0 votes 0 votes Do we consider Shared lock for deciding whether transaction in given schedule following 2PL or not? or in simple words can transaction which follows 2PL use Shared lock after it has unlocked some item. It can definitely not use Exclusive lock . mehul vaidya asked Jan 21, 2019 mehul vaidya 141 views answer comment Share Follow See all 0 reply Please log in or register to add a comment.