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Oracle Real Application Clusters (RAC) is a high-availability and scalability solution for Oracle Database that allows multiple instances to access a single database, providing redundancy, fault tolerance, and improved performance.Oracle RAC versions 11g, 12c, and 19c offer a range of features and improvements that cater to organizations’ evolving database needs, ensuring high availability, scalability, and performance for critical applications and workloads.
Curriculum Designed by Experts
1) Understand HDD partitioning
3) Physical Volumes / Logical Volumes / Luns
1) Different levels of Raid
2) Installation of configuration of DNS.
3) Installation and configuration of DHCP
1) Install and configure two Node Rac Cluster with scan ip.
2) Install and Rac Database
1) Day to Day administration of RAC cluster.
3) Basic troubleshooting and approaches
1) Using crsctl / srvctl utilities to install/monitor cluster components
1) Managing the voting disk/OCR/OLR.
2) How to take a Backup of OCR/OLR
1) Add third and fourth node to the exiting cluster
2) Deleting Nodes from Cluster
3) Adding Database instances to Rac Database
1) Complete Overview of ASM
3) ASM instance parameters
1) Creating Diskgroups and understanding disk Group Attributes
2) Configure an ACFS filesystem
3) Intelligent Data Placement
4) Monitoring / maintaining Disk groups
1) Convert a Non-asm database to ASM using rman
1) Converting a non rac database to RAC database
1) Adding and deleting Database instance from RAC database
1) Overview of GRD
2) Understanding the GCS and GES
1) Understanding and configuration of Database services
2) Configuration of services for TAF
3) Tracing / logging Services
2) How to apply rolling patch to Clusterware and database
1) Installing Symmetric physical standby with Data Guard Manager
2) Installing asymmetric physical standby with Data Guard Manager
1) Steps to perform upgrade of 11g Cluster to 12c Cluster
2) Understanding Management DB
1) Installing 12c Flex Cluster with Flex ASM.
2) Understanding the difference between them
1) What is flex cluster and its benefits
2) Convert Leaf Nodes to Hub Nodes
2) Overviews of Pluggable databases
3) Convert 11g Db to 12c
1) Rman Back and Recovery consideration for RAC database
1) How to Read and Interpret AWR/ADDM/ASH report
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Infrastructure Provisioning
Implementing automated infrastructure provisioning and configuration management using Ansible. This may include setting up servers, networking devices, and other infrastructure components using playbooks and roles.Â
Applications Deployment
Automating the deployment and orchestration of applications across development, testing, and production environments. This could involve deploying web servers, databases. middleware, and other application components using Ansible
Continuous Integration
Integrating Ansible into CI/CD pipelines to automate software. build, test, and deployment processes. This may include automating the creation of build artifacts, running tests, and deploying applications to various environments.
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Oracle Real Application Clusters (RAC) 11G, 12C, and 19C is a combination of Oracle’s multi-instance database technology designed to provide high availability, scalability, and fault tolerance across multiple servers. This combo offers significant improvements in performance, security, and cloud capabilities, enabling businesses to manage critical databases efficiently.
Oracle RAC 11G & 12C + 19C Combo provides high availability, load balancing, and disaster recovery features. It allows you to scale horizontally by adding more nodes, ensuring uninterrupted access to your databases, making it ideal for mission-critical applications.
Key features include:
Oracle RAC ensures database availability by distributing database instances across multiple nodes. If one node fails, the workload is automatically redistributed to the surviving nodes, minimizing downtime and preventing service interruptions.
The hardware requirements include:
Yes, Oracle RAC 11G, 12C, and 19C are highly compatible with cloud environments. Oracle RAC 19C, in particular, has been designed to integrate seamlessly with Oracle Cloud, enabling hybrid and multi-cloud configurations.
Yes, Oracle RAC can be an effective disaster recovery solution. It offers real-time data replication, ensuring that data is available across multiple nodes, even in the event of a disaster, reducing downtime and data loss.
Oracle Clusterware is responsible for managing the cluster of nodes in Oracle RAC. It provides the necessary infrastructure to coordinate the various nodes, ensuring they work together seamlessly. It also handles node failure detection and recovery.
Oracle RAC 19C introduces several benefits:
Backups in Oracle RAC are managed through Oracle Recovery Manager (RMAN). RMAN can back up all database instances in the cluster simultaneously, ensuring consistent backups across all nodes. It also supports incremental and point-in-time recovery.
Oracle ASM (Automatic Storage Management) is a storage management solution that works seamlessly with Oracle RAC. It simplifies database storage management by aggregating storage devices and managing them as a single logical unit, optimizing storage performance.
Oracle RAC uses an intelligent workload balancing mechanism to distribute database requests across all available nodes. This helps ensure that no single node is overloaded, enhancing performance and reducing response times.
Yes, Oracle RAC 11G, 12C, and 19C can be upgraded to newer versions through Oracle’s supported upgrade methods, which typically include using Oracle Database Upgrade Assistant (DBUA) or manual upgrade procedures. The upgrades ensure you stay up to date with the latest features and security patches.
You can monitor Oracle RAC performance using Oracle Enterprise Manager or built-in diagnostic tools like Oracle Grid Control. These tools provide real-time insights into the health, resource utilization, and performance metrics of your RAC cluster, helping you identify and resolve issues proactively.
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Oracle Real Application Clusters (RAC) is an advanced database clustering solution that enables multiple servers to run Oracle Database software simultaneously. This ensures high availability, scalability, and efficient resource utilization. The evolution from Oracle RAC 11G to 12C and 19C has brought significant improvements in performance, security, and management capabilities.
Oracle RAC 11G was one of the most widely adopted versions, known for its stability and robust features.
Key Features of Oracle RAC 11G
High Availability – Ensures continuous database operations by eliminating single points of failure.
Load Balancing – Distributes workloads dynamically across multiple nodes.
Cache Fusion – Optimizes memory access and enhances query performance.
Fast Application Notification (FAN) – Enhances application failover and response time.
Automatic Storage Management (ASM) – Simplifies storage management for clustered environments.
Service-Oriented Architecture (SOA) Support – Facilitates integration with enterprise applications.
Oracle RAC 12C introduced several new features to improve performance and manageability.
Key Features of Oracle RAC 12C
Pluggable Databases (PDBs) – Supports multi-tenant architecture for better consolidation.
Flex Clusters – Offers greater scalability by differentiating between hub and leaf nodes.
Application Continuity – Reduces downtime impact and maintains transaction integrity.
Policy-Based Cluster Management – Simplifies cluster administration by automating resource allocation.
In-Memory Column Store – Enhances query processing for analytical workloads.
Improved Load Balancing – Ensures optimal workload distribution across instances.
Oracle RAC 19C builds on the features of its predecessors while introducing enhancements for cloud-readiness and automation.
Key Features of Oracle RAC 19C
Automatic Database Diagnostic Monitor (ADDM) for RAC – Provides advanced performance insights.
Hybrid Cloud Support – Facilitates deployment in both on-premises and cloud environments.
Automatic Indexing – Improves query optimization with AI-driven indexing.
Faster Node Eviction – Reduces downtime during node failures.
Improved Data Guard Integration – Enhances disaster recovery capabilities.
Extended Support and Long-Term Stability – Oracle 19C is designated as a long-term support release.
Organizations that migrate from Oracle RAC 11G to 12C and 19C can leverage the strengths of each version while ensuring a smooth transition.
Oracle Real Application Clusters (RAC) is a high-availability database clustering solution that is widely used across industries for mission-critical applications. The combination of Oracle RAC 11G, 12C, and 19C offers enterprises a scalable and resilient database infrastructure, ensuring seamless data processing and uninterrupted operations. Below are the key applications of this Oracle RAC combo across various sectors.
1. Enterprise Resource Planning (ERP) Systems
Oracle RAC is extensively used to support ERP platforms, such as SAP, Oracle E-Business Suite, and Microsoft Dynamics.
Key Benefits
High Availability – Ensures business continuity by eliminating downtime.
Scalability – Supports growing business data and transactional loads.
Load Balancing – Distributes workloads efficiently across multiple nodes.
2. Banking and Financial Services
Financial institutions require real-time processing, high-speed transactions, and robust security. Oracle RAC is a preferred solution for banking applications such as:
Core banking systems
Payment gateways
Fraud detection systems
Key Benefits
Real-time Transaction Processing (OLTP) – Handles millions of transactions per second.
Disaster Recovery Integration – Ensures data safety during failures.
Compliance & Security – Meets stringent regulatory requirements.
3. E-Commerce & Online Retail
E-commerce businesses depend on fast, secure, and scalable databases to handle high volumes of traffic, especially during peak sales seasons.
Key Benefits
Zero Downtime – Ensures uninterrupted shopping experiences.
Scalable Infrastructure – Supports high transaction loads.
Multi-Node Failover – Prevents loss of data during failures.
4. Telecommunications
Telecom service providers use Oracle RAC to manage subscriber databases, billing systems, and call routing.
Key Benefits
24/7 Uptime – Ensures continuous service availability.
Efficient Call Data Management – Handles millions of call records daily.
Optimized Load Balancing – Enhances network performance and resource allocation.
5. Healthcare & Medical Databases
Hospitals and healthcare providers use Oracle RAC for managing patient records, lab reports, and medical imaging data.
Key Benefits
Data Integrity & Security – Ensures compliance with HIPAA and other regulations.
Fast Access to Medical Records – Reduces response times for critical care.
Scalability – Supports increasing healthcare data volumes.
6. Government & Defense Applications
Oracle RAC is deployed in national security, defense, and public sector applications requiring secure, resilient, and high-performance databases.
Key Benefits
Data Confidentiality – Implements advanced encryption and security measures.
Disaster Recovery Capabilities – Ensures data availability during emergencies.
Multi-Region Support – Provides a scalable architecture for nationwide deployments.
7. Cloud & Hybrid Cloud Deployments
With the advent of Oracle RAC 19C, businesses are integrating cloud computing into their database strategies. Oracle RAC is used for:
Private & Hybrid Cloud environments
Disaster Recovery & Backup Solutions
Cloud-Based SaaS Applications
Key Benefits
Cloud Scalability – Easily integrates with Oracle Cloud Infrastructure (OCI).
Cost Efficiency – Reduces on-premise hardware dependency.
Automated Indexing & Optimization – Enhances query performance in cloud environments.
8. Data Warehousing & Business Intelligence (BI)
Large enterprises rely on Oracle RAC for data analytics, reporting, and predictive modeling.
Key Benefits
Faster Query Processing – Optimized for analytical workloads.
Big Data Integration – Supports AI-driven insights.
Reliable Data Replication – Ensures accuracy in business reports.
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At Radical Technologies, we offer comprehensive Oracle RAC 11G & 12C +19C Combo Certification in Bengaluru, enabling individuals to enhance their credentials and advance their careers in the IT industry. Our Oracle RAC 11G & 12C +19C Combo Classes in Bengaluru are conducted by highly experienced instructors who provide real-world insights and industry best practices.
We take pride in being one of the most trusted Oracle RAC 11G & 12C +19C Combo Institutes in Bengaluru, offering a range of learning options including in-depth Oracle RAC 11G & 12C +19C Combo Training in Bengaluru. Whether you’re an individual looking to upgrade your skills or a corporate team aiming to enhance their database management expertise, we provide Oracle RAC 11G & 12C +19C Combo Corporate Training in Bengaluru tailored to meet your specific needs.
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Upon completion of our training, students receive Oracle RAC 11G & 12C +19C Combo Online Certification in Bengaluru, adding value to their professional profile and enabling them to confidently work with Oracle RAC technologies in enterprise environments.
Join Radical Technologies, the best choice for Oracle RAC 11G & 12C +19C Combo Course Training in Bengaluru, and take the next step in your professional journey today!
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