Explanation:Built-in first-in-first-out property maintains the order of events, while managing storage use. 4. When the TTL thread is active, you will see _______ operations in the output of db.currentOp().
A. read
B. update
C. delete
D. All of the mentioned
Answer:A
Explanation:Built-in first-in-first-out property maintains the order of events, while managing storage use. 4. When the TTL thread is active, you will see _______ operations in the output of db.currentOp().
A. read B. update C. delete D. All of the mentioned
Explanation:When you build a TTL index in the background, the TTL thread can begin deleting documents while the index is building. 5. Point out the correct statement :