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I have read that hash tables are used to store databases , but how is this possible if databases rely on there being no collisions? I'm not clear in which situations hash tables can be reliably used.

Pranav Agarwal
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  • Hope this can help : [Qestion](http://stackoverflow.com/questions/730620/how-does-a-hash-table-work?rq=1) – Souad Feb 10 '17 at 11:01
  • Why is this tagged MySQL? Which MySQL feature are your referring to exactly? – Thilo Feb 10 '17 at 11:01
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    Possible duplicate of [How do HashTables deal with collisions?](http://stackoverflow.com/questions/4980757/how-do-hashtables-deal-with-collisions) – Thilo Feb 10 '17 at 11:02

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