Oracle uses PL/SQL, which is an extension of SQL. PL/SQL generates more potent SQL queries by fusing the processing power of procedural languages with SQL's data manipulation capabilities. It tells the compiler what to do using SQL and how to do it using a procedural method. 11) What is...
Answer: WRAp 24. Explain the differences between FUNCTION, PROCEDURE, and PACKAGE Answer: function and procedure is PL / SQL code to gather, usually in order to achieve a duty. Procedure does not need to return any value, and function returns a value, on the other hand, Package A group ...
Oracle utilizes SQL (Structured Query Language) for querying and manipulating data, providing a comprehensive platform for data management in organizations. 2. What are the different components of Oracle architecture? The Oracle architecture consists of several key components, including: a. Oracle Data...
It ensure the use of consistent naming conventions for databases and links in a networked environment. 3. What command would you use to encrypt a PL/SQL application? WRAP 4. Explain the difference between a FUNCTION, PROCEDURE and PACKAGE. They are all named PL/SQL blocks. Function must retu...
Ans: FNDLOAD is a utility which is similar to sqlloder but loads code objects into database, where as SQLLOADER loads data objects into database. 31. What c-driver will do? Ans: C-drive copies the files from patch unzipped directory to required location in u r application file system. ...
Interview Questions 数据文件 数据 数据库 其他 转载 mb5ff4099f0a555 2013-07-15 16:43:00 184阅读 2评论 Oracle面试题 以下题目,可根据自己情况挑选题目作答,不必全部作答.您也可以就相关问题直接找负责面试人员面述而不笔答……一:SQL tuning 类 1:列举几种表连接方式 2:不借助第三方工具,怎样查看sq...
ORACLE DBA 面试题集 一:SQL tuning 类 1 列举几种表连接方式 等连接、非等连接、自连接、外连接(左、右、全) 2 不借助第三方工具,怎样查看 sql 的执行计划 I) 使用 Explain Plan,查询 PLAN_TABLE; EXPLAIN PLAN SET STATEMENT_ID='QUERY1' FOR SELECT * FROM a WHERE aa=1; SELECT operation, options...
Oracle 笔试题 oracle DBA 面试题及答案 (国外公司 ) oracle 数据库笔试题 DBA 国际大公司 Oracle 面试笔试题 oracle Database DBA Interview Questions 1. How many memory layers are in the shared pool? Sqlplus shared pool and private pool. 2. How do you find out from the RMAN catalog if a part...
Oracle SQL Tutorial for Oracle SQL Oracle DBA Interview Questions Most asked Oracle DBA Interview Questions. 60 Technical Questions 42 Backup & Recovery Questions Unix For Oracle DBA 20 Questions Links to Download Oracle 12c / 11g for Linux, Windows etc. ...
● 显式游标的操作:打开游标、操作游标、关闭游标;PL/SQL隐式地打开SQL游标,并在它内部处理SQL语句,然后关闭它。 4、Oracle中字符串用什么连接? Oracle中使用||这个符号连接字符串如‘abc’||‘d’的结果是abcd。 5、Oracle中是如何进行分页查询的?