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PostgreSQL Migration and Legacy Systems

Master database migrations to PostgreSQL. High-paying migration specialist career awaits!

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PostgreSQL Migration and Legacy Systems
3 Modules
March 2026
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Course Curriculum

3 Modules · 10 Chapters · 10 Topics · 90 Sub-topics

01
Foundation
3 Chapters · 3 Topics · 24 Sub-topics
Introduction to PostgreSQL
1 Topics
Introduction to PostgreSQL
6 Sub-topics
What is PostgreSQL and Why Use It
Installing PostgreSQL on Different Platforms
Understanding PostgreSQL Architecture
Connecting to PostgreSQL Database
PostgreSQL Command-Line Tools (psql)
Understanding Databases, Schemas, and Tables
SQL Fundamentals - Data Definition Language (DDL)
1 Topics
SQL Fundamentals - Data Definition Language (DDL)
8 Sub-topics
Creating Databases and Schemas
CREATE TABLE Statement Basics
DROP and TRUNCATE Statements
ALTER TABLE - Adding Columns
ALTER TABLE - Modifying Columns
ALTER TABLE - Dropping Columns
RENAME Operations
Understanding Table Ownership
PostgreSQL Data Types
1 Topics
PostgreSQL Data Types
10 Sub-topics
Numeric Types - INTEGER, BIGINT, DECIMAL
Character Types - VARCHAR, CHAR, TEXT
Boolean Type
Date and Time Types - DATE, TIME, TIMESTAMP
UUID Type and Generation
ENUM Types - Creating Custom Types
Array Data Types
JSON and JSONB Types
Range Types
Choosing the Right Data Type
02
Modern Features
4 Chapters · 4 Topics · 36 Sub-topics
Constraints
1 Topics
Constraints
10 Sub-topics
PRIMARY KEY Constraint
FOREIGN KEY Constraint
UNIQUE Constraint
NOT NULL Constraint
CHECK Constraint
DEFAULT Values
Constraint Naming Conventions
Adding Constraints to Existing Tables
Dropping Constraints
ON DELETE and ON UPDATE Actions
Views
1 Topics
Views
8 Sub-topics
Creating Simple Views
Views with Joins
Views with Aggregations
Updatable Views
Materialized Views
Refreshing Materialized Views
Dropping and Altering Views
Views vs Tables Performance
JSON and JSONB Operations
1 Topics
JSON and JSONB Operations
10 Sub-topics
JSON vs JSONB Data Types
Inserting JSON Data
Querying JSON Data - Operators
Extracting JSON Values
JSON Path Queries
Modifying JSON Data
JSON Array Operations
JSON Aggregation Functions
Indexing JSONB Columns
JSON Schema Validation
Working with PostgreSQL Extensions
1 Topics
Working with PostgreSQL Extensions
8 Sub-topics
What are PostgreSQL Extensions
Installing Extensions
Popular Extensions Overview
UUID Extension (uuid-ossp)
PostGIS for Geographic Data
pg_trgm for Similarity Search
hstore for Key-Value Storage
Extension Best Practices
03
Migration Strategies
3 Chapters · 3 Topics · 30 Sub-topics
Database Design and Normalization
1 Topics
Database Design and Normalization
10 Sub-topics
Database Design Principles
Entity Relationship Diagrams
First Normal Form (1NF)
Second Normal Form (2NF)
Third Normal Form (3NF)
Boyce-Codd Normal Form (BCNF)
Denormalization When Appropriate
Designing for Scalability
Schema Naming Conventions
Common Design Patterns
Best Practices and Design Patterns
1 Topics
Best Practices and Design Patterns
10 Sub-topics
Code Organization Strategies
Naming Conventions
Comment and Documentation
Version Control for Database Schema
Migration Strategies
Testing Database Code
Avoiding N+1 Query Problems
Batch Processing Techniques
Monitoring and Alerting
Code Review Guidelines
Backup and Restore Basics for Developers
1 Topics
Backup and Restore Basics for Developers
10 Sub-topics
Understanding Backup Types
pg_dump Command
pg_restore Command
Backing Up Specific Tables
Backing Up Specific Schemas
Restoring to Different Database
Data Export to CSV
Data Import from CSV
COPY Command
Backup Best Practices

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