1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
|
/* Copyright (C) 2018-2020 Kentoku Shiba
Copyright (C) 2018-2020 MariaDB corp
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; version 2 of the License.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
#define MYSQL_SERVER 1
#include <my_global.h>
#include "mysql_version.h"
#include "spd_environ.h"
#if MYSQL_VERSION_ID < 50500
#include "mysql_priv.h"
#include <mysql/plugin.h>
#else
#include "sql_priv.h"
#include "probes_mysql.h"
#include "sql_class.h"
#endif
#include "sql_common.h"
#include <mysql.h>
#include <errmsg.h>
#include "spd_err.h"
#include "spd_db_include.h"
#include "spd_include.h"
#include "spd_conn.h"
extern SPIDER_DBTON spider_dbton[SPIDER_DBTON_SIZE];
spider_db_result::spider_db_result(
SPIDER_DB_CONN *in_db_conn
) : db_conn(in_db_conn), dbton_id(in_db_conn->dbton_id)
{
DBUG_ENTER("spider_db_result::spider_db_result");
DBUG_PRINT("info",("spider this=%p", this));
DBUG_VOID_RETURN;
}
#ifdef HA_HAS_CHECKSUM_EXTENDED
int spider_db_result::fetch_table_checksum(
ha_spider *spider
) {
DBUG_ENTER("spider_db_result::fetch_table_checksum");
DBUG_PRINT("info",("spider this=%p", this));
DBUG_RETURN(0);
}
#endif
uint spider_db_result::limit_mode()
{
DBUG_ENTER("spider_db_result::limit_mode");
DBUG_PRINT("info",("spider this=%p", this));
DBUG_RETURN(spider_dbton[dbton_id].db_util->limit_mode());
}
spider_db_conn::spider_db_conn(
SPIDER_CONN *in_conn
) : conn(in_conn), dbton_id(in_conn->dbton_id)
{
DBUG_ENTER("spider_db_conn::spider_db_conn");
DBUG_PRINT("info",("spider this=%p", this));
DBUG_VOID_RETURN;
}
bool spider_db_conn::set_loop_check_in_bulk_sql()
{
DBUG_ENTER("spider_db_conn::set_loop_check_in_bulk_sql");
DBUG_PRINT("info",("spider this=%p", this));
DBUG_RETURN(FALSE);
}
int spider_db_conn::set_loop_check(
int *need_mon
) {
DBUG_ENTER("spider_db_conn::set_loop_check");
DBUG_PRINT("info",("spider this=%p", this));
/* nothing to do */
DBUG_RETURN(0);
}
int spider_db_conn::fin_loop_check()
{
st_spider_conn_loop_check *lcptr;
DBUG_ENTER("spider_db_conn::fin_loop_check");
DBUG_PRINT("info",("spider this=%p", this));
if (conn->loop_check_queue.records)
{
uint l = 0;
while ((lcptr = (SPIDER_CONN_LOOP_CHECK *) my_hash_element(
&conn->loop_check_queue, l)))
{
lcptr->flag = 0;
++l;
}
my_hash_reset(&conn->loop_check_queue);
}
lcptr = conn->loop_check_ignored_first;
while (lcptr)
{
lcptr->flag = 0;
lcptr = lcptr->next;
}
conn->loop_check_ignored_first = NULL;
lcptr = conn->loop_check_meraged_first;
while (lcptr)
{
lcptr->flag = 0;
lcptr = lcptr->next;
}
conn->loop_check_meraged_first = NULL;
DBUG_RETURN(0);
}
uint spider_db_conn::limit_mode()
{
DBUG_ENTER("spider_db_conn::limit_mode");
DBUG_PRINT("info",("spider this=%p", this));
DBUG_RETURN(spider_dbton[dbton_id].db_util->limit_mode());
}
int spider_db_util::append_loop_check(
spider_string *str,
SPIDER_CONN *conn
) {
DBUG_ENTER("spider_db_util::append_loop_check");
DBUG_PRINT("info",("spider this=%p", this));
/* nothing to do */
DBUG_RETURN(0);
}
bool spider_db_util::tables_on_different_db_are_joinable()
{
DBUG_ENTER("spider_db_util::tables_on_different_db_are_joinable");
DBUG_PRINT("info",("spider this=%p", this));
DBUG_RETURN(TRUE);
}
bool spider_db_util::socket_has_default_value()
{
DBUG_ENTER("spider_db_util::socket_has_default_value");
DBUG_PRINT("info",("spider this=%p", this));
DBUG_RETURN(TRUE);
}
bool spider_db_util::database_has_default_value()
{
DBUG_ENTER("spider_db_util::database_has_default_value");
DBUG_PRINT("info",("spider this=%p", this));
DBUG_RETURN(TRUE);
}
bool spider_db_util::append_charset_name_before_string()
{
DBUG_ENTER("spider_db_util::append_charset_name_before_string");
DBUG_PRINT("info",("spider this=%p", this));
DBUG_RETURN(FALSE);
}
uint spider_db_util::limit_mode()
{
DBUG_ENTER("spider_db_util::limit_mode");
DBUG_PRINT("info",("spider this=%p", this));
DBUG_RETURN(0);
}
#ifdef HA_HAS_CHECKSUM_EXTENDED
bool spider_db_share::checksum_support()
{
DBUG_ENTER("spider_db_share::checksum_support");
DBUG_PRINT("info",("spider this=%p", this));
DBUG_RETURN(FALSE);
}
int spider_db_handler::checksum_table(
int link_idx
) {
DBUG_ENTER("spider_db_handler::checksum_table");
DBUG_PRINT("info",("spider this=%p", this));
DBUG_RETURN(0);
}
#endif
#ifdef HANDLER_HAS_DIRECT_UPDATE_ROWS
bool spider_db_handler::check_direct_update(
st_select_lex *select_lex,
longlong select_limit,
longlong offset_limit
) {
DBUG_ENTER("spider_db_handler::check_direct_update");
DBUG_PRINT("info",("spider this=%p", this));
if (
select_limit != 9223372036854775807LL ||
offset_limit != 0 ||
select_lex->order_list.elements
) {
DBUG_RETURN(TRUE);
}
DBUG_RETURN(FALSE);
}
bool spider_db_handler::check_direct_delete(
st_select_lex *select_lex,
longlong select_limit,
longlong offset_limit
) {
DBUG_ENTER("spider_db_handler::check_direct_delete");
DBUG_PRINT("info",("spider this=%p", this));
if (
select_limit != 9223372036854775807LL ||
offset_limit != 0 ||
select_lex->order_list.elements
) {
DBUG_RETURN(TRUE);
}
DBUG_RETURN(FALSE);
}
#endif
|
