anonymous_namespace{item_create.cc}::Instantiator< Function_class, 1, 2 > Class Template Reference

Instantiates a function class with one or two arguments. More...

Public Member Functions
Item *	instantiate (THD *thd, const POS &pos, PT_item_list *args)

Static Public Attributes
static const uint	Min_argcount = 1
static const uint	Max_argcount = 2

Detailed Description

template<typename Function_class>
class anonymous_namespace{item_create.cc}::Instantiator< Function_class, 1, 2 >

Instantiates a function class with one or two arguments.

Template Parameters

Function_class

The class that implements the function. Does not need to inherit Item_func.

Member Function Documentation

instantiate()

template<typename Function_class >

Item * anonymous_namespace{item_create.cc}::Instantiator< Function_class, 1, 2 >::instantiate ( THD *  thd, const POS &  pos, PT_item_list *  args  )

inline

Member Data Documentation

Max_argcount

template<typename Function_class >

const uint anonymous_namespace{item_create.cc}::Instantiator< Function_class, 1, 2 >::Max_argcount = 2

static

Min_argcount

template<typename Function_class >

const uint anonymous_namespace{item_create.cc}::Instantiator< Function_class, 1, 2 >::Min_argcount = 1

static

---

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

• sql/item_create.cc