Name                                                   Last modified      Size  
 Parent Directory                                                            -   
 2. PARTITION BY clause.mp4                             2023-11-28 11:42   51M  
 1. Turn aggregate function to window function.mp4      2023-11-28 11:43   50M  
 3. Handling NULLs.mp4                                  2023-11-28 11:43   29M  
 4. The ORDER BY clause matters.mp4                     2023-11-28 11:43   47M  

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