试题详情
- 多项选择题 Examine the SQL statements that creates ORDERS table:
For which columns would an index be automatically created when you execute the above SQL statement? （） A、SER_NO
B、ORDER_ID
C、STATUS
D、PROD_ID
E、ORD_TOTAL
F、Composite index on ORDER_ID and ORDER_DATE
关注下方微信公众号，在线模考后查看
热门试题
- Examine the structu
- The STUDENT_GRADES
- Which three are DATE
- In which four clause
- Which three statemen
- The DBA issues this
- In a SELECT statemen
- Which SQL statement
- Which statement crea
- Examine the structu
- Exhibit TheCOMMISSI
- Evaluate this SQL s
- What is true about j
- Which three statemen
- Examine the descrip
- Which are DML statem
- ClicktheExhibitbutto
- FromSQL*Plus,youissu
- Examine the structu
- Which statement crea