SQL NOT IN constraint and NULL values From the text of the question it appears that the problem was occurring in a SQL DML SELECT query, rather than a SQL DDL CONSTRAINT.

May 18, 2016 · In views on SQL server 2005, SUM (col1) will return NULL if any col1 value is NULL, and if you put ISNULL on the sum, it will just turn this NULL into 0, which is incorrect. This is a bad habit …

Jan 18, 2010 · here in this query I want to replace the values in Person.Contact of Adventureworks database with some new values. The below query case statement is working fine for other values but …

Jul 23, 2012 · 0 Both are correct if the values in the column are either greater than 0 or null. You can refer to this post if you want to know about the weird behavior of nulls in SQL Server.

Feb 26, 2015 · SQL And NULL Values in where clause Asked 15 years, 2 months ago Modified 10 years, 9 months ago Viewed 45k times

SQL Inner Join On Null Values Asked 15 years, 10 months ago Modified 2 years, 11 months ago Viewed 156k times

65 I tried to convert the (null) values with 0 (zeros) output in PIVOT function but have no success. Below is the table and the syntax I've tried:

In case a.colD is an empty string and b.colID is NULL the comparison would still evaluate to true, even though the two columns contain different values. In some cases you don't want to treat NULL and an …

Dec 21, 2017 · When you are working to export your data from Database to Flat file then you cant handle the null values of data type INT. Refer to this link where which data types handle the null …

Nov 20, 2009 · In a stored procedure (Oracle in my case), I want to add some values to an existing record. Problem is that both the existing value and the value to be added can be null. I only want the …