Vlad Mihalcea - Awesome SQL - tips and tricks for application developers

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  • เผยแพร่เมื่อ 6 ก.ย. 2024

ความคิดเห็น • 5

  • @ruixue6955
    @ruixue6955 3 ปีที่แล้ว +3

    9:14 derived table
    11:09 SQL standard timeline
    11:42 problem with derived table
    11:53 the more query I need to add in derived table, the *more they are nested and difficult to read*
    12:50 solution - CTE (common table expression)
    13:56 example of benifiting from *recursive common table expression*
    15:50 new requirement
    17:38 solution with SQL
    17:52 the 2nd level is also not difficult to get
    18:04 what if we need many levels
    18:21 SQL: WITH RECURSIVE
    19:27 recursive member
    20:47 Window functions

  • @holothuroid9111
    @holothuroid9111 4 ปีที่แล้ว +6

    Recursive queries just blew my mind.

  • @Ngadhundi
    @Ngadhundi 4 ปีที่แล้ว +4

    Cool Dracula cape.

    • @s1mpl3_
      @s1mpl3_ 3 ปีที่แล้ว +2

      Well, he's called Vlad and he's from Romania, so really nice touch imo.

  • @TowhidIslam
    @TowhidIslam ปีที่แล้ว

    ❤ and true 🎉