Q (sonnet-5.5): How many studies are in cBioPortal?

▶ clickhouse_run_select_query
{
 "query": "SELECT count() AS n_studies, sum(sample_count) AS total_samples FROM cancer_study"
}

◀ result
{"rows":[{"n_studies":548,"total_samples":414487}]}

═ answer (success)
There are **548 studies** in this cBioPortal instance. Together they contain about 414,000 samples. Some studies share patients or samples, so that total may count the same ones more than once.

You can browse them all on the [cBioPortal homepage](https://www.cbioportal.org).