()these children know the answer.
A. Most
B. Some
C. Most of
D. Few
查看答案
Which three functions are performed by the SQL Tuning Advisor?()
A. Building and implementing SQL profiles
B. Recommending the optimization of materialized views
Checking query objects for missing and stale statistics
D. Recommending bitmap, function-based, and B-tree indexes
E. Recommending the restructuring of SQL queries that are using bad pla
遇有特殊情况必须临时对营业站加以限制时,属铁路局管内的须经铁道部批准。
A. 正确
B. 错误