what is oracle discoverer

managed by some sort of automatic memory management mechanism, often called "garbage collection" (Garbage COLLECTION,GC). The JVM specification does not enforce which GC algorithm is required by the JVM implementation. Stack--only objects and object references of the underlying data type are saved in the stack. Each thread is a stack area, and the data in each stack

[Mysql] What is the difference between mysql and mariadb? What is the difference between mysqlmariadb? After leaving Sun, Mr. Widenius, the father of MySQL, thought that relying on Sun/Oracle to develop MySQL was very unreliable, so he decided to open another branch named Ma

. Label Security 6. OLAP 7. Spatial 8. Oracle Management Packs Finally, there are some FAQs about Oracle products: 1. What version is currently on sale for Oracle database software? A: Oracle 9i and

What is Java?Java is both a programming language and a platform.　　Java programming languageJava is a high-level programming language with the following characteristics:SimpleObject orientedcan be distributedCan explainStrongSecurityStructure ofLightPowerful featuresMultithreadingDynamicJava can be either compiled or in

installs Oracle, MySQL, or SQL Server and other databases. The browser interacts with the database through the Web Server (thin client).Advantages and disadvantages of B/s architectureAdvantages:1. The client does not need to be installed and has a Web browser.2.BS architecture can be placed directly on the WAN, through a certain degree of access control to achieve the purpose of multi-client access, interactivity

does not involve design patterns, architecture, efficiency and other issues. Or Google first, to see what the Web front-end development, Web backend development, respectively. Web front-end: As the name suggests is to do the front-end of the web. What we are talking about here is the front end of the web, where the

The official documents are described as follows:3 Installing Oracle Grid Infrastructure and Oracle Real application ClustersCaution:After installation are complete, does not remove manually or run cron jobs that remove/tmp/.oracle or/var/tmp/.oracle Direc Tories or their files while

BNF in Oracle packages: package_body :: = "package" package_name "is" package_obj_body {package_obj_body} ["begin" seq_of_statements] "end" [package_name] "; " package_obj_body :: = variable_declaration | subtype_declaration | cursor_declaration | cursor_body | prediction_declaration | statement | procedure_body | function_body procedure_body:: = "procedure" procedure_name ["(" a

What is middleware and what is the role of middleware? Wen/Hua Chunchun @ Http://blog.csdn.net/metababy Usually is immersed in writing code, do not smell the outside of the window, on the world's "middleware", also just stay at the level heard. Recently, under the urging of

column of data, and so on. ; Smith,jones,johnson; Joe,mary,cathy; 40000,50000,44000;This is just a simplified statement.In the field of relational database, in addition to the traditional database of Oracle, SQL Server and MySQL, the database of data warehouse is becoming more and more concerned.Two-contrast1 rows are more suitable for OLTP,

together , then stores the next column of data, and so on. ; Smith,jones,johnson; Joe,mary,cathy; 40000,50000,44000;This is just a simplified statement.In the relational database domain, except the traditional Oracle, SQL Server, MySQL and other row-type database. There is a growing interest in the Data Warehouse-listed database.Two-control1

Ask a question do not know is the problem, is csdn forumid=c5eca554-e88a-47bd-873d-58c8014f2f91 behind this string of characters, what is the use I have this problem because I see that there are several sites where they all put the title root to the URL behind the link http://www.lightinthebox.com/ Sequined-bateau-ne

to have any advantages.Expected Informix CentaurSometimes "first" means that your opponent needs to wait for a longer time to catch up with you. This is exactly what Informix was created in 1997. Informix is one of the first large database vendors to add multimedia features to relational database systems. However, today, IBM,

Today, we are mainly talking about the impact of Oracle's acquisition of sun. We all know that Oracle's acquisition of sun has already caused an uproar in the industry. It can be said that there are different opinions and opinions, some are bad. The following is a discussion of 10 focal points. You may wish to take a look. 1. MySQL is dead or active.? What

become a new growth engine for Oracle. To that end, Oracle has invested $5.8 billion in research and development in the 2016 fiscal year, and Oracle has invested $45 billion in research and development over the past 12 years, with Oracle acquiring 120 companies over the past 12 years, costing more than $70 billion, an

With the rapid development and popularization of the Internet, a new industry and new jobs are rising to the technical level: Web front-end development engineer. What is a web front-end engineer for many 0-based web front-end beginners? What does a web front-end engineer do? What can I do to learn the Web front end? Ju

header section that holds pointers to individual data columns), it is not necessarily better to use the char type than the varchar type. In fact, because the char type typically takes up more space than the varchar type, it is more advantageous to use the varchar type from the point of view of reducing space consumption and reducing disk I/O.Article 2:Characters should be one of the most common, but it see

viewmodel What is the root cause behind ?? ------ Solution -------------------- Prevent others from making guesses. ------ Solution -------------------- For seo ------ Solution -------------------- Isn't it good? You will know the approximate content when you see the url. ------ Solution -------------------- 6d86ac8e-51d2-4c9b-9f74-1c2b10c15319 This is a uniqu

It is prohibited to modify anything that involves oracle during the production period ., Time period oracle This article is the original article, reproduced please indicate the source: http://blog.csdn.net/msdnchina/article/details/44560623 Warning: It is prohibited to modif

11.2 executes in a NUMA-compliant environment. Then the alert log for the DB instance will have feedback that NUMA support has been enabled and can show what NUMA configuration was detected.For example, on a 8 NUMA domains Linux system with cores: ... NUMA system found and support enabled (8 domains-6,6,6,6,6,6,6,6) ...Warning:Performance disabling or enabling application changesIn a production environment, before NUMA support