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#ORACLE DATABASE ARCHITECTURE 11G MANUAL#
#ORACLE DATABASE ARCHITECTURE 11G ARCHIVE#
#ORACLE DATABASE ARCHITECTURE 11G SOFTWARE#

The image below gives a representation of the physical aspects of the Database.Īdvantages and Disadvantages of Oracle Databaseīelow are the advantages and disadvantages: Advantages These structures are independent of each other which is why the physical storage can be managed to keep the logical storage unaffected with the changes. The resources can be scaled just like cloud models.

From these pools, new resources can be quickly provisioned. It forms large pools for modular storage and servers which also comply with the industry standards. It is a very cost-effective, flexible way to manage information & applications. An Oracle instance is the combination of the background processes (invoked with the invocation of System Global Area (SGA) every time when the database is started) and memory buffers. Oracle Database ArchitectureĪn Oracle Database server is composed of Oracle database and Oracle Instance.

#ORACLE DATABASE ARCHITECTURE 11G MANUAL#

It’s latest version 18c is also available to be used on public, private and hybrid cloud.Īpart from there, Oracle also has come up something called the ‘Oracle Autonomous Database’ which eliminates the manual labor involved in the creation, tuning, security, backups, updates and other management lifecycle tasks or routines traditionally performed by the database administrators (DBAs).And mixed database workloads which make the combination of Data warehousing and OLTP for analytics purposes.

#ORACLE DATABASE ARCHITECTURE 11G ARCHIVE#

Data warehousing to archive historical data be it structured or unstructured.

Running Online Transactional Processing (OLTP) in banking & finances, e-commerce, trade, etc.

It is employed for the following purposes by enterprise customers – Like this, the database supports all kinds of actions like Update, Union, Ordering, Grouping, Having conditions, intersections, joins, triggers and all other operations which MySQL would give. INSERT INTO suppliers (supplier_id, supplier_name) VALUES (50, 'Flipkart') ĭELETE FROM customers WHERE name = ‘Teddy’ Oracle Database query language is very similar to the MySQL.ĬREATE TABLE customers (cust_id number (10) NOT NULL, cust_name varchar2(50) NOT NULL, city varchar2(50), CONSTRAINT cust_pk PRIMARY KEY (cust_id)) ĪLTER TABLE customers ADD customer_age varchar2(50) Hadoop, Data Science, Statistics & others

#ORACLE DATABASE ARCHITECTURE 11G SOFTWARE#

As per Wikipedia, Larry Ellison, Bob Miner, and Ed Oates started a consultancy called Software Development Laboratories (SDL) in 1977 and developed the original version of Oracle Software.

It is developed in assembly languages, C and C++. It is a multi-model database whose proprietary is held by Oracle Corporations. It also referred to as Oracle Relational Database Management System (RDBMS) or simply Oracle. Oracle database is proprietary of Oracle Corporation can be defined as a collection of data which is stored in a structured format consisting of rows and columns in a tabular format/structure for the user to edit/retrieve or delete data as per their business or personal requirements, by allowing them to create their own table, insert data into those created tables, modifying those tables both at structure level as well as data level, deleting those inserted data or dropping the entire structure of the table by using a query language called SQL (structured query language).