PostgreSQL Exercises, Practice, Solution
What is PostgreSQL?
PostgreSQL is a powerful open-source object-relational database system known for its reliability, data integrity, and correctness. With over 15 years of development, it has a strong reputation in the industry.
Practice & Exercises:
The best way to learn PostgreSQL is through practice. This section is for beginners to intermediate users to enhance their SQL skills with exercises. Happy Coding!
List of PostgreSQL Exercises
- PostgreSQL Basic SELECT statement [19 Exercises]
- PostgreSQL Restricting and Sorting Data [11 Exercises]
- PostgreSQL Aggregate Functions and Group by [14 Exercises]
- PostgreSQL Creating and managing indexes [60 Exercises]
- PostgreSQL Understanding and using EXPLAIN and ANALYZE for query optimization [60 Exercises]
- PostgreSQL Index types (e.g., B-tree, Hash, GIN, GiST) [60 Exercises]
- PostgreSQL BEGIN, COMMIT, ROLLBACK [60 Exercises]
- PostgreSQL Isolation levels (e.g., Read Committed, Repeatable Read, Serializable) [60 Exercises]
- PostgreSQL Locking mechanisms and deadlock prevention [60 Exercises]
- PostgreSQL Creating and managing views [60 Exercises]
- PostgreSQL Updating views [50 Exercises]
- PostgreSQL Creating and refreshing materialized views [45 Exercises]
- PostgreSQL Creating and managing views [60 Exercises]
- PostgreSQL Using triggers with stored procedures [50 Exercises]
- PostgreSQL Returning result sets from functions [50 Exercises]
- PostgreSQL Table partitioning (e.g., range, list, hash) [50 Exercises]
- PostgreSQL Managing partitioned tables [50 Exercises]
- PostgreSQL Querying partitioned tables [50 Exercises]
Table Creation and Management
Data Manipulation
Data Retrieval
Functions and Expressions
Advanced Querying
Indexes and Performance Optimization
Transactions and Concurrency Control
Views and Materialized Views
Stored Procedures and Functions
Partitioning
Snippets
More to come!
Structure of 'hr' database :
Click here to get Oracle Hr Database
You may Download .tar.gz file and .zip file of the database (both structure and data) to practice on your local machine.
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