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Duration 10 hours
Course Outline
Foundational Concepts in Structured Query Language and Relational Data Management
- Examining the architectural components of relational databases
- Reviewing standard SQL syntax and syntax rules
- Managing table structures and schema definitions
Fundamental Data Retrieval Procedures
- Executing SELECT statements for data extraction and projection
- Applying conditional filters using the WHERE clause
- Ordering output records via the ORDER BY directive
Integrating Multiple Data Sources
- Utilizing inner, left outer, right outer, and full outer joins
- Merging data from disparate database tables
- Defining and managing join predicates
Statistical Analysis and Data Aggregation
- Employing aggregate functions such as COUNT, SUM, AVG, MIN, and MAX
- Structuring data sets with the GROUP BY clause
- Applying post-aggregation filters using the HAVING clause
Nested Query Structures and Subqueries
- Implementing scalar subqueries for single-value returns
- Developing correlated subqueries for row-by-row evaluation
- Leveraging subqueries to enhance filtering logic and complex calculations
Data Maintenance and Modification Protocols
- Inserting new records into existing tables
- Modifying current data entries through UPDATE statements
- Executing secure and accurate data deletion procedures
Database Integrity Objects and Structural Constraints
- Defining primary and foreign key relationships
- Creating and utilizing database views
- Enforcing data integrity through constraints and business rules
Advanced SQL Methodologies
- Applying window functions for analytical computations
- Utilizing Common Table Expressions (CTEs) for modular query design
- Assessing query performance and applying optimization techniques
Conclusion and Recommended Learning Pathways
Requirements
- Foundational knowledge of core data management concepts
- Prior experience utilizing spreadsheets or structured tabular information
- Familiarity with standard business application workflows
Intended Professional Audience
- Data analysts engaged in operational reporting
- Information technology specialists and systems administrators
- Personnel responsible for the management, interrogation, and analysis of institutional data for government purposes
Testimonials (3)
It was very interactive and it kept us interested.
Raluca Alexandra PUNGA
Course - SQL Fundamentals
Small group, in-person for 3 days,
Annina - Ricardo AG
Course - SQL: Basics to Intermediate
The lecture about cte
