| 程序包 | 说明 |
|---|---|
| org.meteoinfo.data.dataframe |
| 限定符和类型 | 方法 | 说明 |
|---|---|---|
DataFrameGroupBy |
DataFrame.groupBy(Integer... columns) |
Group the data frame rows using columns
|
DataFrameGroupBy |
DataFrame.groupBy(Object... columns) |
Group the data frame rows using columns
|
DataFrameGroupBy |
DataFrame.groupBy(List<Object> columns) |
Group the data frame rows using columns
|
DataFrameGroupBy |
DataFrame.groupBy(KeyFunction function) |
Group the data frame rows using the specified key function.
|
DataFrameGroupBy |
DataFrame.groupByIndex(String pStr) |
Group the data frame rows using the specified key function.
|
DataFrameGroupBy |
DataFrame.groupByIndex(WindowFunction function) |
Group the data frame rows using the specified key function.
|
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