Answering Structured Queries on Unstructured Data.

Jing Liu Xin Dong Alon Y. Halevy

Published in: WebDB (2006)

Keyphrases

structured queries
unstructured data
structured data
semi structured
textual data
information extraction
xml documents
data sources
keyword search
keyword queries
metadata
structured documents
text data
text documents
data sets
information retrieval systems
information retrieval