Missing 'mode' in table scheme

[silentsokolov]

If the table has been created through the web UI and set mode for field NULLABLE, the mode in API will not be returned

Request:

GET https://www.googleapis.com/bigquery/v2/projects/test-project/datasets/test-dataset/tables/test-table?fields=schema&key={API_KEY} 

Response:

{ "schema": { "fields": [{ "name": "redate", "type": "TIMESTAMP" }, { "name": "bar", "type": "RECORD", "fields": [{ "name": "foo", "type": "STRING" }] }] } }

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[silentsokolov]

I signed it!

[googlebot]

CLAs look good, thanks!

[tseaver]

Thanks for the patch! Can you please add a testcase exercising the missing mode to [gcloud.bigquery.test_table.Test_parse_schema_resource](https://github.com/GoogleCloudPlatform/gcloud-python/blob/b71ac5138a98c81dd14f8ee630fd67758ae15859/gcloud/bigquery/test_table.py#L1243-L1275}?

[silentsokolov]

Done

[tseaver]

Thanks very much!

[dhermes]

w00t!

Thanks a lot @silentsokolov