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Find Consecutive Alphabetical Characters in String — From SQL to SPL #28

  • Task: Find strings in a database table that contain at least 5 consecutive letters sorted alphabetically.
  • SQL requires nested subqueries and CONNECT BY to simulate sequences, while SPL provides direct sequence calculation functions.
  • In SPL, the string is split into a sequence by character, and the longest substring with consecutive letters in ascending order with a length of 5 or more is selected.
  • SPL's approach is more straightforward and efficient compared to SQL for this task.

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