How long does it take to execute a stored procedure?
If I copy the code from stored procedure, declare params as variables and then execute the code it takes 10 sec. What’s wrong ? I am missing something here ? I am asking this because I use ADO.NET and I get a timeout error when I want to execute that stored procedure using ExecuteNonQuery.
How to query fast, but slow from procedure?
And failing that, have the stored procedure call a stored procedure, call a UDF, call a UDF, call a stored procedure, call a UDF to query the view. To sum up, the following run fast from QA, but slow when put into a stored procedure: |–Sort (ORDER BY: ( [Expr1020] ASC, [Currencies].
Why is the stored procedure version so slow?
I tried moving the definition of the view directly into the stored procedure (violating 3 business rules, and breaking an important encapsulation), and that makes it only about 6x slower. Why is the stored procedure version so slow?
How to know if SQL-SP is taking too long?
To investigate further you could run them both from management studio the stored procedure and the query version with the show query plan option turned on in management studio, then compare what area is taking longer in the stored procedure then when run as a query.
Elapsed time, in microseconds, for the most recently completed execution of this stored procedure. Minimum elapsed time, in microseconds, for any completed execution of this stored procedure. Maximum elapsed time, in microseconds, for any completed execution of this stored procedure.
Which is an example of estimated operator cost?
Estimated Operator Cost Calculation. Everywhere I have read says that the Estimated Operator Cost is the sum of the Estimated CPU Cost and the and the Estimated I/O Cost. However, in many operators I see, this is not the case. Here is an example:
How to calculate SQL Server estimated operator cost?
SELECT Column2 INTO Object1 FROM Object2 WHERE Column3 >= Variable2 AND Column3 <= Variable1 AND ( Column4 = Variable5 OR Variable5 = ? ) Yet SSMS shows this 0.073823 as the Estimated Operator Cost.