试题详情
- 多项选择题 You plan to move data from a flat file to a table in your database. You decide to use SQL*Loader direct pathload method to perform this task. The table in which you plan to load data is an important table having variousintegrity constraints defined on it. Which constraints will remain enabled by default during this operation（）
A、CHECK
B、UNIQUE
C、NOT NULL
D、PRIMARY KEY
E、FOREIGN KEY
- B,C,D
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