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SSIS Project Optimization - Run In Optimized set to true

我想知道当SSIS项目属性“ RunInOptimizedMode”的“数据流优化”设置为true或false时,是否有人可以了解性能差异。

When set to true SSIS will not incur the overhead of allocating memory for columns (or components) that are selected but which are not mapped to a destination in the data flow. Essentially it will stop carrying around columns that are not needed--reducing memory used and the associated CPU required to handle the extra data.

https://docs.microsoft.com/en-us/sql/integration-services/data-flow/data-flow-performance-features?view=sql-server-2017

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