group (hash)
Short Description
The group (hash) node is used for group function such as COUNT(), MAX(), MIN() SUM() or AVG().
Detailed Description​
A group function such as COUNT(), MAX(), MIN() SUM()
or AVG()
is being executed and a hash table is used to perform the aggregation.
Additional Links​
- CockroachDB Docs - Aggregate functions
- CockroachDB Docs - Supported Join Algorithms
- CockroachDB Docs - Cost Based Optimizer
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