pingcap / pingcap/tidb

Don't store the values whose length is too long in the statistics

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#32,535 0 comments 0 reactions 0 assignees View on GitHub
type/enhancement
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Go
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Description

## Enhancement
When the column values are very large, we assume that it's not a very common value so we don't store it in the statistics. This can save the memory of the stats.

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