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Oracle认证考试

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You own a table called EMPLOYEES with this table structure: EMPLOYEE_ID NUMBER Primary Key FIRST_NAME VARCHAR2(25) LAST_NAME VARCHAR2(25) HIRE_DATE DATE What happens when you execute this DELETE statement? DELETE employees; ()

  • A、You get an error because of a primary key violation.
  • B、The data and structure of the EMPLOYEES table are deleted.
  • C、The data in the EMPLOYEES table is deleted but not the structure.
  • D、You get an error because the statement is not syntactically correct.
正确答案:C
答案解析:
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