Transaction logging appeared to have a small but significant effect on overall performance and for the two major transaction types.

事务日志对总体性能和两个主要事务类型的影响比较小但非常重要。

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Often these major high-level functions are combined in a given transaction.

在给定的事务中，通常会合并这些主要高级功能。

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In terms of the TCS, the major resource management issue involves dealing with services that time-out during a transaction operation.

就TCS而言，主要的资源管理问题涉及处理在事务操作过程中超时的服务。

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