Oracle DBA Training in Kolkata
Lensel Academy is reliable and best for Oracle DBA Training in Kolkata for those candidates who wants make career in Oracle Database Administrator.
Oracle DBA Training At LENSEL Academy
If an organisation runs an Oracle server and the database requires administration for the sake of application developers and users, the need for a Database Administrator is inevitable.
Oracle DBA As A Career Choice
With a promising employment forecast of 30% increase by 2023, DBAs play a vital role in the IT department of modern-day organisations. A DBA is in charge of designing, implementing, and maintaining a computerised database. His work needs to be futuristic and directed towards the scaling and data growth of the system. This professional is also responsible for the performance and security of the same. He has to evaluate the hardware of the database server, strategise the database, arrange for a backup, and tune its performance. His is a 24X7 job that needs commitment. Needless to say, it is an exciting career choice and very rewarding as well. However, Oracle is a complicated database. It demands skills, preparation, and most importantly, proper training.
Learning To Be An Oracle DBA At LENSEL Academy
At LENSEL Academy, we present a professional training course for Oracle DBA aspirants that complies with the highest industry standards. The sessions are absolutely placement-focused and are carried out in real time. Covering both basic and advanced levels, the lessons are imparted by Oracle DBA certified trainers and experienced professionals of the field. The course content has been so designed that it helps students understand the matter and implement their knowledge to achieve career goals. Companies today, demand DBAs who can have a grasp on various business areas, including accounting, marketing, and finance. We believe the training session at LENSEL Academy will help you emerge as a competent DBA and make you stand out from the crowd.
Oracle DBA Training Courses in Kolkata
- Duration: 60 hours.
Module 1: Introduction to Oracle DBA
Roles and responsibilities of a DBA, importance of DBAs in organisations, Oracle Architecture, Database Design – Logical and Physical, Files Types – Control, Redolog, Datafile, Oracle Enterprise Architecture, Database Instance and Instance Memory, System Global Area, Background Process, Enterprise Edition Installation – identifying system requirements, Optimal Flexible Architecture (OFA), Oracle base and home, configuring installation environment.
Module 2: Database Creation Process.
Startup Modes, Shutdown Modes, Database Creation Types – creating a new database or configuring an existing one, drop a database, manage DBCA templates manual method of database creation.
Module 3: Tablespace Management
Insight into tablespace management, types of tablespace – small and big, what is temporary tablespace, how to drop, alter or rename a tablespace, temporary tablespace groups, tablespace encryption, locally and dictionary managed tablespace, bigfile tablespace, sysaux tablespace.
Module 4: Storage Parameter
Define segments, extents, and blocks, how to estimate of extents, storage parameter types – initial, next, minimum extents, Pctincrease, Xtents, checking storage parameters, storage parameter exceptions.
Module 5: User Management
Introduction to database users, significance of creating users, how to assign privileges, how to create and grant roles, how to allocate tablespace quotas, how to set user profiles, what are the levels of authentication, what is schema management, what is security in user management, how to implement database security – system privileges, object privileges, administration auditing, enhanced security settings.
Module 6: Undo Management
Introduction to Undo, why is Undo important, what is undo space management, how to configure automatic undo management, undo tablespace, undo retention, undo advisor, what is pending offline status, introduction to rollback segments, flashback features, table, query and version query.
Module 7: Oracle spfile and Tnsnames.ora
Introduction to spfile and how it is different from pfile, benefits of spfile, introduction to Oracle Managed Files (OMF), benefits of OMF, converting files to OMF, introduction to database links and its types, materialised views, benefits of materialised views, refresh modes.
Module 8: Oracle Networking
Introduction to Oracle Networking, default network, location, how to edit network file, Oracle shared servers, shared server architecture, configuring and monitoring shared servers, V$SHARED_SERVER, V$SHARED_SERVER_MONITOR, V$SESSION, V$CIRCUIT, V$DISPATCHER & V$DISPATCHER_CONFIG, V$QUEUE
Module 9: Redo log and Managing Control File
Introduction to Redo log, status, multiplexing, introduction to control file management, re-creation, multiplexing, database renaming.
Module 10: Logical and Physical Backup and Recovery
Introduction to logical backup, its importance and benefits, moving data – export and import utility, data pump architecture, expdp and impdp, using EM interface, transportable tablespaces, introduction to physical backup, its types and importance, hot and cold backup, recovery scenario, RMAN backup and point-in-time recovery, managing redo data, archival data, and automatic crash recovery.
Module 11: Performance Tuning
Introduction to performance tuning, its types and benefits, database tuning, SQL tuning – loader, control file, load methods, network tuning, memory tuning, indexes and partitioning, enhancements, AWR/ASH/ASMM/ADDM, Real Application Testing, SQL Performance Analysis, Row chaining and migration, tablespace resemble
Module 12: Managing Concurrency and Locks
Introduction to latches and locks, managing and monitoring latches and locks, V$LOCK, V$LOCKED_OBJECT, V$SESSION, V$SESSION_WAIT, DBA_BLOCKERS and DBA_WAITERS, DBA_DML_LOCKS & DBA_DDL_LOCKS, DML_LOCKS.
Module 13: Database Maintenance and Performance Management
Management and advisory framework, automatic workload repository management, automatic database diagnostic monitor, use of metrics and alert thresholds, automatic maintenance tasks.
Module 14: Live Project Development
At this level, students will be assigned a Live Oracle DBA project, which they have to execute under the guidance of a senior DBA from our unit.
Who Should Attend This Course?
- Professionals who wish to pursue a career as an Oracle DBA.
- Database Administrators and System Administrators who are in charge of the operation and maintenance of Oracle servers within organisations.
Why LENSEL Academy?
- Program completely placement-oriented.
- Meets the IT requirements of the industry.
- Comes with live project execution.
- Lessons imparted by experienced tutors.
- LENSEL Academy is an Oracle Gold Partner.
- We are ISO 9001:2008 certified.
- 100% placement assistance post training.
- Affordable course fee.
- Weekend batches for professionals.
Want to become an Oracle DBA? Come, join LENSEL Academy today.