提交到 Roll-up 载入示例数据
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@ -83,13 +83,13 @@ Roll-up 是第一级对选定列集的一级聚合操作,通过这个操作我
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```
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Roll-up has been enabled by setting `"rollup" : true` in the `granularitySpec`.
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通过在 `granularitySpec` 选项中设置 `rollup : true` 来启用 Roll-up。
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Note that we have `srcIP` and `dstIP` defined as dimensions, a longSum metric is defined for the `packets` and `bytes` columns, and the `queryGranularity` has been defined as `minute`.
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请注意,我们将 `srcIP` 和 `dstIP` 定义为 **维度(dimensions)**,将 `packets` 和 `bytes` 列定义为了 longSum 类型的**指标(metric)**,并将 `queryGranularity` 配置定义为 `minute`。
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We will see how these definitions are used after we load this data.
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加载这些数据后,我们将看到如何使用这些定义。
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## Load the example data
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## 载入示例数据
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From the apache-druid-apache-druid-0.21.1 package root, run the following command:
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