Optional. When true and use_topic_schema is true, any fields that are a
part of the topic schema that are not part of the BigQuery table schema are
dropped when writing to BigQuery. Otherwise, the schemas must be kept in
sync and any messages with extra fields are not written and remain in the
subscription's backlog.
Optional. The service account to use to write to BigQuery. The subscription
creator or updater that specifies this field must have
iam.serviceAccounts.actAs permission on the service account. If not
specified, the Pub/Sub service
agent,
service-{project_number}@gcp-sa-pubsub.iam.gserviceaccount.com, is used.
Optional. The service account to use to write to BigQuery. The subscription
creator or updater that specifies this field must have
iam.serviceAccounts.actAs permission on the service account. If not
specified, the Pub/Sub service
agent,
service-{project_number}@gcp-sa-pubsub.iam.gserviceaccount.com, is used.
Optional. When true, use the BigQuery table's schema as the columns to
write to in BigQuery. use_table_schema and use_topic_schema cannot be
enabled at the same time.
Optional. When true, use the topic's schema as the columns to write to in
BigQuery, if it exists. use_topic_schema and use_table_schema cannot be
enabled at the same time.
Optional. When true, write the subscription name, message_id, publish_time,
attributes, and ordering_key to additional columns in the table. The
subscription name, message_id, and publish_time fields are put in their own
columns while all other message properties (other than data) are written to
a JSON object in the attributes column.
[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Hard to understand","hardToUnderstand","thumb-down"],["Incorrect information or sample code","incorrectInformationOrSampleCode","thumb-down"],["Missing the information/samples I need","missingTheInformationSamplesINeed","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-06-16 UTC."],[],[]]