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Best Oracle11g course provider Navi Mumbai, Oracle11g course details, Oracle11g coaching center Navi Mumbai,Oracle11g course syllabus navi mumbai,Oracle11g courses Navi Mumbai,Oracle11g course …

Best Oracle11g course provider Navi Mumbai, Oracle11g course details, Oracle11g coaching center Navi Mumbai,Oracle11g course syllabus navi mumbai,Oracle11g courses Navi Mumbai,Oracle11g course training center Navi Mumbai,Oracle11g administration courses

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  • 1. Vibrant Technologies & Computers oracle11G COURSE Make Career With Us!! B2/6/2 Vashi ,Navi Mumbai, Contact:09892900103/9892900173
  • 2. B2/6/2 Vashi ,Navi Mumbai, Contact:09892900103/9892900173 oracle11gtraining.vibranttechnologies.co.in enquiry@vibrantgroup.co.in oracle11gtraining.vibranttechnologies.co.in Introduction to Database  File-Based Approach  Each program defines and manages its own data  Limitation Separation and isolation of data Duplication of data Data dependence Incompatibility of files Fixed queries/proliferation of application program  Database Approach  A shared collection of logically related data, designed to meet the information needs of an organization
  • 3. B2/6/2 Vashi ,Navi Mumbai, Contact:09892900103/9892900173 oracle11gtraining.vibranttechnologies.co.in enquiry@vibrantgroup.co.in oracle11gtraining.vibranttechnologies.co.in  Database Management System(DBMS)  A software system that enables users to define, create and maintain the database and provides controlled access to database DDL DML : procedural, non-procedural Control : security, integrity, concurrency control, recovery control, user-accessible catalog  Components of the DBMS Environment  Hardware - Software - Data - Procedures - People
  • 4. B2/6/2 Vashi ,Navi Mumbai, Contact:09892900103/9892900173 oracle11gtraining.vibranttechnologies.co.in enquiry@vibrantgroup.co.in oracle11gtraining.vibranttechnologies.co.in  Advantages of DBMS - Control of data redundancy - Economy of scale - Data consistency - Balance of conflicting requirements - More information from the same amount of data - Sharing of data - Improved data accessibility and responsiveness - Improved data integrity - Increased productivity - Improved security - Improved maintenance through data independence - Enforcement of standards - Increased concurrency - Improved backup and recovery services  Disadvantages of DBMS - Complexity, Size, Cost of DBMSs, Additional H/W costs - Cost of conversion, Performance, Higher impact of a failure
  • 5. B2/6/2 Vashi ,Navi Mumbai, Contact:09892900103/9892900173 oracle11gtraining.vibranttechnologies.co.in enquiry@vibrantgroup.co.in oracle11gtraining.vibranttechnologies.co.in  Three-Level Database Architecture  External Level The users’ view of the database  Conceptual Level The community view of the database  Internal Level The physical representation of the database on the computer
  • 6. B2/6/2 Vashi ,Navi Mumbai, Contact:09892900103/9892900173 oracle11gtraining.vibranttechnologies.co.in enquiry@vibrantgroup.co.in oracle11gtraining.vibranttechnologies.co.in  Functions of a DBMS 1. Data storage, retrieval, and update 2. A user-accessible catalog 3. Transaction support 4. Concurrency control services 5. Recovery services 6. Authorization services 7. Support for data communication 8. Integrity services 9. Services to promote data independence 10. Utility services
  • 7. B2/6/2 Vashi ,Navi Mumbai, Contact:09892900103/9892900173 oracle11gtraining.vibranttechnologies.co.in enquiry@vibrantgroup.co.in oracle11gtraining.vibranttechnologies.co.in  Components of a DBMS Application Programs Queries Database Schema DML preprocessor Query processor DDL compiler Program object code Database manager Dictionary manager Access methods File manager System buffers DBMS Programmers Users DBA Database and system catalog
