Symmetric hash join
From HandWiki
The symmetric hash join is a special type of hash join designed for data streams.[1][2]
Algorithm
- For each input, create a hash table.
- For each new record, hash and insert into inputs hash table.
- Test if input is equal to a predefined set of other inputs.
- If so, output the records.
- Test if input is equal to a predefined set of other inputs.
See also
References
![]() | Original source: https://en.wikipedia.org/wiki/Symmetric hash join.
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