Nov 13, 2012 · Can someone explain how the COALESCE function in TSQL works? The syntax is as follows COALESCE(x, y) The MSDN document on this function is pretty vague

Aug 6, 2018 · The SQL COALESCE() function can be described in a single sentence: COALESCE returns the first non-NULL value passed for each row. Please rephrase this sentence in a simple, …

A little help here. I really don't understand how to use this coalesce in MySQL I have read all the pages in page 1 result of how to use coalsece in google result. I know its meaning that it ret...

I’ve got a date column where some rows have got NULL values. I would like to use ISNULL or something like that to substitute those values with something like ‘N/A’, however, when I try to use …

Mar 11, 2009 · SQL Coalesce in WHERE clause Asked 16 years, 10 months ago Modified 16 years, 10 months ago Viewed 67k times

Aug 30, 2013 · COALESCE in MySQL and PostgreSQL neither evaluates its arguments more than once. At this point of time, I don't know how exactly SQL-standards define COALESCE. As we see …

Jun 4, 2009 · 250 Are there non obvious differences between NVL and Coalesce in Oracle? The obvious differences are that coalesce will return the first non null item in its parameter list whereas …

Sep 16, 2013 · What are the practical differences between COALESCE() and ISNULL(,'')? When avoiding NULL values in SQL concatenations, which one is the best to be used? Thanks!

Nov 1, 2012 · COALESCE() is literally shorthand for a CASE statement, they will perform identically. However, as podiluska mentioned, ISNULL() can be occasionally faster than a CASE statement, but …

Oct 5, 2013 · I'm new to sql server. I googled the use of coalesce and find out it is another words a replace of ISNULL. I came across a piece of code posted in the forum about the different uses of …