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drop temptable - is it mandatory..

Posted on 2016-08-09
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since temptable is session specific
#test
is it mandatory to drop it at the end of the code?
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Question by:25112
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Kyle Abrahams earned 2000 total points
ID: 41749289
It's nice, but not mandatory.

The #temp is stored in tempdb.  When the connection is closed it'll be deleted anyway.  But if you have an open connection that remains for a while it can use up disk space that's not needed.

And you learn something new every day:
http://sqlblog.com/blogs/paul_white/archive/2012/08/15/temporary-tables-in-stored-procedures.aspx

Note that just because you drop a temp table it still might be cached.
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