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SQL/DB Interview Questions下载

SQL/DB Interview Questions

SQL/DB Interview Questions

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SQL/DB Interview Questions 截图

SQL/DB Interview Questions SQL/DB Interview Questions SQL/DB Interview Questions SQL/DB Interview Questions SQL/DB Interview Questions SQL/DB Interview Questions

SQL/DB Interview Questions 描述

SQL Interview Questions provides you a wide range of questions that can be asked during a Interview. Application answers most commonly asked interview questions and has been categories for ease.
This app is unique in that it helps you master the most commonly asked questions, instilling you with the confidence that you need to endure the most difficult of interviews. Application covers all Common questions and also questions specific to any particular database.
If you want to buy the source Code contact us on admin@programmerworld.net
Features:
1. 164 questions that prepare you for any type of interview.
2. Provide an option for user to practice his/her own answers as your application will present your with question. User can think of his answer then compare how his answer is different from our answer.
3. Interview Questions has been categories for ease of use.
4. Check out common question then check specific question related to the dabase of your choice.
SAMPLE QUESTIONS
Q. ) What is the difference between TRUNCATE and DELETE commands?
Ans: Both will result in deleting all the rows in the table .TRUNCATE call cannot be rolled back as it is a DDL command and all memory space for that table is released back to the server. TRUNCATE is much faster.Whereas DELETE call is an DML command and can be rolled back.
Q.) What is a candidate key?
Ans : A table may have more than one combination of columns that could uniquely identify the rows in a table; each combination is a candidate key.
SQL面试问题,为您提供范围广泛的问题,可以在一次采访中问。回答最常见的面试问题,并一直为便于分类。
这个应用程序是独一无二的,它可以帮助你掌握最常见的问题,灌输你的信心,你需要忍受的最艰难的采访。应用程序涵盖了所有常见问题与任何特定数据库的特定问题。
如果你想购买的源代码,请联系我们ad​​min@programmerworld.net
产品特点:
1。 164的问题,你准备任何类型的面试。
2。为用户提供一个选项,练习他/她自己的答案,你的申请将出示您的问题。用户可以想到他的回答,然后比较如何从我们的答案,他的答案是不同的。
3。面试问题已经类别的易用性。
4。常见的问题,然后检查您选择的dabase相关的具体问题。
样题
Q.)TRUNCATE和DELETE命令之间的区别是什么?
答:两者都将导致删除表中的所有行。TRUNCATE呼叫不能被回滚,因为它是一个DDL命令,该表的所有的内存空间被释放回服务器。 TRUNCATE是多faster.Whereas DELETE调用是一个DML命令,可以回滚。
Q.)的候选键是什么?
答:能唯一标识表中的行,列一个表中可以有多个组合,每个组合就是一个候选键。

SQL/DB Interview Questions 更新内容

1.0.6
- Optimize Reduce app size by 200 kb
1.0.5
-- Updated for New version of Android
-- Drop support for Android 2.1 and 2.2 [Blame Google they does not support play services on those platform]
-- Performance Improvement
-1.0.4
-- Fixed the issue of App Crash in latest version of android while changing the orientation of the phone. This issue was bugging us for some time. Finally we are able to fix it.
-1.0.2 : Bugs Fixed
Initial Release

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大小
1.32M
分类
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TAG
更新
版本
1.0.7
要求
Android 2.3.3 以上
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