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
|
---- Init ----
set @my_slave_net_timeout =@@global.slave_net_timeout;
---- Test ----
set global slave_net_timeout=100;
set global sql_slave_skip_counter=100;
show variables like 'slave_compressed_protocol';
Variable_name Value
slave_compressed_protocol OFF
show variables like 'slave_load_tmpdir';
Variable_name Value
slave_load_tmpdir SLAVE_LOAD_TMPDIR
show variables like 'slave_skip_errors';
Variable_name Value
slave_skip_errors 0,3,100,137,643,1752
---- Clean Up ----
set global slave_net_timeout=default;
set global sql_slave_skip_counter= 0;
set @@global.slave_net_timeout= @my_slave_net_timeout;
#
SHOW VARIABLES like 'log_slave_updates';
Variable_name Value
log_slave_updates OFF
SELECT @@session.log_slave_updates;
ERROR HY000: Variable 'log_slave_updates' is a GLOBAL variable
SELECT @@global.log_slave_updates;
@@global.log_slave_updates
0
SET @@session.log_slave_updates= true;
ERROR HY000: Variable 'log_slave_updates' is a read only variable
SET @@global.log_slave_updates= true;
ERROR HY000: Variable 'log_slave_updates' is a read only variable
#
SHOW VARIABLES like 'relay_log';
Variable_name Value
relay_log mysqld-relay-bin
SELECT @@session.relay_log;
ERROR HY000: Variable 'relay_log' is a GLOBAL variable
SELECT @@global.relay_log;
@@global.relay_log
mysqld-relay-bin
SET @@session.relay_log= 'x';
ERROR HY000: Variable 'relay_log' is a read only variable
SET @@global.relay_log= 'x';
ERROR HY000: Variable 'relay_log' is a read only variable
#
SHOW VARIABLES like 'relay_log_index';
Variable_name Value
relay_log_index mysqld-relay-bin.index
SELECT @@session.relay_log_index;
ERROR HY000: Variable 'relay_log_index' is a GLOBAL variable
SELECT @@global.relay_log_index;
@@global.relay_log_index
mysqld-relay-bin.index
SET @@session.relay_log_index= 'x';
ERROR HY000: Variable 'relay_log_index' is a read only variable
SET @@global.relay_log_index= 'x';
ERROR HY000: Variable 'relay_log_index' is a read only variable
#
SHOW VARIABLES like 'relay_log_info_file';
Variable_name Value
relay_log_info_file relay-log.info
SELECT @@session.relay_log_info_file;
ERROR HY000: Variable 'relay_log_info_file' is a GLOBAL variable
SELECT @@global.relay_log_info_file;
@@global.relay_log_info_file
relay-log.info
SET @@session.relay_log_info_file= 'x';
ERROR HY000: Variable 'relay_log_info_file' is a read only variable
SET @@global.relay_log_info_file= 'x';
ERROR HY000: Variable 'relay_log_info_file' is a read only variable
#
SHOW VARIABLES like 'relay_log_space_limit';
Variable_name Value
relay_log_space_limit 0
SELECT @@session.relay_log_space_limit;
ERROR HY000: Variable 'relay_log_space_limit' is a GLOBAL variable
SELECT @@global.relay_log_space_limit;
@@global.relay_log_space_limit
0
SET @@session.relay_log_space_limit= 7;
ERROR HY000: Variable 'relay_log_space_limit' is a read only variable
SET @@global.relay_log_space_limit= 7;
ERROR HY000: Variable 'relay_log_space_limit' is a read only variable
#
SHOW VARIABLES like 'slave_load_tmpdir';
Variable_name Value
slave_load_tmpdir #
SELECT @@session.slave_load_tmpdir;
ERROR HY000: Variable 'slave_load_tmpdir' is a GLOBAL variable
SELECT @@global.slave_load_tmpdir;
@@global.slave_load_tmpdir
#
SET @@session.slave_load_tmpdir= 'x';
ERROR HY000: Variable 'slave_load_tmpdir' is a read only variable
SET @@global.slave_load_tmpdir= 'x';
ERROR HY000: Variable 'slave_load_tmpdir' is a read only variable
#
SHOW VARIABLES like 'slave_skip_errors';
Variable_name Value
slave_skip_errors 0,3,100,137,643,1752
SELECT @@session.slave_skip_errors;
ERROR HY000: Variable 'slave_skip_errors' is a GLOBAL variable
SELECT @@global.slave_skip_errors;
@@global.slave_skip_errors
0,3,100,137,643,1752
SET @@session.slave_skip_errors= 7;
ERROR HY000: Variable 'slave_skip_errors' is a read only variable
SET @@global.slave_skip_errors= 7;
ERROR HY000: Variable 'slave_skip_errors' is a read only variable
#
# Bug #11766769 : 59959: SMALL VALUES OF --MAX-ALLOWED-PACKET
# ARE NOT BEING HONORED
#
CREATE TABLE t1 (a MEDIUMTEXT);
SET GLOBAL max_allowed_packet=2048;
Warnings:
Warning 1708 The value of 'max_allowed_packet' should be no less than the value of 'net_buffer_length'
SET GLOBAL net_buffer_length=4096;
Warnings:
Warning 1708 The value of 'max_allowed_packet' should be no less than the value of 'net_buffer_length'
SHOW SESSION VARIABLES LIKE 'max_allowed_packet';
Variable_name Value
max_allowed_packet 2048
SHOW SESSION VARIABLES LIKE 'net_buffer_length';
Variable_name Value
net_buffer_length 4096
Got one of the listed errors
SELECT LENGTH(a) FROM t1;
LENGTH(a)
SET GLOBAL max_allowed_packet=default;
SET GLOBAL net_buffer_length=default;
DROP TABLE t1;
End of 5.1 tests
|