MySQL  8.0.27
Source Code Documentation
trigger_creation_ctx.h
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23 
24 #ifndef TRIGGER_CREATION_CTX_H_INCLUDED
25 #define TRIGGER_CREATION_CTX_H_INCLUDED
26 
27 ///////////////////////////////////////////////////////////////////////////
28 
29 #include "lex_string.h"
30 #include "sql/sp_head.h" // Stored_program_creation_ctx
31 
33 class THD;
34 struct CHARSET_INFO;
35 struct MEM_ROOT;
36 
37 /**
38  Trigger_creation_ctx -- creation context of triggers.
39 */
40 
42  public:
43  static Trigger_creation_ctx *create(THD *thd, const LEX_CSTRING &db_name,
44  const LEX_CSTRING &table_name,
45  const LEX_CSTRING &client_cs_name,
46  const LEX_CSTRING &connection_cl_name,
47  const LEX_CSTRING &db_cl_name);
48 
49  public:
51 
52  protected:
53  Object_creation_ctx *create_backup_ctx(THD *thd) const override;
54 
55  void delete_backup_ctx() override;
56 
57  private:
59 
61  const CHARSET_INFO *connection_cl,
62  const CHARSET_INFO *db_cl)
63  : Stored_program_creation_ctx(client_cs, connection_cl, db_cl) {}
64 };
65 
66 ///////////////////////////////////////////////////////////////////////////
67 
68 #endif // TRIGGER_CREATION_CTX_H_INCLUDED
Object_creation_ctx – interface for creation context of database objects (views, stored routines,...
Definition: table.h:194
Stored_program_creation_ctx – base class for creation context of stored programs (stored routines,...
Definition: sp_head.h:88
For each client connection we create a separate thread with THD serving as a thread/connection descri...
Definition: sql_class.h:821
Trigger_creation_ctx – creation context of triggers.
Definition: trigger_creation_ctx.h:41
void delete_backup_ctx() override
Definition: trigger_creation_ctx.cc:112
static Trigger_creation_ctx * create(THD *thd, const LEX_CSTRING &db_name, const LEX_CSTRING &table_name, const LEX_CSTRING &client_cs_name, const LEX_CSTRING &connection_cl_name, const LEX_CSTRING &db_cl_name)
Definition: trigger_creation_ctx.cc:44
Stored_program_creation_ctx * clone(MEM_ROOT *mem_root) override
Definition: trigger_creation_ctx.cc:103
Trigger_creation_ctx(const CHARSET_INFO *client_cs, const CHARSET_INFO *connection_cl, const CHARSET_INFO *db_cl)
Definition: trigger_creation_ctx.h:60
Trigger_creation_ctx(THD *thd)
Definition: trigger_creation_ctx.h:58
Object_creation_ctx * create_backup_ctx(THD *thd) const override
Definition: trigger_creation_ctx.cc:108
static MEM_ROOT mem_root
Definition: client_plugin.cc:109
const char * table_name
Definition: rules_table_service.cc:55
const char * db_name
Definition: rules_table_service.cc:54
Definition: m_ctype.h:354
The MEM_ROOT is a simple arena, where allocations are carved out of larger blocks.
Definition: my_alloc.h:78
Definition: mysql_lex_string.h:39