Oracle Database administrator

No Reviews Yet

Paradise, Hyderabad

Course ID: 45222

Paradise, Hyderabad

Students Interested 0 (Seats Left 0)

No Reviews Yet

Date and Time

Not decided yet.

Mohammed Ismail picture

About Mohammed Ismail

7+ Years Real time Experience with real time scenarios and live exposure which will give you boost of confidence and ready of on floor experience technically and process wise.

ORACLE DBA
RAC - REAL APPLICATION CLUSTER 12c New features
HIGH AVAILABILITY CONCEPTS, Data guard, Golden gate.
ORACLE CLOUD OEM 13c.
No reviews currently Be the First to Review

About the Course

Architecture & Configuration Overview of Oracle DBA tasks Oracle as a flexible, complex & robust RDBMS relation to Oracle Different DBA job roles, developer DBA,production DBA,  The changing job role of the Oracle DBA Environment management (network, CPU, disk and RAM) Instance management (managing SGA regions) Oracle table and index management Instance Architecture Instance vs. database Components of an instance Creating the OFA file structure ($DBA, bdump, udump, pfile) Oracle Instance Internals SGA vs. PGA Background processes Interfaces with server and disk I/O subsystem Using SQL*Plus for DBA management Connecting and executing SQL Using the â??as sysdbaâ?? syntax Overview of SQL*Plus DBA commands (startup, etc.) Control file, UNDO and REDO management Explaining the use of control files Listing the Contents of the control File File locations for control Files Obtaining Control File Information Listing control file contents Displaying and Creating Undo segments Altering Undo Segments Determining the Number and Size of Undo segments Understanding flashback technology Troubleshooting Undo â?? snapshot too old Redo log concepts for recovery Online redo log (log_buffer) online redo logs and archived redo logs Oracle ARCH and LGWR background processes Redo log dictionary queries ORACLE DBA - COURSE CONTENTS --- ORACLE DBA Course Contents Page 2 of 5 Proprietary and Confidential Redo log switch frequency and performance Multiplexing the Online Redo Log Files Archiving the Oracle Redo Logs Recovery using the redo log files User and privilege management Creating New Database Users Using pre-spawned Oracle connections Auditing User activity Identifying System and Object Privileges Granting and Revoking Privileges Creating and Modifying Roles Displaying user security Information from the Data Dictionary Oracle database management Overview of instance management Parameter files (init.ora, listener.ora, tnsnames.ora) Rules for sizing SGA components Automated Oracle memory management (AMM) Initialization file management Creating the init.ora file Using spfile Displaying init.ora values with vparameter Oracle*Net configuration Creating the listener.ora file Creating the tnsnames.ora file Data buffer configuration & sizing Inside the Oracle data buffers Using the KEEP pool Monitoring buffer effectiveness Using multiple blocksizes (multiple buffer pools) Shared pool and PGA configuration & Sizing Shared pool concepts and components Understanding the library cache Relieving shared pool contention Overview of PGA for sorting and hash joins Using sort_area_size, hash_area_size and pga_aggregate_target Troubleshooting network connectivity Verifying network connectivity with ping and tnsping Testing database links Oracle object management Oracle tables, views and materialized views Types of Oracle tables (regular, IOT, sorted hash clusters, nested tables) Oracle Views Oracle materialized views Oracle indexes Types of Oracle indexes (b-tree, bitmap, bitmap join index) --- ORACLE DBA Course Contents Page 3 of 5 Proprietary and Confidential Creating B*-Tree, bitmap and function-based Indexes Function-based indexes Finding indexing opportunities Index maintenance Oracle constraints Costs & benefits of constraints Types of Oracle indexes constraints (check, not null, unique, PK, FK) Cascading constraints Schema, File & tablespace management Describing the relationship between data files, tablespaces and table Understanding Oracle segments Creating Tablespaces â?? using the autoextend option Changing the Size of Tablespaces â?? alter database datafile command Defining a TEMP tablespace Changing the default storage Settings for a tablespace Review of the storage parameters in DBA views (ASM, ASSM, pctfree, pctused and freelists) Monitoring Chained rows (fetch continued rows) Monitoring Insert and Update performance (pctused, APPEND) Database Maintenance Reason for reorgs â?? chained rows, imbalanced freelists Reorganizing Tables using Export and Import Using CTAS to reorganize data Index rebuilding Backup & Recovery overview (hot & cold Backups, RMAN, block change tracking) Oracle DBA Utilities Data pump (Imp and exp utilities) SQL*Loader LogMiner ,Flashback Introduction DataGuard Creating and Modifying Roles Oracle DBA utilities â?? Oracle dbms packages (dbms_redefinition) Introduction Replication (Streams, multimaster, materialized views) Monitoring Oracle This section explores the methods used for monitoring all active components of the Oracle database. Dictionary and v$ views The dba_, all_ and user_ structures Querying the tables, indexes, and segments views Querying the AWR (STATSPACK) tables Table & index monitoring Monitoring table extents and fragmentation Using the dba_tables and dba_segments views Monitoring table CBO statistics Monitoring table extents and fragmentation Locating chained rows ---ORACLE DBA Course Contents Page 4 of 5 Proprietary and Confidential Monitoring table & index growth Monitoring index usage Monitoring index fragmentation Locating un-used indexes Identifying IOT candidates Reorganizing Indexes with alter index rebuild Dropping Indexes Getting Index Information from the Data Dictionary Instance monitoring Monitoring with the AWR and STATSPACK Creating a time-series performance report Using www.statspackanalyzer.com Scripts for AWR and STATSPACK Plotting performance data (WISE, Excel) Finding performance trends and signatures Oracle environment monitoring Displaying and managing Oracle sessions (v$session, v$process) Using AWR to monitor disk, network and CPU consumption Monitoring the alert log Oracle trace/dump files STATSPACK and AWR performance management Installing STATSPACK Running STATSPACK reports Interpreting a STATSPACK report Getting time series reports with STATSPACK Finding performance signatures with STATSPACK Performance Management This section explores the methods used for performance management in Oracle and shows tips and scripts for monitoring all components of any Oracle database. You will also learn the proper action to take when any area of Oracle becomes a bottleneck. Bottleneck performance analysis Drill-down into AWR reports Top-5 timed events External Server Bottlenecks (Network, I/O, RAM, CPU) Network troubleshooting Instance Tuning Changing init.ora optimizer parameters (index_optimizer_cost_adj, optimizer_mode) Managing region parameters (shared_pool_size, db_cache_size) Understanding instance contention (e.g. Buffer busy waits, library cache contention) SQL and CBO behavior Introduction to cost-based optimization -----ORACLE DBA Course Contents Page 5 of 5 Proprietary and Confidential Changing the default optimizer modes Optimizer parameters Dynamic sampling Collecting table and index statistics (dbms_stats) Using column histograms and skewonly Tracing SQL Execution Using EXPLAIN PLAN Using â??set autotraceâ?? Interpreting EXPLAIN PLAN Output Using TKPROF / SQL*Trace SQL Execution Internals Review of Basic joining methods Merge join Hash Join Nested Loop join Advanced SQL operators Between operator SQL Tuning Using hints to improve SQL performance Using parallel query to improve performance SQL reusability within the library cache Table high-water mark Table striping and table partitions Using indexes to improve performance Identifying full-table scans Re-writing SQL queries Tuning sub-queries Oracle High Availability tools Continuous availability and disaster recovery Quantifying the cost of unplanned downtime Oracle multi-master replication Introduction to DataGuard Introduction to Oracle Streams Introduction to Real Application Clusters Backup & Recovery OS-level backups Hardware-level backup & recovery Block-level change tracking Disk mirroring Backup & recovery and RAID level Oracle-level backups (exp, expdp & RMAN) Hot vs. Cold backups.

