Adaptive Index Utilization in Memory-Resident Structural Joins

IEEE Trans. Knowl. Data Eng., pp. 772-788, 2007.

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Abstract:

We consider adaptive index utilization as a fine-grained problem in autonomic databases in which an existing index is dynamically determined to be used or not in query processing. As a special case, we study this problem for structural joins, the core operator in XML query processing, in the main memory. We find that index utilization is ...More

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