Q (sonnet): How many studies are in cBioPortal?

▶ clickhouse_run_select_query
{
 "query": "SELECT count(*) AS num_studies FROM cancer_study"
}

◀ result
{"rows":[{"num_studies":548}]}

═ answer (success)
There are **548 studies** currently loaded in this cBioPortal database instance.

Note: this reflects the studies available in this particular deployment/database — the public cbioportal.org instance may have a different (often larger, continuously updated) count. If you'd like, you can browse the full list at [cBioPortal](https://www.cbioportal.org/datasets).