December 2017
Beginner to intermediate
264 pages
5h 38m
English
Content preview from Learning Google BigQuery
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Types of queries
Google offers two different types of queries. Interactive queries are BigQuery's most costly queries and will run as soon as possible when initiated. Users using Google's on-demand pricing will be subject to Google's concurrent query limits. These users can run 50 concurrent interactive queries and users can run 6 concurrent queries containing user-defined functions. Batch queries are less costly and do not count against concurrent query limits. These queries are run when resources are available; therefore, these queries might not run as soon as possible when initiated. If a query does not run within 24 hours, its priority is set to interactive.
User-defined functions can be developed in both JavaScript and SQL. They are ...
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