تعلم قواعد البيانات من الصفر Database

This course provides a comprehensive introduction to databases, covering both the theoretical foundations and practical application. You'll gain a solid understanding of database concepts and how they power modern data management.

Theoretical Concepts:

• Database Terminology: Learn the essential vocabulary used in database management.
• File-Based Systems & Their Limitations: Explore older data storage methods based on files and understand their inherent drawbacks.
• Introduction to Database Systems: Discover the evolution of database systems and how they address the shortcomings of file-based approaches.
• Database Architecture: Understand the fundamental structure of databases and their various components.
• Database Models: Delve into key database models and how they are organized into different levels.
• Entity-Relationship Model (ER Model): Study the ER model with illustrative examples. Learn about its enhancements and constraints.
• Relational Model: Explore the relational model, its relationship to the ER model, and its limitations. Understand data manipulation with update operations (insert, delete, update).

Practical SQL Skills:

• SQL (Structured Query Language): Master SQL, a crucial skill for any programmer and database professional. Instruction is based on the official Oracle website.
• Querying Data: Learn to select specific rows using SELECT statements and filter data with WHERE clauses.
• Sorting & Joining Tables: Understand how to order query results and retrieve data from multiple tables.
• Oracle Functions: Explore a wide range of numeric, symbolic, date, conversion, and general functions available in Oracle.
• Data Manipulation: Learn to modify data using INSERT, DELETE, and UPDATE statements.
• Stored Procedures: Understand how to create, save, execute, and rollback stored procedures.
• Aggregate Functions: Utilize aggregate functions and their associated conditions for data summarization.

Career Readiness:

This course equips you with the essential knowledge and practical skills to succeed in the job market. A strong understanding of database management is highly valued in today's technology landscape. Gain a competitive edge with this comprehensive training in database fundamentals and SQL programming.