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Course Outline
1. Introduction to Relational Databases for Government
- Definition of a Relational Database
- Overview of PostgreSQL Architecture and Components
- Introduction to PgAdmin and psql Tools
- Connecting to a Database and Understanding Schemas
2. SQL Basics for Government
- Database Objects: Tables, Columns, and Constraints
- Data Types and NULL Values
- Writing Simple SELECT Queries
- Filtering with WHERE, Pattern Matching, and Logical Operators
- Sorting and Limiting Query Results
3. Working with Functions and Expressions for Government
- Arithmetic and String Functions
- Conditional Expressions and Case Statements
- Handling NULLs and Data Type Conversions
4. Combining and Filtering Data for Government
- Inner and Outer Joins, Self-Joins, and Cross Joins
- Set Operations: UNION, INTERSECT, and EXCEPT
- Subqueries: Scalar, Correlated, and Table Subqueries
- Common Table Expressions (CTEs) and Recursive Queries
5. Aggregation and Grouping for Government
- Aggregate Functions: SUM, AVG, COUNT, MIN, MAX
- GROUP BY and HAVING Clauses
- Window and Ranking Functions
6. Modifying Data for Government
- Inserting, Updating, and Deleting Records
- Using Transactions and Rollback
- Understanding ACID Principles
- Safe Data Manipulation Practices
7. Database Objects and Logical Structure for Government
- Creating and Managing Schemas and Tables
- Primary Keys, Foreign Keys, and Unique Constraints
- Creating and Managing Views and Materialized Views
- Introduction to Indexes and Performance Implications
Requirements
- A foundational understanding of IT and data concepts
- No prior experience with SQL or database management is necessary
- Familiarity with using software tools on Windows or Linux operating systems is beneficial
Audience
- Beginners and analysts interested in databases
- Developers new to PostgreSQL
- Professionals responsible for or exploring relational database management, specifically for government applications
14 Hours
Testimonials (1)
advance topics hands on + discussion like timescaleDB and hypertable , trainer's knowledge on the subject :)