@staticmethod
    def get_equijoin_condition(col0, col1):

        return expression.EQ(expression.UnnamedAttributeRef(col0),
                             expression.UnnamedAttributeRef(col1))
Return a boolean expression representing an equijoin.
dataset/ETHPy150Open uwescience/raco/raco/algebra.py/CompositeBinaryOperator.get_equijoin_condition