Queries
Columnar storage makes aggregations fast.
What you will be able to do
- Filter on the sort key.
- Use count and sum.
- Limit high-cardinality grouping.
In plain English
Columnar storage makes aggregations fast.
- Filter on the sort key.
- Use count and sum.
- Limit high-cardinality grouping.
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EasyExplain it back
Answer from memory: What does columnar storage optimise?
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Knowledge checkQuestion 1
What does columnar storage optimise?
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