After test,it do will insert a new record.
------------------ Original ------------------ From: "????????????";<2535...@qq.com>; Date: Mon, Dec 4, 2017 11:13 AM To: "user"<user@cassandra.apache.org>; Subject: update a record which does not exists Dear All,If we update a record which actually does not exist in Cassandra,will it generate a new record or exit? UPDATE columnfamily SET data = 'test data' WHERE key = 'row1'; as in CQL Update and insert are semantically the same.Could anyone please advise? Thanks, Peng Xiao