2 Google BigQuery Array (a.k.a. repeated field) & Struct (a.k.a. nested field) for beginners

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In this video, we’ll learn
1. Why do we need to know arrays and structs?
2. Arrays and how to work with them ?
3. Structs and how to combine them with arrays to create nested records ?

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Good! I'm studying for the DE exam now and I will only refer to your tutorials.

juanadearco

What will be the method to extract a string from the nested 'basic_info' which is within the repeated record 'restaurant' in the last table structure?

BogdanDumitru-mjfh

great explanation! How does update statement work on an array field in BigQuery table. I am trying to update 1 field in an array. is it possible?

AmitSharma-yidr

What if after column: cuisine_array also we want to map the row Indian with say 4 other rows such as a, b, c, d , the row Casual with e, f, g and StreetFood with null, how will we create that

praptijoshi

great one, only i am struggling with double un nesting to get cuisine info, should have shown that too . nevertheless will read on it .part 2 done, binge watch part 3--> going to next

theduffrichie

can you please let me know how to unnest the nested arrays ex: [1, 2, [3, 4], 3, 4, [2, 5], 5, 6] if possible please provide me the query as i'm completely new to this and i'm learning

maniratnampatchigolla

2 Google BigQuery Array (a.k.a. repeated field) & Struct (a.k.a. nested field) for beginners

2 Google BigQuery Array (a.k.a. repeated field) & Struct (a.k.a. nested field) for beginners

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