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Quick Summary
Design an in-memory database system supporting table creation, row insertion with auto-increment IDs, and data selection.
Implement dynamic type inference to correctly parse numeric strings as integers for accurate mathematical comparisons.
Filter rows using AND logic across multiple conditions and sort results by one or more columns in ascending order.
What This Tests
Efficient hash map usage for schema and row storage
Data structure design for relational-like operations
Handling mixed-type comparisons and parsing logic
Multi-column sorting and conditional filtering
Common Patterns
Hashing
Sorting
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