MySQL 8.4.3
Source Code Documentation
auto_thd.h
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23
24#ifndef AUTO_THD_H
25#define AUTO_THD_H
26
27#include <sys/types.h>
28
29#include "my_compiler.h"
30#include "sql/error_handler.h"
31#include "sql/sql_error.h"
32
33/**
34 Self destroying THD.
35*/
37 public:
38 /**
39 Create THD object and initialize internal variables.
40 */
41 Auto_THD();
42
43 /**
44 Deinitialize THD.
45 */
46 ~Auto_THD() override;
47
48 /**
49 Error handler that prints error message on to the error log.
50
51 @param thd Current THD.
52 @param sql_errno Error id.
53 @param sqlstate State of the SQL error.
54 @param level Error level.
55 @param msg Message to be reported.
56
57 @return This function always return false.
58 */
59 bool handle_condition(class THD *thd [[maybe_unused]],
60 uint sql_errno [[maybe_unused]],
61 const char *sqlstate [[maybe_unused]],
63 [[maybe_unused]],
64 const char *msg) override;
65
66 /** Thd associated with the object. */
67 class THD *thd;
68};
69
70#endif // AUTO_THD_H
Self destroying THD.
Definition: auto_thd.h:36
Auto_THD()
Create THD object and initialize internal variables.
Definition: auto_thd.cc:36
~Auto_THD() override
Deinitialize THD.
Definition: auto_thd.cc:43
bool handle_condition(class THD *thd, uint sql_errno, const char *sqlstate, Sql_condition::enum_severity_level *level, const char *msg) override
Error handler that prints error message on to the error log.
Definition: auto_thd.cc:59
class THD * thd
Thd associated with the object.
Definition: auto_thd.h:67
This class represents the interface for internal error handlers.
Definition: error_handler.h:47
enum_severity_level
Enumeration value describing the severity of the condition.
Definition: sql_error.h:63
For each client connection we create a separate thread with THD serving as a thread/connection descri...
Definition: sql_lexer_thd.h:36
Header for compiler-dependent features.