MySQL 8.1.0
Source Code Documentation
event_parse_data.h
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1/*
2 Copyright (c) 2008, 2023, Oracle and/or its affiliates.
3
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License, version 2.0,
6 as published by the Free Software Foundation.
7
8 This program is also distributed with certain software (including
9 but not limited to OpenSSL) that is licensed under separate terms,
10 as designated in a particular file or component or in included license
11 documentation. The authors of MySQL hereby grant you an additional
12 permission to link the program and your derivative works with the
13 separately licensed software that they have included with MySQL.
14
15 This program is distributed in the hope that it will be useful,
16 but WITHOUT ANY WARRANTY; without even the implied warranty of
17 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 GNU General Public License, version 2.0, for more details.
19
20 You should have received a copy of the GNU General Public License
21 along with this program; if not, write to the Free Software
22 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */
23
24#ifndef _EVENT_PARSE_DATA_H_
25#define _EVENT_PARSE_DATA_H_
26
27#include <stddef.h>
28
29#include "lex_string.h"
30#include "my_dbug.h"
31#include "my_inttypes.h"
32#include "my_time.h" // interval_type
33
34class Item;
35class THD;
36class sp_name;
37
38#define EVEX_GET_FIELD_FAILED -2
39#define EVEX_BAD_PARAMS -5
40#define EVEX_MICROSECOND_UNSUP -6
41#define EVEX_MAX_INTERVAL_VALUE 1000000000L
42
44 public:
45 /*
46 ENABLED = feature can function normally (is turned on)
47 SLAVESIDE_DISABLED = feature is turned off on slave
48 DISABLED = feature is turned off
49 */
51
53 /*
54 On CREATE EVENT, DROP is the DEFAULT as per the docs.
55 On ALTER EVENT, "no change" is the DEFAULT.
56 */
60 };
61
63 int status;
66 /*
67 do_not_create will be set if STARTS time is in the past and
68 on_completion == ON_COMPLETION_DROP.
69 */
71
73
76 LEX_STRING definer; // combination of user and host
78
82
89
94
95 bool check_parse_data(THD *thd);
96
97 bool check_dates(THD *thd, int previous_on_completion);
98
102 status_changed(false),
103 do_not_create(false),
104 body_changed(false),
108 starts_null(true),
109 ends_null(true),
110 execute_at_null(true),
112 expression(0) {
114
115 /* Actually in the parser STARTS is always set */
116 starts = ends = execute_at = 0;
117
118 comment.str = nullptr;
119 comment.length = 0;
120
121 return;
122 }
123
124 ~Event_parse_data() = default;
125
126 private:
127 void init_definer(THD *thd);
128
129 void init_name(THD *thd, sp_name *spn);
130
131 int init_execute_at(THD *thd);
132
133 int init_interval(THD *thd);
134
135 int init_starts(THD *thd);
136
137 int init_ends(THD *thd);
138
139 void report_bad_value(THD *thd, const char *item_name, Item *bad_item);
140
141 void check_if_in_the_past(THD *thd, my_time_t ltime_utc);
142
143 Event_parse_data(const Event_parse_data &); /* Prevent use of these */
144 void check_originator_id(THD *thd);
146};
147#endif
Definition: event_parse_data.h:43
void operator=(Event_parse_data &)
bool check_parse_data(THD *thd)
Definition: event_parse_data.cc:451
bool check_dates(THD *thd, int previous_on_completion)
Definition: event_parse_data.cc:138
Item * item_execute_at
Definition: event_parse_data.h:81
void report_bad_value(THD *thd, const char *item_name, Item *bad_item)
Definition: event_parse_data.cc:427
bool starts_null
Definition: event_parse_data.h:86
LEX_STRING definer
Definition: event_parse_data.h:76
int init_ends(THD *thd)
Definition: event_parse_data.cc:385
longlong expression
Definition: event_parse_data.h:92
interval_type interval
Definition: event_parse_data.h:93
Item * item_starts
Definition: event_parse_data.h:79
LEX_CSTRING dbname
Definition: event_parse_data.h:74
void init_name(THD *thd, sp_name *spn)
Definition: event_parse_data.cc:59
Event_parse_data(const Event_parse_data &)
my_time_t starts
Definition: event_parse_data.h:83
sp_name * identifier
Definition: event_parse_data.h:90
~Event_parse_data()=default
void init_definer(THD *thd)
Definition: event_parse_data.cc:488
Item * item_ends
Definition: event_parse_data.h:80
my_time_t execute_at
Definition: event_parse_data.h:85
my_time_t ends
Definition: event_parse_data.h:84
bool do_not_create
Definition: event_parse_data.h:70
int on_completion
Definition: event_parse_data.h:62
void check_originator_id(THD *thd)
Set the originator id of the event to the server_id if executing on the master or set to the server_i...
Definition: event_parse_data.cc:525
void check_if_in_the_past(THD *thd, my_time_t ltime_utc)
Definition: event_parse_data.cc:87
bool execute_at_null
Definition: event_parse_data.h:88
int status
Definition: event_parse_data.h:63
enum_status
Definition: event_parse_data.h:50
@ ENABLED
Definition: event_parse_data.h:50
@ SLAVESIDE_DISABLED
Definition: event_parse_data.h:50
@ DISABLED
Definition: event_parse_data.h:50
bool ends_null
Definition: event_parse_data.h:87
int init_interval(THD *thd)
Definition: event_parse_data.cc:225
bool body_changed
Definition: event_parse_data.h:72
Event_parse_data()
Definition: event_parse_data.h:99
enum_on_completion
Definition: event_parse_data.h:52
@ ON_COMPLETION_DEFAULT
Definition: event_parse_data.h:57
@ ON_COMPLETION_PRESERVE
Definition: event_parse_data.h:59
@ ON_COMPLETION_DROP
Definition: event_parse_data.h:58
longlong originator
Definition: event_parse_data.h:65
Item * item_expression
Definition: event_parse_data.h:91
LEX_CSTRING name
Definition: event_parse_data.h:75
bool status_changed
Definition: event_parse_data.h:64
int init_starts(THD *thd)
Definition: event_parse_data.cc:335
LEX_STRING comment
Definition: event_parse_data.h:77
int init_execute_at(THD *thd)
Definition: event_parse_data.cc:174
Base class that is used to represent any kind of expression in a relational query.
Definition: item.h:853
For each client connection we create a separate thread with THD serving as a thread/connection descri...
Definition: sql_lexer_thd.h:33
Definition: sp_head.h:122
Fido Client Authentication nullptr
Definition: fido_client_plugin.cc:221
#define DBUG_TRACE
Definition: my_dbug.h:145
Some integer typedefs for easier portability.
long long int longlong
Definition: my_inttypes.h:54
Interface for low level time utilities.
interval_type
Available interval types used in any statement.
Definition: my_time.h:454
int64_t my_time_t
Portable time_t replacement.
Definition: my_time_t.h:31
Definition: mysql_lex_string.h:39
Definition: mysql_lex_string.h:34
char * str
Definition: mysql_lex_string.h:35
size_t length
Definition: mysql_lex_string.h:36