PostgreSQL Distilled at Hashnode
- Why PostgreSQL?
- Target Audience
- Prerequisites
- Relational vs. Non-Relational Databases
- Introduction to SQL
- What are the main differences between relational and non-relational databases?
- Write a simple SQL query to retrieve data from a table.
- Installation and Setup
- Basic Commands and Operations
- How do you install PostgreSQL on your operating system?
- Write a command to create a new database in PostgreSQL.
- Understanding Tables, Rows, and Columns
- Common Data Types in PostgreSQL
- Describe the structure of a table in PostgreSQL.
- What are some common data types used in PostgreSQL?
- SELECT, INSERT, UPDATE, DELETE
- Filtering and Sorting
- Write a SQL query to insert a new record into a table.
- How would you update an existing record in a table?
- Joins, Subqueries, and Indexes
- Aggregation and Grouping
- Explain what a join is and provide an example.
- How would you use a subquery in a SELECT statement?
- Using PostgreSQL with popular frontend frameworks
- Security Considerations
- How do you connect PostgreSQL to a frontend framework of your choice?
- What are some security considerations when connecting to a database?
- A step-by-step guide to building a simple full-stack application with PostgreSQL
- Outline the steps to build a simple full-stack application with PostgreSQL.
- What are some challenges you might face when integrating PostgreSQL into a frontend application?
- Indexing Strategies
- Query Optimization
- What is indexing, and how can it improve query performance?
- Provide an example of a query optimization technique.
- Backups and Recovery
- Scaling PostgreSQL
- How would you perform a backup of a PostgreSQL database?
- What are some strategies for scaling PostgreSQL?
- Future Trends in PostgreSQL
- Resources and Further Reading
- A: Common SQL Commands Reference
- B: Troubleshooting Common Issues
- C: Glossary of Terms