114. Databricks | Pyspark| Performance Optimization: Re-order Columns in Delta Table

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  • Опубликовано: 1 дек 2024

Комментарии • 23

  • @passions9730
    @passions9730 Год назад +1

    Finally ur back..

  • @diogenes_finotti
    @diogenes_finotti Год назад

    Hi,
    Thanks for sharing those features!
    It helped me a lot

  • @SriRamTrading
    @SriRamTrading 6 месяцев назад +1

    It's good and new for me as per my experience but here I think how it's make performance optimization

    • @rajasdataengineering7585
      @rajasdataengineering7585  6 месяцев назад

      Pls watch the complete video and you will understand how it improves performance

    • @SriRamTrading
      @SriRamTrading 6 месяцев назад

      @@rajasdataengineering7585 in simple it just change the order of column, correct me if m wrong

  • @AshokKumar-ji3cs
    @AshokKumar-ji3cs Год назад

    Welcome back brother

  • @vineethreddy.s
    @vineethreddy.s Год назад

    At 13:19 how are you able to append the data with the schema being different. Shouldn't we use mergeSchema?

  • @pde.joggiri
    @pde.joggiri Год назад +1

    Hi sir
    FSCK vs MSCK please explain?
    We mostly face manual file delete error/ file not found error and FSCk resolve the issue
    When can we use MSCK

  • @abhishekjoshi48
    @abhishekjoshi48 Год назад

    Hello Sir,
    Thank you for video, I have requirements where I need to change datatype of column instead of long it should be string what would be the possible ways?

  • @bachannigam4332
    @bachannigam4332 Год назад +1

    Will u recommend any book ?

  • @AtoZcontent5882
    @AtoZcontent5882 Год назад

    For delta don't specified using delta it will take automatically you can check also using describe extended command.

  • @vidyasagar6597
    @vidyasagar6597 Год назад

    Hi sir,
    Can you please create a vedio on why and when we opt for different scripting pyspark or scala or java or R.. what's the difference?

  • @sambitmohanty1758
    @sambitmohanty1758 Год назад +1

    Hi can you please make a video on DE project end to end

    • @rajasdataengineering7585
      @rajasdataengineering7585  Год назад +1

      Hi, I have already created couple of videos on this requirement. You can check if that helps you
      ruclips.net/video/dxxXWe4gNTo/видео.html
      ruclips.net/video/Ia6fDlhlKXQ/видео.html