MySQL 8.0.30
Source Code Documentation
column_type_element_impl.h
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22
23#ifndef DD__COLUMN_TYPE_ELEMENT_IMPL_INCLUDED
24#define DD__COLUMN_TYPE_ELEMENT_IMPL_INCLUDED
25
26#include <sys/types.h>
27#include <new>
28
29#include "sql/dd/impl/types/weak_object_impl.h" // dd::Weak_object_impl
30#include "sql/dd/sdi_fwd.h"
31#include "sql/dd/string_type.h"
32#include "sql/dd/types/column_type_element.h" // dd::Column_type_element
33
34namespace dd {
35
36///////////////////////////////////////////////////////////////////////////
37
38class Column;
39class Column_impl;
40class Object_key;
41class Object_table;
42class Open_dictionary_tables_ctx;
43class Raw_record;
44class Sdi_rcontext;
45class Sdi_wcontext;
46class Weak_object;
47
48///////////////////////////////////////////////////////////////////////////
49
51 public Column_type_element {
52 public:
54
56 : m_index(0), m_column(column) {}
57
59 Column_impl *parent);
60
61 ~Column_type_element_impl() override = default;
62
63 public:
64 const Object_table &object_table() const override;
65
67
68 bool validate() const override;
69
70 bool store_attributes(Raw_record *r) override;
71
72 bool restore_attributes(const Raw_record &r) override;
73
76 }
77
78 virtual uint ordinal_position() const { return index(); }
79
80 void serialize(Sdi_wcontext *wctx, Sdi_writer *w) const override;
81
82 bool deserialize(Sdi_rcontext *rctx, const RJ_Value &val) override;
83
84 public:
86 return new (std::nothrow) Column_type_element_impl(column);
87 }
88
91 return new (std::nothrow) Column_type_element_impl(other, column);
92 }
93
94 public:
95 /////////////////////////////////////////////////////////////////////////
96 // Name.
97 /////////////////////////////////////////////////////////////////////////
98
99 const String_type &name() const override { return m_name; }
100
101 void set_name(const String_type &name) override { m_name = name; }
102
103 /////////////////////////////////////////////////////////////////////////
104 // Column
105 /////////////////////////////////////////////////////////////////////////
106
107 const Column &column() const override;
108
109 /////////////////////////////////////////////////////////////////////////
110 // index.
111 /////////////////////////////////////////////////////////////////////////
112
113 uint index() const override { return m_index; }
114
115 public:
116 void debug_print(String_type &outb) const override;
117
118 protected:
119 Object_key *create_primary_key() const override;
120 bool has_new_primary_key() const override;
121
122 protected:
123 // Fields
126
127 // References to other objects
129};
130
131///////////////////////////////////////////////////////////////////////////
132
133} // namespace dd
134
135#endif // DD__COLUMN_TYPE_ELEMENT_IMPL_INCLUDED
Definition: column_impl.h:61
Definition: column_type_element_impl.h:51
Column_type_element_impl(Column_impl *column)
Definition: column_type_element_impl.h:55
virtual uint ordinal_position() const
Definition: column_type_element_impl.h:78
void set_name(const String_type &name) override
Definition: column_type_element_impl.h:101
uint m_index
Definition: column_type_element_impl.h:125
Object_key * create_primary_key() const override
Definition: column_type_element_impl.cc:148
const String_type & name() const override
Definition: column_type_element_impl.h:99
void set_ordinal_position(uint ordinal_position)
Definition: column_type_element_impl.h:74
bool store_attributes(Raw_record *r) override
Definition: column_type_element_impl.cc:105
uint index() const override
Definition: column_type_element_impl.h:113
const Column & column() const override
Definition: column_type_element_impl.cc:66
~Column_type_element_impl() override=default
Column_type_element_impl()
Definition: column_type_element_impl.h:53
void debug_print(String_type &outb) const override
Definition: column_type_element_impl.cc:136
bool restore_attributes(const Raw_record &r) override
Definition: column_type_element_impl.cc:90
const Object_table & object_table() const override
Definition: column_type_element_impl.cc:167
static void register_tables(Open_dictionary_tables_ctx *otx)
Definition: column_type_element_impl.cc:173
Column_impl * m_column
Definition: column_type_element_impl.h:128
bool validate() const override
Definition: column_type_element_impl.cc:68
void serialize(Sdi_wcontext *wctx, Sdi_writer *w) const override
Converts *this into json.
Definition: column_type_element_impl.cc:116
static Column_type_element_impl * clone(const Column_type_element_impl &other, Column_impl *column)
Definition: column_type_element_impl.h:89
bool has_new_primary_key() const override
Indicates that object is guaranteed to have primary key value which doesn't exist in database (e....
Definition: column_type_element_impl.cc:152
static Column_type_element_impl * restore_item(Column_impl *column)
Definition: column_type_element_impl.h:85
String_type m_name
Definition: column_type_element_impl.h:124
bool deserialize(Sdi_rcontext *rctx, const RJ_Value &val) override
Re-establishes the state of *this by reading sdi information from the rapidjson DOM subobject provide...
Definition: column_type_element_impl.cc:127
Definition: column_type_element.h:43
Definition: column.h:86
Definition: object_key.h:37
This class represents all data dictionary table like mysql.tables, mysql.columns and more.
Definition: object_table.h:71
Auxiliary class for opening dictionary tables.
Definition: transaction_impl.h:75
Definition: raw_record.h:45
Opaque context which keeps reusable resoureces needed during deserialization.
Definition: sdi.cc:230
Opaque context which keeps reusable resources needed during serialization.
Definition: sdi.cc:128
Definition: weak_object_impl.h:47
The version of the current data dictionary table definitions.
Definition: dictionary_client.h:42
RJ_Writer Sdi_writer
Alias for the rapidjson Writer type to use in serialization.
Definition: sdi_fwd.h:63
rapidjson::GenericValue< RJ_Encoding, RJ_Allocator > RJ_Value
Definition: sdi_fwd.h:48
Char_string_template< String_type_allocator > String_type
Definition: string_type.h:50
const mysql_service_registry_t * r
Definition: pfs_example_plugin_employee.cc:85
This header provides Rapidjson Type Aliases.
unsigned int uint
Definition: uca-dump.cc:29