docs/html/Variable_8h_source.html

 #ifndef EXPR_VARIABLE_H

 #define EXPR_VARIABLE_H


 #include "expr/ExprNode.h"

 #include "catalog/Schema.h"


 namespace taco {


 class Variable: public ExprNode {

 public:

     static std::unique_ptr<Variable>

     Create(const Schema* schema, FieldId fid);


     ~Variable() override {}


     Datum Eval(const std::vector<NullableDatumRef>& record) const override;


     Datum Eval(const char* record) const override;


     void node_properties_to_string(std::string &buf, int indent) const override;

 private:

     Variable(const Schema* schema, FieldId fid);


     // TODO implement me

 };


 };


 #endif

ExprNode.h

Schema.h

taco::Datum
A Datum stores and possibly manage the memory resource of a read-only value of a plain fixed-length C...
Definition: datum.h:250

taco::ExprNode
ExprNode is an abstract class of all expressions.
Definition: ExprNode.h:29

taco::Schema
A Schema object stores the information for accessing an ordered set of typed fields either from a dis...
Definition: Schema.h:39

taco::Variable
Definition: Variable.h:9

taco::Variable::Variable
Variable(const Schema *schema, FieldId fid)
Definition: Variable.cpp:7

taco::Variable::node_properties_to_string
void node_properties_to_string(std::string &buf, int indent) const override
Definition: Variable.cpp:31

taco::Variable::Create
static std::unique_ptr< Variable > Create(const Schema *schema, FieldId fid)
Definition: Variable.cpp:14

taco::Variable::~Variable
~Variable() override
Definition: Variable.h:14

taco::Variable::Eval
Datum Eval(const std::vector< NullableDatumRef > &record) const override
Evaluate function upon a deserialized record.
Definition: Variable.cpp:19

taco
Definition: datum.h:28

taco::FieldId
int16_t FieldId
Definition: tdb_base.h:212