Sreenath Ravva,one of the readers of HowToDoInJava, has appeared in aninterview in Oraclefor a position in theOracle Enterprise Manager product.The below-listed questions were shared by him so that I can share them with all of you, in hope that it will benefit few of us on any fine da...
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...
it created theworld’s first autonomous database, which is a massive feat. It’s that kind of innovation that drives job seekers to this tech giant. That means candidates typically face stiff competition. If you want to stand out, then nailing the Oracle interview questions is a must. ...
prevent security breaches, and provide seamless access to applications. It is a reputed multinational company that is known in the industry for its competence. Programming languages such asjavaand Python are one of the
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If you want to assess the programming language skills of candidates, there are various domain-based and project-based tests you can use. Most of thedomain-based testsoffer expert-curated questions and coding scenarios to test standard skill sets in programming languages like Java, C++, Python, ...
Interview Questions 数据文件 数据 数据库 其他 转载 mb5ff4099f0a555 2013-07-15 16:43:00 178阅读 2 java中事务面试题java常见事务面试题 80、事务的ACID是指什么? 答: - 原子性(Atomic):事务中各项操作,要么全做要么全不做,任何一项操作的失败都会导致整个事务的失败; - 一致性(Consistent):事务结束后系...
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?
Oracle Apps DBA Interview Questions – III 1. How to determine Oracle Apps 11i Version ? Ans : select RELEASE_NAME from fnd_product_groups; You should see output like RELEASE_NAME---11.5.10.2 2. How to find Database version ? Ans : SQL> select * from v$...
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