MySQL 8.4.3
Source Code Documentation
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#include <parse_tree_nodes.h>
Public Member Functions | |
PT_order_expr (const POS &pos, Item *item_arg, enum_order dir) | |
bool | do_contextualize (Parse_context *pc) override |
Public Member Functions inherited from Parse_tree_node_tmpl< Context > | |
virtual | ~Parse_tree_node_tmpl ()=default |
bool | is_contextualized () const |
virtual bool | contextualize (Context *pc) final |
void | error (Context *pc, const POS &pos) const |
syntax_error() function replacement for deferred reporting of syntax errors More... | |
void | error (Context *pc, const POS &pos, const char *msg) const |
syntax_error() function replacement for deferred reporting of syntax errors More... | |
void | errorf (Context *pc, const POS &pos, const char *format,...) const |
syntax_error() function replacement for deferred reporting of syntax errors More... | |
Public Member Functions inherited from ORDER | |
bool | is_item_original () const |
Protected Member Functions | |
void | add_json_info (Json_object *obj) override |
Add all the node-specific json fields. More... | |
Protected Member Functions inherited from Parse_tree_node_tmpl< Context > | |
Parse_tree_node_tmpl ()=delete | |
Parse_tree_node_tmpl (const POS &pos) | |
Parse_tree_node_tmpl (const POS &start_pos, const POS &end_pos) | |
bool | begin_parse_tree (Show_parse_tree *tree) |
bool | end_parse_tree (Show_parse_tree *tree) |
virtual bool | do_contextualize (Context *pc) |
Do all context-sensitive things and mark the node as contextualized. More... | |
Private Types | |
typedef Parse_tree_node | super |
Additional Inherited Members | |
Public Types inherited from Parse_tree_node_tmpl< Context > | |
typedef Context | context_t |
Static Public Member Functions inherited from Parse_tree_node_tmpl< Context > | |
static void * | operator new (size_t size, MEM_ROOT *mem_root, const std::nothrow_t &arg=std::nothrow) noexcept |
static void | operator delete (void *ptr, size_t size) |
static void | operator delete (void *, MEM_ROOT *, const std::nothrow_t &) noexcept |
Public Attributes inherited from Parse_tree_node_tmpl< Context > | |
POS | m_pos |
Public Attributes inherited from ORDER | |
ORDER * | next {nullptr} |
MY_BITMAP * | grouping_set_info {nullptr} |
If the query block includes non-primitive grouping, then these modifiers are represented as grouping sets. More... | |
Item * | item_initial {nullptr} |
The initial ordering expression. More... | |
Item ** | item {&item_initial} |
Points at the item in the select fields. More... | |
Item_rollup_group_item * | rollup_item {nullptr} |
enum_order | direction |
bool | in_field_list {false} |
const char * | used_alias {nullptr} |
Tells whether this ORDER element was referenced with an alias or with an expression in the query, and what the alias was: SELECT a AS foo GROUP BY foo: "foo". More... | |
Field * | field_in_tmp_table {nullptr} |
When GROUP BY is implemented with a temporary table (i.e. More... | |
char * | buff {nullptr} |
table_map | used {0} |
table_map | depend_map {0} |
bool | is_explicit {false} |
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private |
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inline |
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inlineoverrideprotectedvirtual |
Add all the node-specific json fields.
Any class that needs to add such info should override this function rather than doing it in do_contextualize(). E.g. the parse tree node for AVG() may have "distinct" field to indicate if AVG(DISTINCT ...) is used or not.
json_obj | Json object for this parse tree node. |
Reimplemented from Parse_tree_node_tmpl< Context >.
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override |