Can you use a temp table in dynamic SQL?
While you cannot dynamically create a temp table and then use that temp table outside of the scope of the dynamic execution, there is a trick you can do to work around this issue. You can simply create a static temp table and then dynamically change it’s columns. This includes adding and removing columns dynamically.
Can we use dynamic SQL in function in SQL Server?
You can’t execute dynamic sql in user defined functions. Only functions and some extended stored procedures can be executed from within a function.
How to create temp table with dynamic SQL?
To create a temp table that is filled by a dynamic query, use global temp tables like this example. For the select into statement to work, you need to make sure every column from the select has a name. Do not forget to drop the temp table when your done. Thanks for contributing an answer to Stack Overflow!
Do you have to create a temp table first?
PS 2: Sorry for my poor English level, I tried my best to elaborate it more clearly. without having to create the temp table with fixed columns first. You don’t have to create the temp table or specify the columns first, just select into the temp table and it will be created on the fly.
When to use global temporary tables in SQL?
When you run the above statement it will give us the following error: Invalid object name ‘#TempTable’. The solution to this situation is to use Global Temporary Tables. Let us see the following demonstration, where when we create Temp Table outside ad-hoc SQL, it works just fine.
Can you use null in a dynamic temp table?
You can still use these with the dynamically created temp table. The null above is just to give the 2nd select the same number of columns as the first (I used both selects from your post); this is a requirement for UNION. Thanks for contributing an answer to Stack Overflow!