If you are looking for more such articles on interview questions and answers,Sprintzeal’s blogwould be helpful.Sprintzealis a world-class training provider offering top courses likeJavascript,Full Stack Developer Master Program.Contact usto get in touch with course experts for free guidance. Recomm...
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...
When immediate is true on a button, the command’s action and ActionListeners, including the default ActionListener provided by the JavaServer Faces implementation, will be executed during the Apply Request Values phase of the request processing lifecycle, rather than waiting until the Invoke Applicat...
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 ...
Get Your Oracle Developer Now Oracle Development FAQs Frequently asked questions about Hiring Oracle Developers. We have noticed that most of our clients seeking professional Oracle development solutions have similar questions. To answer their questions, we have provided a list of frequently asked questio...
We are offering Oracle Database Administrator (ODBA), Oracle Java Application Developer (OJAD), Oracle Real Application Clusters (RAC), Oracle Data Guard, Apps DBA, Structured Query Language(SQL) Developer, PL/SQL, Core Java, Advanced Java, Big Data and so on more than 93 courses... We...
Java Basics Class and Objects. Methods. Java Data types. Using Java syntax in OAF. Sample Exercises Create a Simple page. Create Regions and Items page. Display Exceptions page. Swapping the value from one field to another field. Display images on the Page. Create Automatic search by using ...
Focusing on practical capabilities, it mentions concrete technical proficiencies, such as Java and database management, without resorting to overused jargon. A significant professional milestone is referenced, allowing potential employers to gauge the scale and impact of the applicant's contributions. ...
As with most of other Java Flight Recorder tabs, you need to interpret the output of this tab yourself. Here are a few example questions you could ask yourself: Do I see any unexpected I/O operations (on files I don’t expect to see here)?
四、java(掌握)包括jdbc thin,oci等4类不同的连接方式,性能设置,一些中间件的知识了解一些就够了 五、oracle performance tuning(范围很广) OCP performance book下tom的书《Wrox - Expert one-on-one Oracle》(Oracle专家高级编程) 本 书是一本关于使用Oracle成功开发应用程序的工具手册,由Oracle公司的资深开发人...