And it implements parallel query processing through query localization based on data partitioning and replication.
利用数据划分和复制将查询本地化从而实现并行查询。
DB2 UDB V5 extended parallel processing even further by introducing sysplex query parallelism.
DB 2 UDB V 5引入了sysplex查询并行，进一步扩展了并行处理。
Query optimization and processing is a critical component of parallel database systems.
查询优化和处理是并行数据库管理系统的关键组成部分。
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