Initial ordering of tables for database queries
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United States of America Patent
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Apr 23, 2002
Grant Date -
N/A
app pub date -
Jan 20, 1999
filing date -
Jan 20, 1999
priority date (Note) -
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Abstract
Multiple initial orderings of tables are used a multiple starting point in a cost-base, cut-off search for a good ordering of tables in processing a database query that specifies multiple join operations. Multiple heuristics may be used to generate the multiple initial orderings of the tables. The database query is executed with the good ordering of tables.
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