• Description: Removes specified characters from the beginning and/or end of a string.
  • Purpose: Cleaning up data inputs.
  • Syntax: TRIM([LEADING | TRAILING | BOTH] trim_character FROM string)
  • Parameters:
    • trim_character: Character to trim (defaults to space).
    • string: The source string.
  • Returns: The cleaned string.
  • Example: TRIM(' ' FROM ' Hello ') returns 'Hello'.
  • Notes: Can specify leading, trailing, or both.
  • Use Case: Cleaning user inputs before processing.

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