| 摘要 |
A system, method, and computer program product are provided for immediately updating a materialized view in a relational database management system. The method includes the steps of creating a materialized view defined over a base table, executing an update statement on the base table, computing a delta of the base table by comparing images of the base table before execution of the update statement and after execution of the update statement, computing a delta of the materialized view based on the delta of the base table, and updating the materialized view using the delta of the materialized view.
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