Jeff Moden

Forum Replies Created

Viewing 15 posts - 2,296 through 2,310 (of 59,091 total)

Reply To: Struggle Bus - Varbinary(max) Performance Suggestions?

How deep does identical data occur from the left side of the VARBINARY(MAX)? You might be able to speed things up a bit by sorting, say, only the left 50...
--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)

December 16, 2022 at 5:52 am

#4126343
Reply To: A question about unique keys

wrote:
How to convert long data to wide data in SQL without using hard coding?
Regards
Like I suggested on the other thread, Manish, open a separate thread for your own question.
[EDIT]...
--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)

December 16, 2022 at 5:47 am

#4126341
Reply To: record loading

Jeffrey Williams wrote:
Correct, you convert the local time to UTC then perform the conversion to Unix timestamp.
In fact, the numeric timestamp is only UTC by convention. There is nothing inherent in...
--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)

December 16, 2022 at 5:36 am

#4126335
Reply To: record loading

Manish_Bose wrote:
Have a doubt regarding converting long data to wide data in SQL with out using hard coding?
Regards
Manish Bose
You should open your own post, Manish, so that it doesn't "get...
--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)

December 16, 2022 at 5:17 am

#4126330
Reply To: Are You Still Using Portable Drives?

Back in the '90's at work, I had to have a reel to reel tape reader, a CD reader, a special optical reader, and multiple floppy drives, and a special...
--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)

December 16, 2022 at 5:12 am

#4126329
Reply To: record loading

"It Depends" on what you're talking about. If you're on Eastern Time and you want the correct data based on a UNIX timestamp, then you need to convert your local...
--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)

December 16, 2022 at 4:47 am

#4126319
Reply To: record loading

Jeffrey Williams wrote:
I am not even sure what your function is trying to do here - or why you would even care about UTC. The UNIX timestamp is an offset in...
--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)

December 16, 2022 at 2:47 am

#4126290
Reply To: get a substring value from string

The new STRING_SPLIT with the 3rd operand is great for this. The old STRING_SPLIT without it is not. Even MS has stated that the order of the output is NOT...
--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)

December 15, 2022 at 9:27 pm

#4126236
Reply To: Need to create a procedure under a db

And what kind of stored procedure? Is it for DBAs/Maintenance, etc or is it "production" code or ???

--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)

December 15, 2022 at 9:18 pm

#4126234
Reply To: SQL Syntax for BETWEEN any dates and specific time

Agreed.
--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)

December 14, 2022 at 9:01 pm

#4125693
Reply To: record loading

Bruin wrote:
So make call in open query to get the int value of t_stamp then use that as the driver in query..
If I'm understanding what you wrote above correctly (it's...
--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)

December 14, 2022 at 8:27 pm

#4125684
Reply To: SQL Syntax for BETWEEN any dates and specific time

Most of these are not SARGable. I wonder if the TIME conversion is (Like DATE and DATETIME supposedly is).
If this is a regular thing, I'm with Piet... persisted computed column.
--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)

December 13, 2022 at 11:45 pm

#4125240
Reply To: 10 years as Sql server dba but still fears of Interview and lack of Confidence

anoop.mig29 wrote:
Hi jeff thanks for advice , i went by website you suggested geeks for geeks and i found it to more for programmers . .I didnt see anything related...
--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)

December 13, 2022 at 11:39 pm

#4125239
Reply To: Page 1 or 2 Unavailable

Thanks for the update, Steve.

--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)

December 13, 2022 at 11:29 pm

#4125236
Reply To: record loading

And, I didn't read Jeffrey Williams post before I posted (I was responding to a post on the first page of this thread). He's spot on about the Unix TimeStamp...
--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)

December 13, 2022 at 10:41 pm

#4125202

Viewing 15 posts - 2,296 through 2,310 (of 59,091 total)