  • 8. B2/6/2 Vashi ,Navi Mumbai, Contact:09892900103/9892900173 oracle11gtraining.vibranttechnologies.co.in enquiry@vibrantgroup.co.in oracle11gtraining.vibranttechnologies.co.in History of RDBMS  History of DBMS  1960s - Apollo moon-landing project, GUAM  mid 1960s - IMS by IBM (hierarchical DBMS)  mid 1960s - IDS by GE (network DBMS)  1965 - CODASYL(Conference on Data SYStems Language)  1967 -DBTG(Data Base Task Group)  1970 - E.F.Codd of the IBM Research Lab.  Late 1970s - System R project at IBM  1980s - commercial relational DBMS(DB2, Oracle, Informix..)  Now - OODBMS, ORDBMS
  • 9. B2/6/2 Vashi ,Navi Mumbai, Contact:09892900103/9892900173 oracle11gtraining.vibranttechnologies.co.in enquiry@vibrantgroup.co.in oracle11gtraining.vibranttechnologies.co.in  Properties of Relations  The relation has a name that is distinct from all other relation names  Each cell of the relation contains exactly on atomic value  Each attribute has a distinct name  The values of an attribute are all from the same domain  The order of attributes has no significance  Each tuple is distinct; there are no duplicate tuples  The order of tuples has no significance, theoretically
  • 10. B2/6/2 Vashi ,Navi Mumbai, Contact:09892900103/9892900173 oracle11gtraining.vibranttechnologies.co.in enquiry@vibrantgroup.co.in oracle11gtraining.vibranttechnologies.co.in  When is a DBMS Relational?  Foundational rules Rule 0 : Foundational rule Rule 12 : Nonsubversion rule  Structural rules Rule 1 : Information representation Rule 6 : View updateing  Integrity rules Rule 3 : Systematic treatment of null values Rule 10 : Integrity independance  Data manipulation rules Rule2 : Guaranteed access Rule 4 : Dynamic online catalog based on the relational model Rule5 : Comprehensive data sublanguage Rule7 : High-level insert, update, delete  Data independence rules Rule8 : Physical data independence Rule 9 : Logical data independence Rule11 : Distribution independence
  • 11. B2/6/2 Vashi ,Navi Mumbai, Contact:09892900103/9892900173 oracle11gtraining.vibranttechnologies.co.in enquiry@vibrantgroup.co.in oracle11gtraining.vibranttechnologies.co.in Entity-Relationship Modeling  Concepts of the E-R Modeling  Entity Types An object or concept that is identified by the enterprise as having an independent existence  Attributes A property of an entity or a relationship type  Relationship Types A meaningful association among entity types
  • 12. B2/6/2 Vashi ,Navi Mumbai, Contact:09892900103/9892900173 oracle11gtraining.vibranttechnologies.co.in enquiry@vibrantgroup.co.in oracle11gtraining.vibranttechnologies.co.in Database Language  SQL  1974 - SEQUEL by D.Chamberlin (IBM)  1975 - SQUARE by Boyce (System R project)  1976 - SEQUEL/2 (SQL) by Chamberlin and Boyce)  late 1970 - SQL(Oracle), QUEL(Ingres)  1982 - Relational Database Language(RDL) : ANSI  1987 - ISO standard  1989 - Integrity Enhancement Feature (ISO)  1992 - SQL2(SQL92) : ISO
  • 13. B2/6/2 Vashi ,Navi Mumbai, Contact:09892900103/9892900173 oracle11gtraining.vibranttechnologies.co.in enquiry@vibrantgroup.co.in oracle11gtraining.vibranttechnologies.co.in  DML  SELECT  INSERT  UPDATE  DELETE  DDL  CREATE(DROP) SCHEMA  CREATE(ALTER, DROP) DOMAIN  CREATE(ALTER, DROP) TABLE  CREATE(DROP) VIEW  CREATE(DROP) INDEX
  • 14. B2/6/2 Vashi ,Navi Mumbai, Contact:09892900103/9892900173 oracle11gtraining.vibranttechnologies.co.in enquiry@vibrantgroup.co.in oracle11gtraining.vibranttechnologies.co.in Overview of Oracle Architecture SGA Shared SQL Area Database Buffer Cashe KByte1,200,000 KByte Redo Log Buffer KByte2,100KByte PMON LGWR Data File Raw Device Server USER ARCH TL-812 Archive Log Mode(50M) * Fixed Size : 70 Kbyte * Variavle Size : 490 MByte 4,000,000 KByte * Total SGA Size : 1700 Mbyte DBW0 CKPT SMON RECO D000 S000 P000
  • 15. B2/6/2 Vashi ,Navi Mumbai, Contact:09892900103/9892900173 oracle11gtraining.vibranttechnologies.co.in enquiry@vibrantgroup.co.in oracle11gtraining.vibranttechnologies.co.in Where to Get More Information Vibrant Group: www.vibrantgroup.co.in Vibrant Technologies & Computers www.vibranttechnologies.co.in/technologies.vibrantgroup.co. in Vibrant HR Team www.hr.vibrangroup.co.in