Jeff Moden

Forum Replies Created

Viewing 15 posts - 52,336 through 52,350 (of 59,098 total)

RE: Deadlock question

We had a similar problem at work... caused an average of 640 deadlocks per day with spikes to 4,000 per day. Here's how to fix it...
Step 1... Rewrite the...
--Jeff Moden
RBAR is pronounced "ree-bar" and is a "Modenism" for Row-By-Agonizing-Row.
First step towards the paradigm shift of writing Set Based code:
________Stop thinking about what you want to do to a ROW... think, instead, of what you want to do to a COLUMN.
Change is inevitable... Change for the better is not.
Helpful Links:
How to post code problems
How to Post Performance Problems
Create a Tally Function (fnTally)

February 27, 2008 at 7:38 am

#782516
RE: Are Views Slow ?

I agree with the others... it depends on two things... how they're written and how they're called.
One of the worst things you can do is create aggragate columns in a...
--Jeff Moden
RBAR is pronounced "ree-bar" and is a "Modenism" for Row-By-Agonizing-Row.
First step towards the paradigm shift of writing Set Based code:
________Stop thinking about what you want to do to a ROW... think, instead, of what you want to do to a COLUMN.
Change is inevitable... Change for the better is not.
Helpful Links:
How to post code problems
How to Post Performance Problems
Create a Tally Function (fnTally)

February 27, 2008 at 7:27 am

#782504
RE: Extracting a specific number of words from a string in sql

martin.griffiths (2/27/2008)
I'm currently trying to write a query that will extract the first two words from a string. I'm using charindex and substrings and it's getting quite messy! Has anyone...
--Jeff Moden
RBAR is pronounced "ree-bar" and is a "Modenism" for Row-By-Agonizing-Row.
First step towards the paradigm shift of writing Set Based code:
________Stop thinking about what you want to do to a ROW... think, instead, of what you want to do to a COLUMN.
Change is inevitable... Change for the better is not.
Helpful Links:
How to post code problems
How to Post Performance Problems
Create a Tally Function (fnTally)

February 27, 2008 at 7:22 am

#782502
RE: Totals to date

Adam Haines (2/26/2008)
Thanks for pointing that out. It makes sense as the clustered index actually affects the sorting of the data.
In this case, the sorting of the...
--Jeff Moden
RBAR is pronounced "ree-bar" and is a "Modenism" for Row-By-Agonizing-Row.
First step towards the paradigm shift of writing Set Based code:
________Stop thinking about what you want to do to a ROW... think, instead, of what you want to do to a COLUMN.
Change is inevitable... Change for the better is not.
Helpful Links:
How to post code problems
How to Post Performance Problems
Create a Tally Function (fnTally)

February 27, 2008 at 7:06 am

#782484
RE: Not sure of best way to select different status values

meichner (2/27/2008)
Matt's method worked perfectly.
Does that mean that you're all set or is there still a problem?
--Jeff Moden
RBAR is pronounced "ree-bar" and is a "Modenism" for Row-By-Agonizing-Row.
First step towards the paradigm shift of writing Set Based code:
________Stop thinking about what you want to do to a ROW... think, instead, of what you want to do to a COLUMN.
Change is inevitable... Change for the better is not.
Helpful Links:
How to post code problems
How to Post Performance Problems
Create a Tally Function (fnTally)

February 27, 2008 at 7:02 am

#782483
RE: MSSQL 2000

Lookup "hierarchical queries [SQL Server]" in Books Online... what you're asking for is how to expand a hierarchy...
--Jeff Moden
RBAR is pronounced "ree-bar" and is a "Modenism" for Row-By-Agonizing-Row.
First step towards the paradigm shift of writing Set Based code:
________Stop thinking about what you want to do to a ROW... think, instead, of what you want to do to a COLUMN.
Change is inevitable... Change for the better is not.
Helpful Links:
How to post code problems
How to Post Performance Problems
Create a Tally Function (fnTally)

February 26, 2008 at 8:14 pm

#782337
RE: Converting from a string (pulled from xml) to datetime

There's a style #126 in 2k... but no style #127... at least none that I can see under CONVERT in BOL...
--Jeff Moden
RBAR is pronounced "ree-bar" and is a "Modenism" for Row-By-Agonizing-Row.
First step towards the paradigm shift of writing Set Based code:
________Stop thinking about what you want to do to a ROW... think, instead, of what you want to do to a COLUMN.
Change is inevitable... Change for the better is not.
Helpful Links:
How to post code problems
How to Post Performance Problems
Create a Tally Function (fnTally)

