Search in Tags Set in MySQL

Lets say you have a table with field called "tags" that consists from tags separated by commas and you want to check whether it includes a required tag. Here the simplest ways of doing that.

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  1. -- 1st way
  2. SELECT *
  3. FROM TABLE
  4. WHERE FIND_IN_SET(" '.$tag.'", CONCAT(" ", TABLE.tags))
  5. LIMIT 1;
  6.  
  7. -- 2st way
  8. SELECT *
  9. FROM TABLE
  10. WHERE '.$tag.' IN(TABLE.tags)
  11. LIMIT 1;
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