Fragment level column statistics are represented as mini-bins because each mini-bin is a small percentage of the final column bin.

片段级列统计被表示为迷你箱状图形，因为每一个迷你箱状图形占最终的列箱状图形的一小部分。

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Data from each fragment is individually sorted, and mini-bin distribution is built and stored in the sysfragdist catalog.

每一个片段的数据都被分别存储，构建迷你箱状分布图并存储到sysfragdist目录。

youdao

Data from each fragment is individually sorted, and mini-bin distribution is built and stored in the sysfragdist catalog.

每一个片段的数据都被分别存储，构建迷你箱状分布图并存储到sysfragdist目录。

youdao