Inheritance diagram for opt_explain_json_namespace::joinable_ctx:

Collaboration diagram for opt_explain_json_namespace::joinable_ctx:

Public Member Functions
	joinable_ctx (Explain_context_enum type_arg, const char name_arg, context parent_arg)
Public Member Functions inherited from opt_explain_json_namespace::context
	context (Explain_context_enum type_arg, const char name_arg, context parent_arg)
virtual bool	format (Opt_trace_context *json)
bool	is_query_block () const
virtual size_t	id (bool hide=false)=0
virtual bool	cacheable ()
virtual bool	dependent ()
virtual class qep_row *	entry ()
virtual void	set_child (context *child)
virtual void	set_union_result (union_result_ctx *ctx)
	associate CTX_UNION_RESULT node with CTX_UNION node
virtual bool	add_subquery (subquery_list_enum subquery_type, subquery_ctx *ctx)
virtual bool	format_nested_loop (Opt_trace_context *json)
virtual bool	add_join_tab (joinable_ctx *ctx)
virtual void	set_sort (sort_ctx *ctx)
virtual bool	add_query_spec (context *ctx)
virtual bool	find_and_set_derived (context *subquery)
virtual bool	add_where_subquery (subquery_ctx ctx, SELECT_LEX_UNIT subquery)
virtual bool	format_derived (Opt_trace_context *json)
	Helper function to format output for derived subquery if any.
virtual bool	format_where (Opt_trace_context *json)
	Helper function to format output for associated WHERE subqueries if any.
virtual bool	format_unit (Opt_trace_context *json)
	Helper function to format output for HAVING, ORDER/GROUP BY subqueries.
Public Member Functions inherited from Explain_context
	Explain_context (Explain_context_enum type_arg)

Additional Inherited Members
Static Public Member Functions inherited from Sql_alloc
static void *	operator new (size_t size) throw ()
static void *	operator new[] (size_t size) throw ()
static void *	operator new[] (size_t size, MEM_ROOT *mem_root) throw ()
static void *	operator new (size_t size, MEM_ROOT *mem_root) throw ()
static void	operator delete (void *ptr, size_t size)
static void	operator delete (void ptr, MEM_ROOT mem_root)
static void	operator delete[] (void ptr, MEM_ROOT mem_root)
static void	operator delete[] (void *ptr, size_t size)
Public Attributes inherited from opt_explain_json_namespace::context
context *	parent
	link to parent node or NULL
Protected Attributes inherited from opt_explain_json_namespace::context
const char *	name

Detailed Description

Base for CTX_JOIN_TAB, CTX_DUPLICATES_WEEDOUT and CTX_MATERIALIZATION nodes

This class implements a base to explain individual JOIN_TABs as well as JOIN_TAB groups like in semi-join materialization.

Definition at line 776 of file opt_explain_json.cc.

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

Public Member Functions