Javadoc
The type of query statement, if valid. Possible values (new values might be added in the
future): "SELECT": SELECT query. "INSERT": INSERT query; see
https://cloud.google.com/bigquery/docs/reference/standard-sql/data-manipulation-language
"UPDATE": UPDATE query; see https://cloud.google.com/bigquery/docs/reference/standard-sql/data-
manipulation-language "DELETE": DELETE query; see
https://cloud.google.com/bigquery/docs/reference/standard-sql/data-manipulation-language
"MERGE": MERGE query; see https://cloud.google.com/bigquery/docs/reference/standard-sql/data-
manipulation-language "CREATE_TABLE": CREATE [OR REPLACE] TABLE without AS SELECT.
"CREATE_TABLE_AS_SELECT": CREATE [OR REPLACE] TABLE ... AS SELECT ... "DROP_TABLE": DROP TABLE
query. "CREATE_VIEW": CREATE [OR REPLACE] VIEW ... AS SELECT ... "DROP_VIEW": DROP VIEW query.