set hive.support.concurrency=true; set hive.txn.manager=org.apache.hadoop.hive.ql.lockmgr.DbTxnManager; set hive.enforce.bucketing=true; create table acid_wnm(a int, b varchar(128)) clustered by (a) into 2 buckets stored as orc TBLPROPERTIES ('transactional'='true'); insert into table acid_wnm select cint, cast(cstring1 as varchar(128)) from alltypesorc where cint is not null order by cint limit 10; select a,b from acid_wnm order by a; update acid_wnm set b = 'fred' where b = 'nosuchvalue'; select * from acid_wnm order by a;