Repeatable read - Permits neither unrepeatable reads nor dirty reads . Phantom reads may occur.

可重复读取-禁止不可重复读取和脏读取,但是有时可能出现幻影数据.

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This leaves you a choice between read committed and repeatable read.

剩下的也就是在“授权读取”和“可重复读取”之间选择了.

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Let's first consider repeatable read.

我们先考虑可重复读取.

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