![]() SET record = JSON_SET(record, '$.name', 'John Doe') įor more information on how to use BigQuery to query and manipulate JSON strings, please refer to the BigQuery JSON Functions documentation. For example, the following query will update the name field of all records in the table to John Doe: UPDATE `mydataset.mytable` This new development opens the door to a lot of interesting use cases, given the widespread adoption and the flexibility that this format allows. Previously, one would have had to store the JSON data in a string column. This can be done using the JSON_EXTRACT_SCALAR and JSON_SET functions. Dev Genius 2 min read Earlier in 2022 BigQuery introduced native support for the JSON datatype. In addition to querying JSON strings, BigQuery can also be used to manipulate JSON strings. The output of this query will be a list of the name fields from each record. For example, the following query will return the name field from each record in the table: SELECT JSON_EXTRACT(record, '$.name') FROM `mydataset.mytable` Setup the Google Cloud API trigger to run a. To query specific fields from the JSON string, the JSON_EXTRACT function can be used. Convert JavaScript Object to JSON String with Helper Functions API on BigQuery - New Row from Google Cloud API. The output of this query will be a list of records, each of which is a JSON string. ![]() For example, the following query will return all records in the table: SELECT * FROM `mydataset.mytable` Once the JSON string is uploaded to a BigQuery table, it can be queried using the standard SQL syntax. This can be done with the bq command line tool, or through the BigQuery web UI. ![]() To use BigQuery to query a JSON string, one must first upload the JSON string to a BigQuery table. ![]() If not, or if you have more efficient method please. I wonder if this method is doable, if so I guess the challenge that I am having is to convert string into array. So I am thinking that the first step would be to convert the string into array then unnest it then follow the method in here. Google BigQuery is a powerful query engine that can be used to query JSON strings. But the tricky part is, this array is stored as string. ![]()
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