フリー問題

問題文

The slow query log is full of statements that finish in a fraction of a millisecond, far below the configured threshold. Which cause explains that?

選択肢

1. Those entries were written because of the index condition that the running configuration unfortunately also enables.
2. Those entries were written because of the group commit that the running configuration unfortunately also enables.
3. Those entries were written because of the consumer table that the running configuration unfortunately also enables.
4. Those entries were written because of the rotation size that the running configuration unfortunately also enables.