1 votes 1 votes Us lost update and WW conflict different ? If yes then how ? (Unable to understand the difference) vaishali bhatt 2 asked Jul 29, 2017 vaishali bhatt 2 271 views answer comment Share Follow See all 2 Comments See all 2 2 Comments reply joshi_nitish commented Jul 29, 2017 reply Follow Share WW dependency causes lost update problem when there is no 'read' operation between two consecutive 'write' operation by two transactions of same schedule... 0 votes 0 votes akash.dinkar12 commented Jul 29, 2017 reply Follow Share One of the name of Write Write Conflict is known as Lost update problem in Database Transactions. WW Conflict occurs when two transactions writes on same variable one by one, in middle of those there is no read than one of the update or write is lost... 0 votes 0 votes Please log in or register to add a comment.