anonymous_namespace{opt_explain.cc}::Explain::Lazy_condition Class Reference

Inheritance diagram for anonymous_namespace{opt_explain.cc}::Explain::Lazy_condition:

Public Member Functions
	Lazy_condition (Item *condition_arg)
bool	eval (String *ret) override
	Deferred evaluation of encapsulated expression. More...
Public Member Functions inherited from Lazy
virtual	~Lazy ()=default

Private Attributes
Item *const	condition

Constructor & Destructor Documentation

Lazy_condition()

anonymous_namespace{opt_explain.cc}::Explain::Lazy_condition::Lazy_condition ( Item *  condition_arg )

inline

Member Function Documentation

eval()

bool anonymous_namespace{opt_explain.cc}::Explain::Lazy_condition::eval ( String *  ret )

inlineoverridevirtual

Deferred evaluation of encapsulated expression.

Parameters

[out]

ret

Return string value

Return values

false	Success
true	Failure (OOM)

Implements Lazy.

Member Data Documentation

condition

Item* const anonymous_namespace{opt_explain.cc}::Explain::Lazy_condition::condition

private

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

• sql/opt_explain.cc