作为优化对比出现,这也是本文的亮点。
Appears as the optimized contrast, this is also this article luminescent spot.
提交:单阶段优化和两阶段的对比。
该参数值较高可能会影响优化器在缓冲池使用中对比较保守的存取方案的选择。
Higher values for this parameter can influence the optimizer to choose access plans that are more conservative in buffer pool usage.
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