RexSqlConvertlet (Apache Calcite API)

All Known Implementing Classes:

RexSqlStandardConvertletTable.EquivConvertlet
```
public interface RexSqlConvertlet
```
Converts a RexNode expression into a SqlNode expression.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`SqlNode`	`convertCall(RexToSqlNodeConverter converter, RexCall call)`	Converts a `RexCall` to a `SqlNode` expression.

- Method Detail
  - convertCall
```
SqlNode convertCall(RexToSqlNodeConverter converter,
                    RexCall call)
```
    Converts a RexCall to a SqlNode expression.
    
    Parameters:
    
    converter - to use in translating
    
    call - RexCall to translate
    
    Returns:
    
    SqlNode, or null if translation was unavailable