What is the architecture of Oracle?
An Oracle Real Application Clusters (Oracle RAC) database architecture consists of multiple instances that run on separate server machines. All of them share the same database. The cluster of server machines appear as a single server on one end, and end users and applications on the other end.
What type of database is Oracle 11g?
Relational Database Management System
Relational Database Management System (RDBMS)
What is client server architecture in Oracle?
In the Oracle database system environment, the database application and the database are separated into two parts: a front-end or client portion, and a back-end or server portion–hence the term client/server architecture.
What is server process in Oracle?
Oracle Database creates server processes to handle the requests of user processes connected to an instance. A server process can be either of the following: A dedicated server process, which services only one user process. A shared server process, which can service multiple user processes.
What is difference between 11g and 12c?
Oracle 12c is just upgraded version of the Oracle 11g with some new features like cloud support and pluggable database, kind of like master slave architecture. With the Oracle 12 c, you can plug your database to cloud anytime. It has multiple new features like JSON support, multitenant architecture and etc.
What is difference between Oracle 10g and 11g?
Difference between Oracle 10g and Oracle 11g Compared with Oracle 10g, the later version of Oracle 11g offers more simplified, automated, and advanced memory management tools and features. The latter is equipped with better abilities to diagnose faults via inbuilt infrastructure.
What is the main difference between 11g and 12c?
The main difference between Oracle 11g and 12c is that the Oracle 11g has no pluggable databases while Oracle 12c has pluggable databases. Moreover, Oracle 12c allows running multiple databases on the same hardware while maintaining the security and isolation among the databases.
What is the difference between Oracle server and client?
The client runs the database application that accesses database information and interacts with a user through the keyboard, screen, and pointing device, such as a mouse. The server runs the Oracle software and handles the functions required for concurrent, shared data access to an Oracle database.
What is Oracle server database?
The Oracle Server is a relational database management system that provides an open, comprehensive, and integrated approach to information management. An Oracle Server consists of an Oracle database and an Oracle instance.
What is Oracle server and client?
What are the new features in Oracle 11g?
a) oracle data guard ensures high availability, data protection, and disaster recovery for enterprise data. Amazon rds the multi-az feature of amazon rds operates two databases in multiple availability zones with synchronous replication, thus creating a highly available environment with automatic failover.
What’s the difference between Oracle 10g and 11g?
Difference between Oracle 10g and 11g. 1- Enhanced Automatic Memory Management System. Oracle 9i automated PGA management by introducing PGA_AGGREGATE_TARGET parameter. Oracle 10g continued this trend by automating SGA management using the SGA_TARGET parameter. Oracle 11g takes this one step further by allowing you to allocate one chunk of memory, which
How to create day and hourly partitioning in Oracle 11g?
a) add a real column, default it to to_char (created_date,’dd’), hide it from the application using a view and let the application use the view and partition on it. b) use standard range partitions – add a few days to the end – and every day – add another day (use dbms_scheduler/dbms_job to automate this) and age off of the old stuff.
What are the advantages of Oracle 11g?
Oracle uses collections in PL/SQL the same way other languages use arrays. Oracle provides three basic collections, each with an assortment of methods. This article was originally written against Oracle 8i, but it includes operators, conditions and functions that were added in later releases. The 8/06/2011 ยท I need help.