You have a very large table that your users access frequently. Which of the following advisors will recommend any indexes to improve the performance of queries against this table?()
第1题:
A. such a beautiful large green Chinese
B. such a green beautiful large Chinese
C. such a Chinese beautiful large green
D. such a beautiful green large Chinese
第2题:
A. There is demand for space from the new table从
B. The undo tablespace does not have sufficient free space
C. The new table name is the same as the table name in the recycle bin
D. The temporary tablespace that is assigned to you does not have sufficient free space
第3题:
Wild dogs are dangerous predators because they ______.
A. are very fierce
B. hunt in large packs
C. are very intelligent
D. have unusually large litters
第4题:
第5题:
第6题:
You look very tired. You ____ too hard these days.
A. could have worked
B. ought to have worked
C. should have worked
D. must have worked
第7题:
如题
你有一些非常大的鞋子去填满
第8题:
A、have gone
B、have been gone
C、be gone
D、be going
第9题:
第10题: