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Duration 14 hours
Course Outline
Introduction to Database Migration
- Rationale for moving from proprietary to open-source solutions
- Architectural comparison of Oracle/SQL Server versus PostgreSQL
- Typical migration hurdles and keys to success
- Overview of migration methodologies
Pre-Migration Assessment and Planning
- Database inventory and dependency analysis
- Evaluation of schema complexity
- Assessment of application compatibility
- Development of a migration roadmap and timeline
Schema Migration Strategies
- Mapping Oracle data types to PostgreSQL
- Translating SQL Server data types
- Conversion of table structures
- Mapping of indexes and constraints
Object Migration: Stored Procedures and Functions
- Converting PL/SQL to PL/pgSQL
- Techniques for translating T-SQL
- Equivalents for built-in functions
- Restructuring packages and procedures
Data Migration Tools and Techniques
- Utilizing pg_dump and pg_restore
- Data migration via Oracle FDW
- Integration with SQL Server services
- Efficient handling of large data volumes
Application Code Migration
- Differences between JDBC and ODBC drivers
- Modifying connection strings
- SQL dialect variations within application code
- Managing proprietary features
Testing and Validation
- Verification of data integrity
- Strategies for functional testing
- Performance benchmarking
- Planning for parallel running and cutover
Post-Migration Optimization
- Tuning query performance in PostgreSQL
- Configuring settings for migrated workloads
- Setting up monitoring and alerting
- Considerations for ongoing maintenance
Troubleshooting Common Migration Issues
- Case study: Challenges in Oracle migration
- Case study: Challenges in SQL Server migration
- Rollback strategies
- Lessons learned and best practices
Hands-On Migration Workshop
- Guided migration of a sample schema
- Exercises in data extraction and loading
- Practice in code conversion
- Validation and verification exercises
Requirements
- Fundamental knowledge of relational databases
- Practical experience with SQL
- Acknowledgment of database administration principles
Target Audience
- Database Administrators
- Application Developers
- IT Architects
Testimonials (3)
good explanation on each points and provide assignment for practices.
Piseth Ben - ACLEDA Bank Plc.
Course - Oracle Database 19c: SQL Tuning Workshop
personalised to our understanding and data
Vincent Long - ASSMANG PTY LTD
Course - Business Intelligence with SSAS
The training instruments provided.