Features add AppendRowsStream to use write API from v1 endpoint (#309) (9fc3c08) add BigQuery Storage Write API v1 (#301) (69e3fb8) Bug Fixes add 'dict' annotation type to 'request' (a778080) add missing read api retry setting on SplitReadStream (#311) (66c09c0) avoid failure if closing AppendRowsStream before opening (#304) (9f145f8) avoid opening write stream more than once, make open method private (#305) (58ec844)
