Technical Interview Round 1:In the Technical Interview Round, a video or phone call is scheduled with the candidate, and his coding skills are assessed. The interviewer generally asks two questions to the candidate based on Data Structures and Algorithms. Technical Interview Round 2:This is a per...
2、应尽量避免在where子句中对字段进行null值判断,否则将导致引擎放弃使用索引而进行全表扫描,如:select id from t where num is null可以在num上设置默认值0,确保表中num列没有null值,然后这样查询:select id from t where num=0 3、并不是所有索引对查询都有效,SQL是根据表中数据来进行查询优化的,当索引列...
I am giving below some of the interview questions relating to Oracle Financials that I have come across. 1. Oracle financials talk of Set of Books. However at the beginning of an implementation, when you talk of set of books to the CFO, he will most likely tell you that 'He has just ...
Oracle DBA Interview Questions By B G 我先表达一下我做这套题的感受. 这套题我花了很多时间,期间我参考了资料和其他人的答案。题目看似很简单,我是指看上去都不应该不会。但做起来却不那么容 易(指我自己)。我对我的回答并不满意,我希望大家能够不断更正和完善这套答案,这也是我做这套题的初衷。 Joe...
Oracle Application DBA 11i Interview Questions – I 1. I am applying a patch , can I open another session and run adadmin ? Ans: Yes, unless you are running a process where workers are involved 2. I am applying a patch , can I open another session in another node and run adpatch?
java事务面试题java常见事务面试题 1.Redis常见的存储数据类型list(列表类型) set(集合类型) zset(有序集合类型) string(字符串类型) hash(散装类型)2.log4j的级别debug:日志的最低级别,一般一些操作,代码,异常,错误等都会输出,info:info输出的日志是可以最终给用户看到的,用户可以看懂的日志。error:输出错误,错误...
This site caters to the requirements of students who aspire to prepare and develop Reasoning, Non-Verbal & Verbal, skills for various competitive examinations. Varius interview questions available.
关于算法的java面试题算法面试题目 1、任意给一个数,试证明这个数的某个倍数的十进制表示是01串,比如3的倍数111是二进制表示,5的倍数10是二进制表示。2、证明素数有无穷多个3、给一个很大的数组,里面有两个数只出现过一次,其他数都出现过两次,把这两个数找出来4、把一个链表逆过来,要求空间复杂度O(1)5、...
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