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Course Outline
Foundations of Database Migration for Government
- Rationale for transitioning from proprietary to open-source platforms
- Architectural comparison of Oracle and SQL Server against PostgreSQL
- Key challenges and determinants of successful migration projects
- Summary of established migration methodologies
Pre-Migration Assessment and Strategic Planning
- Comprehensive database inventory and dependency mapping
- Evaluation of schema complexity and structure
- Assessment of application compatibility requirements
- Development of a detailed migration roadmap and schedule
Schema Migration Methodologies
- Conversion of Oracle data types to PostgreSQL standards
- Mapping SQL Server data types to open-source equivalents
- Transformation of table structures and definitions
- Reconciliation of indexes and constraint definitions
Object Migration: Stored Procedures and Functions
- Conversion of PL/SQL logic to PL/pgSQL
- Techniques for translating T-SQL constructs
- Identification of built-in function equivalents
- Restructuring of packages and procedural code
Data Migration Tools and Operational Techniques
- Utilization of pg_dump and pg_restore utilities
- Leveraging Oracle FDW for secure data transfer
- Integration of SQL Server data services
- Strategies for efficient handling of high-volume datasets
Application Code Adaptation
- Analysis of JDBC and ODBC driver discrepancies
- Modification of database connection parameters
- Addressing SQL dialect variances in application logic
- Resolution of dependency on proprietary features
Testing and Validation Protocols
- Verification of data integrity and accuracy
- Implementation of comprehensive functional testing
- Execution of performance benchmarking assessments
- Planning for parallel operations and system cutover
Post-Migration Optimization and Maintenance
- Tuning query performance within the PostgreSQL environment
- Adjusting configurations to support migrated workloads
- Establishing monitoring frameworks and alerting mechanisms
- Defining ongoing maintenance and support procedures
Resolution of Common Migration Issues
- Case analysis: Challenges in Oracle migration contexts
- Case analysis: Challenges in SQL Server migration contexts
- Development and execution of rollback strategies
- Review of lessons learned and industry best practices
Practical Migration Workshop
- Guided migration exercise using a representative schema
- Hands-on data extraction and loading activities
- Practical exercises in code conversion
- Validation and verification drills
Requirements
- Fundamental understanding of relational database systems
- Proficiency in SQL
- Familiarity with core database administration concepts
Target Audience
- Database Administrators
- Application Developers
- IT Architects
14 Hours
Testimonials (2)
personalised to our understanding and data
Vincent Long - ASSMANG PTY LTD
Course - Business Intelligence with SSAS
The training instruments provided.