anonymous_namespace{item_create.cc}::Json_length_instantiator Class Reference

Instantiates a call to JSON_LENGTH, which may take either one or two arguments. More...

Public Member Functions
Item *	instantiate (THD *thd, PT_item_list *args)

Static Public Attributes
static constexpr int	Min_argcount = 1
static constexpr int	Max_argcount = 2

Detailed Description

Instantiates a call to JSON_LENGTH, which may take either one or two arguments.

The two-argument variant is rewritten from JSON_LENGTH(doc, path) to JSON_LENGTH(JSON_EXTRACT(doc, path)).

Member Function Documentation

instantiate()

Item * anonymous_namespace{item_create.cc}::Json_length_instantiator::instantiate ( THD *  thd, PT_item_list *  args  )

inline

Member Data Documentation

Max_argcount

constexpr int anonymous_namespace{item_create.cc}::Json_length_instantiator::Max_argcount = 2

staticconstexpr

Min_argcount

constexpr int anonymous_namespace{item_create.cc}::Json_length_instantiator::Min_argcount = 1

staticconstexpr

---

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

• sql/item_create.cc