what's difference between linear, binary and hash access?
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The sub-query contained in the query requests values from the outside query, creating a loop.
DELETE TABLE is a logged operation, so the deletion of each row gets logged in the transaction log, which makes it slow. TRUNCATE TABLE also deletes a ...
SELECT TOP 1 salary FROM (SELECT DISTINCT TOP 6 salary FROM employee
ORDER BY salary DESC) a ORDER BY salary
ORDER BY salary DESC) a ORDER BY salary
A question where every coder/DBA/QA and Tester should now about
Recent question for DBA position in NYC. My answer about Pivot tables in Excell didn't work very well. Interviewer was keep asking about what is cross ...
A parameterized query is a query in which at least one of the fields of the WHERE clause is parameterized, i.e., the value of the field is specified b ...
When you create a standard database checkpoint using ODBC (Microsoft Query), you can add parameters to an SQL statement to parameterize the checkpoint ...