Because driver maintains connection to both nodes while write transactions are directed to the primary node, read transactions can be directed to either node.

由于驱动程序维护与两个节点的连接，同时写事务被定向到主节点，因此读事务可以定向到任何一个节点。

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Read transactions require a consistent view of the data -- meaning if two read transactions are submitted at the same time, they should produce uniform result sets if they select the same data ranges.

读事务需要数据的一致视图 —— 即当同时提交两个读事务时，如果它们选择相同的数据范围，那么应该产生一致的结果集。

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"Most of what people print now is for temporary read-and-discard purposes and for transactions, " said Shane.

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The SEC requires private companies with at least 500 investors to disclose its finances, something companies like Facebook have vehemently resisted. (Read Facebook And Twitter Lead To Explosion In Private Company Stock Transactions).

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Working with big firms, Castlight assembles data from past transactions so that employees can shop for doctors online and read reviews posted by patients.

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