AnalyticQuerySteps.FullAnalyticQuerySteps.OrderByOptionalStep (tablesaw-core 0.44.1 API)

Enclosing interface:: AnalyticQuerySteps.FullAnalyticQuerySteps

public static interface AnalyticQuerySteps.FullAnalyticQuerySteps.OrderByOptionalStep

- Method Summary
  
  All Methods Instance Methods Abstract Methods
  Modifier and Type Method Description
  
  AnalyticQuerySteps.DefineWindowFame orderBy(String... columnNames)
  Set the Order by Columns.

- Method Detail
  - orderBy
```
AnalyticQuerySteps.DefineWindowFame orderBy(String... columnNames)
```
    Set the Order by Columns. The query will order each partition by the given column names, applied in order.
    if column name starts with - then sort that column descending otherwise sort ascending
    
    Parameters:
    
    columnNames - column names to order by. If no column names are supplied the query will skip this step.
    
    Returns:
    
    the define window frame step in the fluent analytic query builder.