In our data-driven world, businesses must ensure uninterrupted access to critical information. IT departments are tasked with managing the exponential growth of data while also ensuring its availability and protection. This blog post will guide you through the nuances of licensing Oracle programs in data recovery environments, focusing on Oracle Data Guard.
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ASM
- Creating ASM Instance and diskgroups manually without DBCA
- 20 ASM Realtime | Interview Questions
- How to make a cold backup for database running on ASM ( using RMAN )
- Moving a Single Datafile from File System to ASM System (METHOD 1)
- Moving a Single Datafile from File System to ASM System (METHOD 2)
- Things to consider while adding new disk/ Rebalancing existing Disk Group
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Dataguard
- Dataguard Modes
- Dataguard Modes - II
- Oracle DataGuard Setup
- invalid archived log deletion policy
- recover from the Loss of a Datafile on a Standby Database ?
- MRP terminated with ORA-00600: internal error code, arguments
- Recover archive gaps in standby database - using 2 methodss
- Gap Resolution in Dataguard
- Convert Physical Standby to Snapshot Standby and Vice Versa
- Re-create Redo-logs on Standby/ Primary
- Pre-check for DataGuard switchover Process
- ORA-19815: WARNING: db_recovery_file_dest_size
- How do you purge old archivelogs which are applied on Standby DB
- Pre-check For SWITCHOVER using DG Broker
- https://oracle-dba-help.blogspot.com/2016/03/data-guard-modes.html
- ORA-01274 : RENAME THE UNKNOW FILE IN THE STANDBY DATABASE
- Database Creation in Easy 6 Steps
- Oracle Networking
- Tablespace management
- Housekeep : Quick Tips for DBA
- Health check for DB
- ORA-12537 While Connecting To Database Via Listener
- How to identify the applied patche-set of your Oracle Home
- Accessing a schema without knowing the password
- ORA-12505: TNS:listener does not currently know of SID given in connect descriptor
- Session Related Scripts
- How to check ORA Error on DB Server – Beginner Tip
- Working with Redo Logs
- Decommission of Oracle Database
- Roles in Oracle - Managing Users
- Oracle Release Number Format
- Troubleshooting Handy-Guide
- Understanding the Upgradation Process
- Query to find the session creating more redo
- Audit in Oracle
- Troubleshooting Internal Errors and Error-Look-up Tool on MOS
- Troubleshooting Issues with Undo Tablespace
- User Management
- User Management - II
- Data Pump Gets Better
- MEMORY_TARGET Parameter
- Oracle 21c: INCLUDE and EXCLUDE in Data Pump
- Behind the Scenes of COMMIT
- Data Guard Redo Transport Encryption
- Oracle 19C with ADG DML Redirection
- 19c PDB Refreshable Clones
- Solving the Mysterious Database Connection Timeouts
- How to identify the applied patche-set of your Oracle Home
- Topic need to get clear to become expert in Oracle DBA
- Working with Redo Logs
- Oracle Database Block corruption
- What happens during Instance Recovery
- Oracle Datapump Scenarios
- Troubleshooting Issues with Undo Tablespace
- General Tips to Prepare for an Oracle DBA Job Interview
- RMAN Questions
- Installing PostgreSQL Server on CentOS, RHEL 6 / 7 Systems
- Creating a database in Postgres
- Initialize multiple Postgres instance on the same RHEL server
- How to stop starting of clusters while starting up services
- Setup a streaming replication
- Switchover- master server and warm standby (with streaming replication)
- All About Physical Replication and Log shipping
- PostgreSQL Upgrade and troubleshooting
- Timeline Switch issue
- Query to identify the lag in replication
- Drop table : ERROR: must be owner of relation table_name
- PgBadger
- PgCenter
- PgTune
- Internals of Toast Table
- Influencing Query Execution Plan
- Create Extension ERROR
- Find Uptime in PostgreSQL
- Set DB Timezone
- Clear RAM Cache, Buffer
- Read-Only User in Postgres
- Everything you need to know about Streaming Replication
- Ora2Pg Migrate Oracle to Postgres
- Total Page Cost
- PostgreSQL 13 - Everything you need to know
- Startup Failure - .conf file
- All About Postgres Upgrade
- Basic Guide
- Session Related Scripts
- AWR :: Beginners Guide
- All About ASH - Active Session History
- Wait Events : checkpoint busy waits or archiver busy waits
- Find sessions performing sort operations : TEMP Tablespace occupants
- Generate ADDM task and generate its report for Tuning
- Database Performance Tuning Scripts -Keep Handy
- Buffer Busy Wait
- Simulating the Deadlock
- Latches
- Steps to Schedule any RMAN Jobs In Windows Server
- ORA-01194: file 1 needs more recovery to be consistent
- Loss of Current Online Redo-Log
- RMAN "baby Steps"
- Recovery of ControlFiles
- Loss of Datafile
- Recovery from complete loss of all online redo log files
- Block Change Tracking
- RMAN Questions
- Instance Recovery
- Redundancy and Recovery window in RMAN
- Cold Backup
- Database Cloning
- Contact
- Drop Database using RMAN
- PITR to older Incarnation
Sunday, 29 September 2024
Sunday, 15 September 2024
Oracle to Postgres Migration: A Whirlwind Adventure! 🌪️
Set sail on a daring voyage from the shores of Oracle to the exotic lands of Postgres migration! Embark on a journey of database transformation as we delve into the intricacies of migrating from Oracle to Postgres. 🚀🔍Discover essential tips and strategies for seamless conversion, ensuring a smooth transition between these powerful database systems.
Thursday, 12 September 2024
My Oracle ACE Journey: From Curious Learner to Community Contributor
Becoming an Oracle ACE has been a rewarding and transformative journey, one that I never envisioned when I first started working with Oracle technologies. What began as a deep interest in databases grew into a passion for learning, community engagement, and knowledge sharing. I never imagined it would lead to becoming an Oracle ACE. What began as a fascination with databases evolved into a journey of learning, sharing, and growth—both personally and professionally. Now, looking back, it's been a Profound shift, and I’m excited to share how I got here.
Sunday, 8 September 2024
Unlocking Oracle Hints: Practical Insights for Developers
Oracle hints are like secret codes that can transform your SQL queries, guiding the optimizer to craft the most efficient execution plans. When used wisely, these hints can lead to significant performance gains, making your applications run smoother and faster.
In this post, we’ll explore some essential Oracle hints, complete with practical examples that you can start using right away.
Monday, 2 September 2024
Mastering Memory Management in Oracle Database 23ai: An Overview of Unified Memory Management
Memory management in Oracle Database is a critical aspect that influences the efficiency and performance of database operations. In Oracle Database, two primary memory structures—System Global Area (SGA) and Program Global Area (PGA)—need to be managed effectively. Oracle offers several methods for memory management, which can be configured through initialization parameters.
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