MySQL 8.0.31
Source Code Documentation

Node for the UPDATE NOW[([<precision>])] column attribute. More...

#include <parse_tree_column_attrs.h>

Inheritance diagram for PT_on_update_column_attr:
[legend]

Public Member Functions

 PT_on_update_column_attr (uint8 precision)
 
void apply_on_update_value (Item **value) const override
 
bool contextualize (Column_parse_context *pc) override
 Do all context-sensitive things and mark the node as contextualized. More...
 
- Public Member Functions inherited from PT_column_attr_base
virtual void apply_type_flags (ulong *) const
 
virtual void apply_alter_info_flags (ulonglong *) const
 
virtual void apply_comment (LEX_CSTRING *) const
 
virtual void apply_default_value (Item **) const
 
virtual void apply_gen_default_value (Value_generator **)
 
virtual void apply_srid_modifier (std::optional< gis::srid_t > *) const
 
virtual bool apply_collation (Column_parse_context *, const CHARSET_INFO **to, bool *has_explicit_collation) const
 
virtual bool add_check_constraints (Sql_check_constraint_spec_list *check_const_list)
 
virtual bool has_constraint_enforcement () const
 Check for the [NOT] ENFORCED characteristic. More...
 
virtual bool is_constraint_enforced () const
 Check if constraint is enforced. More...
 
virtual bool set_constraint_enforcement (bool enforced)
 Update the ENFORCED/NOT ENFORCED state of the CHECK constraint. More...
 
- Public Member Functions inherited from Parse_tree_node_tmpl< Column_parse_context >
virtual ~Parse_tree_node_tmpl ()=default
 
bool is_contextualized () const
 
void error (Column_parse_context *pc, const POS &pos) const
 syntax_error() function replacement for deferred reporting of syntax errors More...
 
void error (Column_parse_context *pc, const POS &pos, const char *msg) const
 syntax_error() function replacement for deferred reporting of syntax errors More...
 
void errorf (Column_parse_context *pc, const POS &pos, const char *format,...) const
 syntax_error() function replacement for deferred reporting of syntax errors More...
 

Private Types

typedef PT_column_attr_base super
 

Private Attributes

const uint8 precision
 
Itemitem
 

Additional Inherited Members

- Public Types inherited from PT_column_attr_base
typedef decltype(Alter_info::flagsalter_info_flags_t
 
- Public Types inherited from Parse_tree_node_tmpl< Column_parse_context >
typedef Column_parse_context context_t
 
- Static Public Member Functions inherited from Parse_tree_node_tmpl< Column_parse_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
 
- Protected Member Functions inherited from PT_column_attr_base
 PT_column_attr_base ()=default
 
- Protected Member Functions inherited from Parse_tree_node_tmpl< Column_parse_context >
 Parse_tree_node_tmpl ()
 

Detailed Description

Node for the UPDATE NOW[([<precision>])] column attribute.

Member Typedef Documentation

◆ super

Constructor & Destructor Documentation

◆ PT_on_update_column_attr()

PT_on_update_column_attr::PT_on_update_column_attr ( uint8  precision)
inlineexplicit

Member Function Documentation

◆ apply_on_update_value()

void PT_on_update_column_attr::apply_on_update_value ( Item **  value) const
inlineoverridevirtual

Reimplemented from PT_column_attr_base.

◆ contextualize()

bool PT_on_update_column_attr::contextualize ( Column_parse_context pc)
inlineoverridevirtual

Do all context-sensitive things and mark the node as contextualized.

Parameters
pccurrent parse context
Return values
falsesuccess
truesyntax/OOM/etc error

Reimplemented from Parse_tree_node_tmpl< Column_parse_context >.

Member Data Documentation

◆ item

Item* PT_on_update_column_attr::item
private

◆ precision

const uint8 PT_on_update_column_attr::precision
private

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