Oracle SQL, Job Roles, Certification, DML Statement
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The document outlines a presentation by Manish Tiwari on the significance of data management, the types of databases, and various job roles within the IT industry related to data. It includes details on database management systems, SQL commands, and the importance of data for business strategies. Additionally, it covers certifications available for database professionals and discusses structured and unstructured data management techniques.
Oracle SQL, Job Roles, Certification, DML Statement
- 2. manishtiwarise.blogspot.in 2 Presentation By Manish Tiwari, Assistant Professor, Software Engineer, Computer Science and Application
- 3. 2. WhatsApp: ? manishtiwarise.blogspot.in 3 4. Blog: manishtiwarise.blogspot.in 3. Email: tiwarikmanish@gmail.com 1. Twitter: @manishtiwarise 5. Slide Share: https://www.slideshare.net/tiwarikmanish Find Notes at
- 4. manishtiwarise.blogspot.in 4 Today’s Agenda 1. Confusion and Clarity = Vision 2. Importance of Data 3. Why to Manage Data 4. Jobs in IT Industry 5. Database Types 6. Certification 7. How to Manage Data
- 8. manishtiwarise.blogspot.in 8 2. Importance of Data Can you people draw the importance of data ? Any two
- 9. manishtiwarise.blogspot.in 9 Teacher Says Data = Knowledge Few People Says Politician Says We could have won election if we had got correct data. Businessman Says We make future strategies for business on the basis of current data.
- 10. manishtiwarise.blogspot.in 10 Why to Manage Data Data management is the process of ingesting, storing, organizing and maintaining the data created and collected by an organization. Effective data management is a crucial piece of deploying the IT systems that run business applications and provide analytical information to help drive operational decision-making and strategic planning by corporate executives, business managers and other end users.
- 11. manishtiwarise.blogspot.in 11 1. SQL Developer 2. SQL Database Administrator 3. Database Tester 4. SQL Data Analyst 5. Business and Financial Data Analyst 6. SQL Data Scientist 7. Database Architect 8. Database Trainer 9. Data Modeler Jobs in IT Industry
- 12. manishtiwarise.blogspot.in 12 1. PostgreSQL 2. Microsoft SQL Server 3. MySQL 4. SAP HANA 5. Oracle Database Databases Types
- 13. manishtiwarise.blogspot.in 13 1. IBM Cert1ified Database Administrator – DB2 2. Microsoft SQL Server database certifications** 3. Oracle Certified Professional, MySQL 4. Database Administrator 5. Oracle Database 12c Administrator 6. SAP HANA Certification
- 14. manishtiwarise.blogspot.in 14 Type of Data • Unstructured Data • Semi structured Data • Structured Data
- 17. manishtiwarise.blogspot.in 17 SQL (Structured Query Language) • DDL – Data Definition Language • DML – Data Manipulation Language • DCL – Data Control Language • TCL – Transaction Control Language
- 18. manishtiwarise.blogspot.in 18 SELECT - Used to retrieve and display information 1. SELECT * FROM EMP ; 2. SELECT id, name FROM EMP; DML – Data Manipulation Language INSERT – Enter new data into database 1. INSERT INTO emp (id,name) VALUES (108,’Ram’); 2. INSERT INTO emp (id,name) VALUES (&id, ‘&name’);
- 19. manishtiwarise.blogspot.in 19 DML – Data Manipulation Language UPDATE – make changes in existing data . 1. UPDATE TABLE emp SET name = ‘Shyam’ WHERE id = 108; DELETE – Remove Unwanted data from table Delete from emp;
- 20. manishtiwarise.blogspot.in 20 DDL – Data Definition Language CREATE – make new data base object like Table, View, Procedure, Function, Package, Sequence etc. DROP – Remove database object from the database ALTER – Used to make change in existing structure of database objects RENAME – Change the name of objects
- 21. manishtiwarise.blogspot.in 21 DCL – Data Control Language GRANT – Used give authority access database object REVOKE – Used to take back authority from user
- 22. manishtiwarise.blogspot.in 22 TCL – Transaction Control Language COMMIT – Save data permanently into database ROLLBACK – Undo the DML operation if not committed SAVEPOINT – Undo the DMP operation up to some point
- 23. manishtiwarise.blogspot.in 23 PLSQL ( Programming Language – Structure Query Language )
- 24. manishtiwarise.blogspot.in 24 There are two of Block 1. Unnamed Block DECLARE programming instruction; BEGIN programming instruction; EXCEPTION programming instruction; END; 2. Named Block CREATE OR REPLACE PROCEDURE job_router IS programming instruction; BEGIN programming instruction; EXCEPTION programming instruction; END;
- 25. manishtiwarise.blogspot.in 25 1. Comments A) Single Line Comments (--) B) Multi Line Comments (/* */) 2. Decision Making Statement A) IF THEN ENDIF B) IF THEN ELSE ENDIF C) NESTED IF; D) ELSE IF LADDER E ) CASE Statement
- 26. manishtiwarise.blogspot.in 26 3. Procedure, Function, Packages 4. Exception Handling – Predefined, User Defined 5. Triggers 6. Cursor 7. Query Optimization
- 28. manishtiwarise.blogspot.in 28 Database with Other Front Programming Language 1. Java 2. Python 3. .Net Framework
- 29. Thank You Job Router and All the participant for listening me silently manishtiwarise.blogspot.in 29