And the location of every row is in a fixed location, allowing for techniques such as lock escalation when too many fine-grained locks would otherwise be needed.
并且由于每一行都被存储在固定的位置，使得锁升级这样的技术得以实现，以避免过多细粒度锁。
And the location of every row is in a fixed location, allowing for techniques such as lock escalation when too many fine-grained locks would otherwise be needed.
并且由于每一行都被存储在固定的位置，使得锁升级这样的技术得以实现，以避免过多细粒度锁。
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