Choose three.测试
Which three statements are true about GLOBAL TEMPORARY TABLES?索引
A) A GLOBAL TEMPORARY TABLE cannot have PUBLIC SYNONYM.three
B) A GLOBAL TEMPORARY TABLE can have multiple indexesip
C) A GLOBAL TEMPORARY TABLE can be referenced in the defining query of a view.io
D) Data Manipulation Language (DML) on GLOBAL TEMPORARY TABLES generates no REDO.view
E) A GLOBAL TEMPORARY TABLE can have only one index.vi
F) A tigger can be created on a GLOBAL TEMPORARY TABLEquery
Answer:BCDindex
(解析:全局临时表跟普通表同样,能够建立索引、视图、触发器等等,dml 操做一样也会产生 redo。临时表建立的目的就是为了测试,若是不少操做不支持,那就失去了测试的意义。)ab