Reviews

No reviews currently Be the First to Review

Gallery (1)

Discussions

Students Interested 0 (Seats Left 0)

Post your requirement and let us connect you with best possible matches for Database Training classes Post your requirement now

Enquire

Submit your enquiry for Oracle Database administrator

Please enter valid question or comment

Please enter your name.

Please enter valid Phone Number

Please enter the Pin Code.

By submitting, you agree to our Terms of use and Privacy Policy

Connect With Mohammed

You have reached a limit!

We only allow 20 Tutor contacts under a category. Please send us an email at support@urbanpro.com for contacting more Tutors.

You Already have an UrbanPro Account

Please Login to continue

Please Enter valid Email or Phone Number

Please Enter your Password

Please enter the OTP sent to your registered mobile number.

Please Enter valid Password or OTP

Forgot Password? Resend OTP OTP Sent

Sorry, we were not able to find a user with that username and password.

We have sent you an OTP to your register email address and registered number. Please enter OTP as Password to continue

Further Information Received

Thank you for providing more information about your requirement. You will hear back soon from the trainer

UrbanPro.com is India's largest network of most trusted tutors and institutes. Over 25 lakh students rely on UrbanPro.com, to fulfill their learning requirements across 1,000+ categories. Using UrbanPro.com, parents, and students can compare multiple Tutors and Institutes and choose the one that best suits their requirements. More than 6.5 lakh verified Tutors and Institutes are helping millions of students every day and growing their tutoring business on UrbanPro.com. Whether you are looking for a tutor to learn mathematics, a German language trainer to brush up your German language skills or an institute to upgrade your IT skills, we have got the best selection of Tutors and Training Institutes for you. Read more