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Lazy Class Reference

#include <opt_explain_format.h>

Inheritance diagram for Lazy:
Sql_alloc Explain::Lazy_condition

List of all members.

Public Member Functions

virtual bool eval (String *ret)=0

Detailed Description

Emulate lazy computation


Member Function Documentation

virtual bool Lazy::eval ( String ret) [pure virtual]

Deferred evaluation of encapsulated expression

Parameters:
[out]retReturn string value
Return values:
falseSuccess
trueFailure (OOM)

Implemented in Explain::Lazy_condition.


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