cnblogs_5359

摘要： choose three Which three statements are true about indexes and their administration in an Orade database? A) An INVISIBLE index is not maintained when 阅读全文

摘要： choose the best answer The CUSTOMERS table has a CUST_LAST_NAME column of data type VARCHAR2. The table has two rows whose COST_LAST_MANE values are A 阅读全文

摘要： choose two Exammine the desciption of the PRODUCT DETALS table: NAME NULL TYPE PRODUCT_ID NOT NULL NUMBER(2) PRODUCT_NAME NOT NULL VARCHAR2(25) PRODUC 阅读全文

摘要： choose two The CUSTOMERS table has a CUST_CREDT_LIMIT column of date type number. Which two queries execute successtully? A) SELECT TO_CHAR(NVL(cust_c 阅读全文

摘要： choose three Which three are true about the CREATE TABLE command? A) It can include the CREATE...INDEX statement for creating an index to enforce the 阅读全文

摘要： Choose the best answer. Exanine the desciption of the EMPLOYEES table: Nane Null Type EMP_ID NOT NUL NUMBER EMP_NAME VARCHAR2 (40) DEPT_ID NUMBER(2) S 阅读全文

摘要： You have decided to implement the principle of least privilege and separation of duties. Which two actions must you take? A)Grant SYSOPER to applicati 阅读全文

摘要： IN one of your databases; The database default tablespace is EXAMPLE. DEFERRED_SEGMENT_CREATION IS FALSE. Examine these commands; SQL> CREATE USER use 阅读全文

摘要： In one of your databases,The database default tablespace is EXAMPLE. DEFERRED_SEGMENT_CREATION IS FALSE. Examine these commands; SQL.>CREATE USER user 阅读全文

摘要： Examine these facts about a database: The database default tablespace to EXAMPLE. DEFERRED_SEGMENT_CREATION is TRUE (原来为 FALSE，题目有错) Examine these com 阅读全文