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7、（5-1） choose two:View the Exhibit and examine the structure of the PRODUCTS table.Which two tasks would require subqueries? A) Display the minimum l 阅读全文
posted @ 2019-02-14 10:44
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6、（4-21） choose the best answer: View the Exhibit and examine the structure of the CUSTOMERS table. Evaluate the following SQL statement: SQL> SELECT 阅读全文
posted @ 2019-02-13 17:02
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5、（4-12） choose two: You executed the following CREATE TABLE statement that resulted in an error: SQL> CREATE TABLE employees( emp_id NUMBER(10) PRIMA 阅读全文
posted @ 2019-02-13 17:00
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4、(4-11) choose two:View the Exhibit and examine the data in the PRODUCT_INFORMATION table.Which two tasks would require subqueries? (Choose two.) A) 阅读全文
posted @ 2019-02-12 16:50
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3、(4-10) choose the best answer:The user SCOTT who is the owner of ORDERS and ORDER_ITEMS tables issues this GRANT command:GRANT ALLON orders, order_i 阅读全文
posted @ 2019-02-12 16:40
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2019-02-12 16:23:54 2、(4-7) choose the best answer:You need to display the first names of all customers from the CUSTOMERS table that contain thechara 阅读全文
posted @ 2019-02-12 16:26
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choose the best answer: View the Exhibit and examine the structure of the CUSTOMERS table. CUSTOMER_VU is a view based on CUSTOMERS_BR1 table which ha 阅读全文
posted @ 2019-02-12 16:09
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38、Which three are true about the Automatic Database Diagnostic Monitor (ADDM)? A) Its findings are accessible only by using Oracle Enterprise Manager 阅读全文
posted @ 2018-08-09 14:00
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37、USER1 grants SELECT, INSERT, and UPDATE privileges on USER1. EMP to USER2. SYS executes this command: SQL> REVOKE UPDATE ON user1.emp FROM user1; W 阅读全文
posted @ 2018-08-09 13:53
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36、Which two are true about roles? A) A role can be granted a combination of system and object privileges and other roles. B) The CONNECT role Is gran 阅读全文
posted @ 2018-08-08 11:47
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