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Structured and Modular Design**\n\n- Separation between data (USERDATA) and linked list nodes (Node)\n  \n- Independent layers for data storage, index management, and UI interaction\n  \n- Improves modularity and maintainability of the codebase\n\n**2. SQL-Like Query Engine**\n\n- Supports simplified SQL syntax:\n  - `SELECT`, `WHERE`, `ORDER BY`, `INSERT`, `DELETE`\n    \n- Queries are parsed and executed against in-memory data\n  \n- Designed for intuitive command-line interaction\n\n  - *SELECT*:\n    \n    \u003cimg src=\"/static/capture1-select-all.png\" width=700/\u003e\n\n  - *WHERE*:\n    \n    \u003cimg src=\"/static/capture5-where.png\" width=700/\u003e\n\n  - *ORDER BY*:\n  \n    \u003cimg src=\"/static/capture3-order.png\" width=700/\u003e\n\n  - *INSERT*:\n\n    \u003cimg src=\"/static/capture2-insert.png\" width=700/\u003e\n\n  - *DELETE*:\n\n    \u003cimg src=\"/static/capture4-delete.png\" width=700/\u003e\n\n\n**3. Doubly Linked List–Based Storage**\n\n- Core database operations are executed on a doubly linked list\n\n- Enables efficient traversal and manipulation of records\n\n- Demonstrates understanding of dynamic memory management in C\n\n\n**4. Indexing for Optimized Search**\n\n- Index fields are maintained separately from main data structures\n\n- Enables efficient range and key-based lookups without sorting the entire dataset\n\n- Provides a simple index mechanism for faster query execution\n\n\n**5. File and Memory Management**\n\n- Database is loaded from file into memory at startup\n\n- Users can modify in-memory data and selectively save changes back to disk\n\n- Demonstrates separation between persistent and transient data layers\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fkngsoomin%2Fdatabase-with-c","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fkngsoomin%2Fdatabase-with-c","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fkngsoomin%2Fdatabase-with-c/lists"}