are the constraints on severity level in raiseerror?

582


Why does this query return 0?

623


Which four data types cannot be used as a return type from a user-defined function?

581


How can you log an error to the server event log from a stored procedure?

557


If a column is an image value type, how you can compare column values? How can you use this column in join clause?

590


You have two tables with a one to many join based on a field named id. You need to find records in the parent table that are not represented in the child table. how would you accomplish this?

591


You have a table with three columns: amount1, amount2, and amount3 in a single row only one of these three columns will have a value and the other two will be null. Write a sql query to retrieve the values from these columns?

547


How can I detect whether a given connection is blocked?

581


The count() function always returns a int value type what should you do if you need to count rows from a query which you know will return a value that is too large for an int value type?

576


Explain the rollup operator?

612


How many types of stored procedures are there in sql server?

558


What is the purpose of linked server configuration in sql server?

553