A Select statement to test for null and empty fields

Question

1.00/5 (1 vote)

See more:

Dear Expert ,

A select statement to test for null or zero on 2 fields in a table and abort the process if they exist

and provide the list of incomplete record.

Table :: Trial

Fields :: idno name advance months
------------------------------------
          001  Pet  400     2
          002  jane         5
          003  hens 300     4
          004  pal  340
          007  sam

request.

1. The list of incomplete records (i.e.) :

idno name advance months
------------------------------------
002  jane         5
004  pal  340
007  sam

2. The process to abort if there is at least one incomple

Thanks

Posted 24-Sep-14 5:52am

Member 10744248

Updated 24-Sep-14 6:21am

PIEBALDconsult

v3

Add a Solution

Comments

PhilLenoir 24-Sep-14 12:13pm

What process? Please remember that we don't see your problem, only what you tell us. Selecting records where field IS NULL is the way to detect null values. If the data is not valid where the fields are null, make the field definitions "not null" and the data can never be created.

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)

PIEBALDconsult · Answer 1 · 2014-09-24T06:20:00

Solution 1

SQL

SELECT * FROM Trial WHERE advance IS NULL OR months IS NULL

Posted 24-Sep-14 6:20am

PIEBALDconsult

Comments

Member 10744248 25-Sep-14 1:08am

how do you handle when advance is '0' or month '0'

PIEBALDconsult 25-Sep-14 1:09am

Not in the spec.

ChauhanAjay · Answer 2 · 2014-09-24T15:17:00

Solution 2

Please try the below query.

SQL

SELECT * FROM Trial WHERE ISNULL(advance,'0')<>'0' OR ISNULL(months,'0')<>'0'

Hope it helps

Posted 24-Sep-14 15:17pm

ChauhanAjay