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GOOGLE-BIGQUERY QUESTIONS

Bigquery streaming inserts using dataflow with null fields
Bigquery streaming inserts using dataflow with null fields
Does that help To provide a row with a null value for a NULLABLE field, simply omit the field from the row that you are inserting. For your second example, a REPEATED field (or an ARRAY in SQL terms) cannot have a null element. To model an array of N
TAG : google-bigquery
Date : November 07 2020, 03:01 PM , By : S. Chowdhury
_TABLE_SUFFIX string comparisonwith integer
_TABLE_SUFFIX string comparisonwith integer
I wish this helpful for you When we want to get year after 2015 table, isn't that a numeric comparison not string comparison?
TAG : google-bigquery
Date : October 23 2020, 08:10 PM , By : John Micheals
Regex capture only symbols
Regex capture only symbols
hope this fix your issue Anyone know the appropriate Regex to grab any symbols (such as . / _ etc). I'm trying to extract anything that doesn't look like 1-3 complete words. , You can use REGEXP_CONTAINS(line, r'[./_]') See example below
TAG : google-bigquery
Date : October 20 2020, 08:10 AM , By : Giled
How to run dynamic second query in google cloud dataflow?
How to run dynamic second query in google cloud dataflow?
will be helpful for those in need You cannot do this with the existing sources, unfortunately. Your options here are two: You manually call the BQ API from a ParDo. You write a complex SQL query that does this for you.
TAG : google-bigquery
Date : October 19 2020, 08:10 PM , By : user2173874
Concatenating arrays in bigquery with empty arrays
Concatenating arrays in bigquery with empty arrays
may help you . I have a table that looks like this:
TAG : google-bigquery
Date : October 19 2020, 08:10 AM , By : user2174098
Big Query Deduplication query example explanation
Big Query Deduplication query example explanation
wish of those help Anybody can explain this Bigquery query for deduplication? Why do we need to use [OFFSET(0)]? I think it is used to take the first element in aggregation array right? Isn't that the same as LIMIT 1? Why do we need to aggregation th
TAG : google-bigquery
Date : October 15 2020, 08:10 PM , By : user2175240
Load data from csv in google cloud storage as bigquery 'in' query
Load data from csv in google cloud storage as bigquery 'in' query
help you fix your problem You are able using the CLI or API to do adhoc queries to GCS files without creating tables, a full example is covered here Accessing external (federated) data sources with BigQuery’s data access layercode snippet is here:
TAG : google-bigquery
Date : October 14 2020, 08:10 PM , By : user2175679
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