4 ms·
In my case, the typical scenario is running aggregation and analytical functions over a small number of columns, while the number of rows is huge. The SQL synta
by scoresmoke 6y ago
In my case, the typical scenario is running aggregation and analytical functions over a small number of columns, while the number of rows is huge. The SQL syntax is the same, but the columnar storage model better fits this case. A good illustration is available in ClickHouse documentation: https://clickhouse.tech/docs/en/#why-column-oriented-databases-work-better-in-the-olap-scenario https://clickhouse.tech/docs/en/#why-column-oriented-databas....
- stilisstuk 6y agoThanks..reading the link. Edit: really interesting. That makes sense. But also a very strict set of requirements. Thanks.
- scoresmoke 6y agoJust as always, there is no silver bullet.