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cs.DB2026
The Case for Text-to-SQL Friendly Logical Database Design
Shi Heng Zhang, Zhengjie Miao, Jiannan Wang
Logical database design has traditionally optimized database schemas, including tables, columns, keys, constraints, and views, for correctness, integrity, and human-written applica…
cs.DB2025
LINEAGEX: A Column Lineage Extraction System for SQL
Shi Heng Zhang, Zhengjie Miao, Jiannan Wang
As enterprise data grows in size and complexity, column-level data lineage, which records the creation, transformation, and reference of each column in the warehouse, has been the…