February 26, 2008 at 8:07 pm

#782336
RE: User Function

Ummm... why is Cross-Apply necessary here? Seems to be a bit of overkill when the simple substrings would probably do just fine...
--Jeff Moden
RBAR is pronounced "ree-bar" and is a "Modenism" for Row-By-Agonizing-Row.
First step towards the paradigm shift of writing Set Based code:
________Stop thinking about what you want to do to a ROW... think, instead, of what you want to do to a COLUMN.
Change is inevitable... Change for the better is not.
Helpful Links:
How to post code problems
How to Post Performance Problems
Create a Tally Function (fnTally)

February 26, 2008 at 7:45 pm

#782335
RE: script or way to find 'Hint' and keyword from SPs

Something like this will get you started...
SELECT OBJECT_NAME(sc.ID) AS Name,
so.XType,
sc.Text
FROM...
--Jeff Moden
RBAR is pronounced "ree-bar" and is a "Modenism" for Row-By-Agonizing-Row.
First step towards the paradigm shift of writing Set Based code:
________Stop thinking about what you want to do to a ROW... think, instead, of what you want to do to a COLUMN.
Change is inevitable... Change for the better is not.
Helpful Links:
How to post code problems
How to Post Performance Problems
Create a Tally Function (fnTally)

February 26, 2008 at 7:33 pm

#782333
RE: Calculate the Hour and Time between two dates

Just a different approach... note that this is only good if within 60 minutes as the OP seemed to indicate wanting... (09:13)...
DECLARE @StartDate DATETIME
DECLARE @EndDate DATETIME
SET...
--Jeff Moden
RBAR is pronounced "ree-bar" and is a "Modenism" for Row-By-Agonizing-Row.
First step towards the paradigm shift of writing Set Based code:
________Stop thinking about what you want to do to a ROW... think, instead, of what you want to do to a COLUMN.
Change is inevitable... Change for the better is not.
Helpful Links:
How to post code problems
How to Post Performance Problems
Create a Tally Function (fnTally)

February 26, 2008 at 7:11 pm

#782327
RE: Help With Update Query

Nicely done folks...
--Jeff Moden
RBAR is pronounced "ree-bar" and is a "Modenism" for Row-By-Agonizing-Row.
First step towards the paradigm shift of writing Set Based code:
________Stop thinking about what you want to do to a ROW... think, instead, of what you want to do to a COLUMN.
Change is inevitable... Change for the better is not.
Helpful Links:
How to post code problems
How to Post Performance Problems
Create a Tally Function (fnTally)

February 26, 2008 at 7:00 pm

#782324
RE: Not sure of best way to select different status values

That's because you didn't do like Matt did... you must include a delimiter on either side of what you're searching for...
--Jeff Moden
RBAR is pronounced "ree-bar" and is a "Modenism" for Row-By-Agonizing-Row.
First step towards the paradigm shift of writing Set Based code:
________Stop thinking about what you want to do to a ROW... think, instead, of what you want to do to a COLUMN.
Change is inevitable... Change for the better is not.
Helpful Links:
How to post code problems
How to Post Performance Problems
Create a Tally Function (fnTally)

February 26, 2008 at 6:50 pm

#782323
RE: Totals to date

Ummm... looking back at some of the code in this thread...
Make sure that the INDEX you're using in the hint is a clustered index... there's the possibility that a...
--Jeff Moden
RBAR is pronounced "ree-bar" and is a "Modenism" for Row-By-Agonizing-Row.
First step towards the paradigm shift of writing Set Based code:
________Stop thinking about what you want to do to a ROW... think, instead, of what you want to do to a COLUMN.
Change is inevitable... Change for the better is not.
Helpful Links:
How to post code problems
How to Post Performance Problems
Create a Tally Function (fnTally)

February 26, 2008 at 6:30 pm

#782321
RE: Export Data to Excel

It just works that way... you can execute just about any stored procedure the same way. It's like doing a PRINT to do an immediate calculation.
But if you mix...
--Jeff Moden
RBAR is pronounced "ree-bar" and is a "Modenism" for Row-By-Agonizing-Row.
First step towards the paradigm shift of writing Set Based code:
________Stop thinking about what you want to do to a ROW... think, instead, of what you want to do to a COLUMN.
Change is inevitable... Change for the better is not.
Helpful Links:
How to post code problems
How to Post Performance Problems
Create a Tally Function (fnTally)

February 26, 2008 at 6:25 pm

#782319
RE: Need a View to calculate Occupancy

Heh... no problem... I just like thoughtful code that helps the OP... the approaches to the problem were interesting.
--Jeff Moden
RBAR is pronounced "ree-bar" and is a "Modenism" for Row-By-Agonizing-Row.
First step towards the paradigm shift of writing Set Based code:
________Stop thinking about what you want to do to a ROW... think, instead, of what you want to do to a COLUMN.
Change is inevitable... Change for the better is not.
Helpful Links:
How to post code problems
How to Post Performance Problems
Create a Tally Function (fnTally)

February 26, 2008 at 6:21 pm

#782318

Viewing 15 posts - 52,336 through 52,350 (of 59,098 total)