Extending relational database management systems for information retrieval applications

Implementation of extended indexes in POSTGRES

ACM SIGIR Forum

An NF2 relational interface for document retrieval, restructuring and aggregation

SIGIR '95 Proceedings of the 18th annual international ACM SIGIR conference on Research and development in information retrieval

Selectivity Estimation and Query Optimization in Large Databases with Highly Skewed Distribution of Column Values

VLDB '88 Proceedings of the 14th International Conference on Very Large Data Bases

Extended User-Defined Indexing with Application to Textual Databases

VLDB '88 Proceedings of the 14th International Conference on Very Large Data Bases