Comments on: SQL SERVER – Query Hint – Contest Win Joes 2 Pros Combo (USD 198) – Day 1 of 5

By: Here comes my Free Copy of Joes 2 Pros Combo – Courtesy Pinal Dave « Datta's Ramblings on Business Intelligence 'N' Life

Sun, 09 Sep 2012 11:42:52 +0000

[...] are the questions asked during each day of the contest: Day 1 of 5 | Day 2 of 5 | Day 3 of 5 | Day 4 of 5 | Day 5 of [...]

By: SQL SERVER – Winners – Contest Win Joes 2 Pros Combo (USD 198) « SQL Server Journey with SQL Authority

Mon, 20 Aug 2012 01:31:20 +0000

[...] 1: Prasanna kumar.D [Favorite [...]

By: NagendRa Kambli

NagendRa Kambli — Fri, 17 Aug 2012 05:59:26 +0000

Which of the following queries will return dirty data?
Ans : b
India

By: Ankit Shah

Ankit Shah — Thu, 16 Aug 2012 16:33:32 +0000

Which of the following queries will return dirty data?
Ans : a And b
USA

From MSDN NOLOCK Is equivalent to READUNCOMMITTED

http://msdn.microsoft.com/en-us/library/ms187373.aspx

By: Uday Bhoopalam

Uday Bhoopalam — Tue, 14 Aug 2012 16:45:19 +0000

Uncommitted transactions are refered to as dirty data. SQL Server manages

By: Uday Bhoopalam

Uday Bhoopalam — Mon, 13 Aug 2012 21:29:43 +0000

question: Which of the following queries will return dirty data?
Answer is B: Select * from Table1 (NOLOCK) will return dirty data.

Country: USA

Thank You
Uday

By: Jignesh

Jignesh — Mon, 13 Aug 2012 04:03:28 +0000

Question :
Which of the following queries will return dirty data?

b) SELECT * FROM Table1 (NOLOCK)

Favorite Article:
SQL Joes 2 Pros Development Series – Wildcard – Querying Special Characters

By: Jahid

Jahid — Sat, 11 Aug 2012 05:22:37 +0000

Ans:
B) nolock means every data will retrives whether its commited or not.
Country: india

By: S Kumar

S Kumar — Sat, 11 Aug 2012 03:21:17 +0000

Hi Pinal,
I liked the additional hint – SQL Joes 2 Pros Development Series – Dirty Records and Table Hints as in this blog it is mentioned very clear for dirty records.

Best Regards,
S Kumar

By: SQL SERVER – Contest – Summary of 5 Day and Additional Information « SQL Server Journey with SQL Authority

Sat, 11 Aug 2012 01:30:46 +0000

[...] Query Hint – Contest Win Joes 2 Pros Combo (USD 198) – Day 1 of 5 [...]

By: P.Anish Shenoy

P.Anish Shenoy — Fri, 10 Aug 2012 07:00:51 +0000

Hi Sir,

SQL Joes 2 Pros Development Series – Wildcard – Querying Special Characters
and
SQL Joes 2 Pros Development Series – Dirty Records and Table Hints

are my favourite links that is in my book marks.. :)
Just loved the way the concept is explained

Regards,
Anish Shenoy,
Quadwave,
Bangalore

By: Fazal Vahora

Fazal Vahora — Tue, 07 Aug 2012 05:15:18 +0000

Dear Sir,

OPtion B is the correct answer.

Thanks,
Fazal Vahora

By: Database Tutor

Database Tutor — Mon, 06 Aug 2012 17:15:49 +0000

Option B is the right answere becoz in sql server we use “with ()” for giving query hint in query.In above example its also giving query hint to read dirty records with nolock

By: infoindiaonline

infoindiaonline — Mon, 06 Aug 2012 16:50:40 +0000

Hi Pinal,
I liked “SQL Joes 2 Pros Development Series – Wildcard – Querying Special Characters” which was a bit tricky one and very nicely explained too.

By: Aashu

Aashu — Mon, 06 Aug 2012 16:41:39 +0000

Hi Pinal,
I liked Querying Special Characters which was a bit tricky one and very nicely explained too.

By: gmbalajibelaji

gmbalajibelaji — Mon, 06 Aug 2012 12:04:47 +0000

option A, because a dirty read occurs when a transaction is allowed to read data from a row that has been modified by another running transaction and not yet committed.

By: Ganesh narim

Ganesh narim — Mon, 06 Aug 2012 12:02:04 +0000

Hi sir,

This is very interesting event and i would like “SQL Joes 2 Pros Development Series – Dirty Records and Table Hints” because as stated in that blog post your answer for the question is pretty much sure and lots of people given the correct answer but as i read the hole comments i’m very much comfortable with the question and your answer…!!!!

Thanks
Ganesh N

By: Prasanna kumar.D

Prasanna kumar.D — Mon, 06 Aug 2012 09:33:39 +0000

Hi Pinal Dave,

SQL SERVER – Tips from the SQL Joes 2 Pros Development Series – Row Constructors – Day 6 of 35

I have seen this post. Its very nice to add more record in a single query. And also I have used in my project also.

By: Kalyanasundaram.K

Kalyanasundaram.K — Mon, 06 Aug 2012 07:07:33 +0000

Hi Pinal,

I am interested to this contest. One of the winner in August 2011 contest.[Day 26]

In Addition Hints Section from SQL Server Joes 2 Pros Volume 1, i had check with all the links and my favorite link as below :

SQL SERVER – Tips from the SQL Joes 2 Pros Development Series – Finding Apostrophes in String and Text – Day 3 of 35

Reason : Most of the technical guys are just struck to face this difficulties in their working scenarios. Its simple thing but most of them feel difficult at the time of facing first time in their working environment.

By: RASHMIKA VAGHELA

RASHMIKA VAGHELA — Mon, 06 Aug 2012 06:32:15 +0000

I dont think so

By: RASHMIKA VAGHELA

RASHMIKA VAGHELA — Mon, 06 Aug 2012 06:31:30 +0000

OPTION D

By: GULAM MALIK

GULAM MALIK — Mon, 06 Aug 2012 06:24:22 +0000

Option B is the correct answer. Because if u don’t put a lock on the records and at the same time if multiple users are concurrently accessing / updating the data then it will lead to the dirty reads