Say you want to do multiple counts on a table in the same query. In BigQuery you can use the
countif function. This approach is very similar to the
filter command in Postgres.
select count(1), -- all posts countif(type = 'story'), -- all stories countif(type = 'comment'), -- all comments on existing story countif(type = 'poll'), -- all polls countif(type = 'job') -- all jobs posted from `bigquery-public-data.hacker_news.full`
In case you want to try this at home, we're using a BigQuery public dataset on Hacker News in our example above.
The results as of this writing:
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