sql - mysql dynamic var -

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How to create a query and set a dynamic var in the query for output.

Let's say I have a basic table with which 

  id | Name | Type | Location

Now I want to do a query and choose all the data very simple stuff 

  Select from   < / Pre> 
 Who will give me 
 
  1 | Batman | Sisifei | Line one 2 Matrix | Sisifei | Line B  
 
 Bit I want to add a dynamic row so that I can see a video of it. I.e. 
 
  id Name | Type | Location | Category 1 | Batman | Sisifei | Line one | Video 2 Matrix | Sisifei | Line b | Video  
 
 How can I add it to a query? 
 
 Hope that someone can give advice !! 
 
 Thanks in advance 
 

  SELECT *, from the 'video' ASS category Table

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