iceberg::ProjectionEvaluator Class Reference

A class that projects expressions for a table's data rows into expressions on the table's partition values, for a table's partition spec. More...

#include <projections.h>

Public Member Functions
Result< std::shared_ptr< Expression > >	Project (const std::shared_ptr< Expression > &expr)
	Project the given row expression to a partition expression.

Friends
class	Projections

Detailed Description

A class that projects expressions for a table's data rows into expressions on the table's partition values, for a table's partition spec.

Member Function Documentation

Project()

Result< std::shared_ptr< Expression > > iceberg::ProjectionEvaluator::Project

(

const std::shared_ptr< Expression > &

expr

)

Project the given row expression to a partition expression.

Parameters

expr	an expression on data rows

Returns

an expression on partition data (depends on the projection)

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The documentation for this class was generated from the following files:

• iceberg/expression/projections.h
• iceberg/expression/projections.cc