1SET @start_value = @@global.connect_timeout;
2SELECT @start_value;
3@start_value
460
5'#--------------------FN_DYNVARS_019_01------------------------#'
6SET @@global.connect_timeout = 100;
7SET @@global.connect_timeout = DEFAULT;
8SELECT @@global.connect_timeout;
9@@global.connect_timeout
1010
11'#---------------------FN_DYNVARS_019_02-------------------------#'
12SET @@global.connect_timeout = @start_value;
13SELECT @@global.connect_timeout = 5;
14@@global.connect_timeout = 5
150
16'#--------------------FN_DYNVARS_019_03------------------------#'
17SET @@global.connect_timeout = 2;
18SELECT @@global.connect_timeout;
19@@global.connect_timeout
202
21SET @@global.connect_timeout = 10000;
22SELECT @@global.connect_timeout;
23@@global.connect_timeout
2410000
25SET @@global.connect_timeout = 21221204;
26SELECT @@global.connect_timeout;
27@@global.connect_timeout
2821221204
29'#--------------------FN_DYNVARS_019_04-------------------------#'
30SET @@global.connect_timeout = 1;
31Warnings:
32Warning	1292	Truncated incorrect connect_timeout value: '1'
33SELECT @@global.connect_timeout;
34@@global.connect_timeout
352
36SET @@global.connect_timeout = -1024;
37Warnings:
38Warning	1292	Truncated incorrect connect_timeout value: '-1024'
39SELECT @@global.connect_timeout;
40@@global.connect_timeout
412
42SET @@global.connect_timeout = 42949672950;
43Warnings:
44Warning	1292	Truncated incorrect connect_timeout value: '42949672950'
45SELECT @@global.connect_timeout;
46@@global.connect_timeout
4731536000
48SET @@global.connect_timeout = 21221204.10;
49ERROR 42000: Incorrect argument type to variable 'connect_timeout'
50SET @@global.connect_timeout = ON;
51ERROR 42000: Incorrect argument type to variable 'connect_timeout'
52'#-------------------FN_DYNVARS_019_05----------------------------#'
53SET @@session.connect_timeout = 0;
54ERROR HY000: Variable 'connect_timeout' is a GLOBAL variable and should be set with SET GLOBAL
55SELECT @@session.connect_timeout;
56ERROR HY000: Variable 'connect_timeout' is a GLOBAL variable
57'#----------------------FN_DYNVARS_019_06------------------------#'
58SELECT @@global.connect_timeout = VARIABLE_VALUE
59FROM INFORMATION_SCHEMA.GLOBAL_VARIABLES
60WHERE VARIABLE_NAME='connect_timeout';
61@@global.connect_timeout = VARIABLE_VALUE
621
63'#---------------------FN_DYNVARS_019_07----------------------#'
64SET @@global.connect_timeout = TRUE;
65Warnings:
66Warning	1292	Truncated incorrect connect_timeout value: '1'
67SELECT @@global.connect_timeout;
68@@global.connect_timeout
692
70SET @@global.connect_timeout = FALSE;
71Warnings:
72Warning	1292	Truncated incorrect connect_timeout value: '0'
73SELECT @@global.connect_timeout;
74@@global.connect_timeout
752
76'#---------------------FN_DYNVARS_019_08----------------------#'
77SET @@global.connect_timeout = 5;
78SELECT @@connect_timeout = @@global.connect_timeout;
79@@connect_timeout = @@global.connect_timeout
801
81'#---------------------FN_DYNVARS_019_09----------------------#'
82SET connect_timeout = 1;
83ERROR HY000: Variable 'connect_timeout' is a GLOBAL variable and should be set with SET GLOBAL
84SELECT global.connect_timeout;
85ERROR 42S02: Unknown table 'global' in field list
86SELECT connect_timeout = @@session.connect_timeout;
87ERROR 42S22: Unknown column 'connect_timeout' in 'field list'
88SET @@global.connect_timeout = @start_value;
89SELECT @@global.connect_timeout;
90@@global.connect_timeout
9160
92