Package org.apache.calcite.schema

Interface ScalarFunction

All Superinterfaces:
Function
All Known Implementing Classes:
ScalarFunctionImpl
public interface ScalarFunction extends Function
Function that returns a scalar result.

  • Method Summary

    Modifier and Type
    Method
    Description
    RelDataType
    getReturnType(RelDataTypeFactory typeFactory)
    Returns the return type of this function, constructed using the given type factory.

    Methods inherited from interface org.apache.calcite.schema.Function

    getParameters

  • Method Details

    • getReturnType

      RelDataType getReturnType(RelDataTypeFactory typeFactory)
      Returns the return type of this function, constructed using the given type factory.
      Parameters:
      typeFactory - Type factory