vt. overestimate ; overrate
我们极度过高估计我们认识事情本来面目的能力。
We profoundly overestimate our ability to see things as they are.
换句话说,优化器过高估计了本地谓词对表格的选择性。
In other words, the optimizer overestimated the selectivity of the local predicates on the table.
对于训练——这是重要的,但是不要过高估计。
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