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Auto-Tables: Synthesizing Multi-Step Transformations to Relationalize Tables without Using Examples. (arXiv:2307.14565v2 [cs.DB] UPDATED)
cs.LG updates on arXiv.org arxiv.org
Relational tables, where each row corresponds to an entity and each column
corresponds to an attribute, have been the standard for tables in relational
databases. However, such a standard cannot be taken for granted when dealing
with tables "in the wild". Our survey of real spreadsheet-tables and web-tables
shows that over 30% of such tables do not conform to the relational standard,
for which complex table-restructuring transformations are needed before these
tables can be queried easily using SQL-based analytics tools. …
arxiv auto column databases examples relational relational databases spreadsheet standard survey tables