תאריך: 25 אוקטובר, 2011 | מאת: Madeira
The first person to answer correctly on the following quiz will win a free ticket to one of the following courses:
For more info on these courses, see the courses catalog.
When you send us your answer, don’t forget to mention which course you want, in case you win!
Here’s the Quiz:
How come the exact same data is spread in the first table over one Data Page and in the second table spread over two Data Pages?
CREATE TABLE #MyFirstTable ( Id INT NOT NULL IDENTITY(1,1), Data NCHAR(1000) NOT NULL ) GO CREATE TABLE #MySecondTable ( Id INT NOT NULL IDENTITY(1,1), Data NCHAR(1000) NOT NULL ) GO -- Insert very important data into #MyFirstTable, Use one Insert INSERT INTO #MyFirstTable ( Data ) SELECT N'Win' UNION ALL SELECT N'A' UNION ALL SELECT N'Free' UNION ALL SELECT N'Ticket' GO -- Check how many pages #MyFirstTable uses DBCC IND (2, '#MyFirstTable', -1) GO -- Insert the same very important data into #MySecondTable, Use multiple Inserts INSERT INTO #MySecondTable (Data) SELECT N'Win' GO INSERT INTO #MySecondTable (Data) SELECT N'A' GO INSERT INTO #MySecondTable (Data) SELECT N'Free' GO INSERT INTO #MySecondTable (Data) SELECT N'Ticket' GO -- Check how many pages #MySecondTable uses DBCC IND (2, '#MySecondTable', -1) GO
Good Luck !
If you don’t know the answer but still want to register, press here.
היי, מעניין ביותר.יש לי השערה אבל אחכה לתשובה מושכלת יותר.
תודה.