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Google Cloud Certified Professional Data Engineer · Google Cloud
Select one answer.
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C is the answer https://cloud.google.com/bigquery/docs/best-practices-costs
C only make sense
https://cloud.google.com/bigquery/docs/best-practices-costs Applying a LIMIT clause to a SELECT * query does not affect the amount of data read. You are billed for reading all bytes in the entire table, and the query counts against your free tier quota. A and D doesnt make sense Its C, when you want to select by a partition you should write something like: CREATE TABLE `blablabla.partitioned` PARTITION BY DATE(timestamp) CLUSTER BY id AS SELECT * FROM `blablabla`