T-SQL - Using Column Name in where condition without any references when having multiple tables that are engaged using multiple joins.

Question

0.00/5 (No votes)

See more:

Hi All,

I am a newbie for T-Sql, I came across a SP where multiple tables are engaged using multiple joins but the where clause contain a column field without any table reference and assigned for an incoming variable,like

where 'UserId = @UserId'

instead - no table reference like 'a.UserId = @Userid' ............ Can any please do refer to me any material that clears my mind regarding such issue................... help is appreciated.

Thank You.

Posted 27-Apr-14 21:45pm

waleed ahmed wadkar

Add a Solution

2 solutions

Add a Solution

Add your solution here

Treat my content as plain text, not as HTML

Preview 0

…

Existing Members

Sign in to your account

...or Join us

Download, Vote, Comment, Publish.

Your Email
Password
Forgot your password?

Your Email
This email is in use. Do you need your password?
Optional Password

I have read and agree to the Terms of Service and Privacy Policy
Please subscribe me to the CodeProject newsletters

When answering a question please:

Read the question carefully.
Understand that English isn't everyone's first language so be lenient of bad spelling and grammar.
If a question is poorly phrased then either ask for clarification, ignore it, or edit the question and fix the problem. Insults are not welcome.
Don't tell someone to read the manual. Chances are they have and don't get it. Provide an answer or move on to the next question.

Let's work to help developers, not make them feel stupid.

This content, along with any associated source code and files, is licensed under The Code Project Open License (CPOL)

DamithSL · Accepted Answer · 2014-04-27T21:50:00

Solution 1

if same column name exist in multiple tables you cant use column name directly. otherwise you can use.

Posted 27-Apr-14 21:50pm

DamithSL

pallelokanathareddy · Accepted Answer · 2014-04-27T21:52:00

Solution 2

You can use column name directly without using fullname of the column or aliastable name along with column name when only one column is existing in all the tables which are participating in the join . I have written few more such questions in sql interview questions and answers [^]

Posted 27-Apr-14 21:52pm

pallelokanathareddy