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 29SET @@global.connect_timeout = 31536000; 30SELECT @@global.connect_timeout; 31@@global.connect_timeout 3231536000 33'#--------------------FN_DYNVARS_019_04-------------------------#' 34SET @@global.connect_timeout = 1; 35Warnings: 36Warning 1292 Truncated incorrect connect_timeout value: '1' 37SELECT @@global.connect_timeout; 38@@global.connect_timeout 392 40SET @@global.connect_timeout = -1024; 41Warnings: 42Warning 1292 Truncated incorrect connect_timeout value: '-1024' 43SELECT @@global.connect_timeout; 44@@global.connect_timeout 452 46SET @@global.connect_timeout = 31536001; 47Warnings: 48Warning 1292 Truncated incorrect connect_timeout value: '31536001' 49SELECT @@global.connect_timeout; 50@@global.connect_timeout 5131536000 52SET @@global.connect_timeout = 42949672950; 53Warnings: 54Warning 1292 Truncated incorrect connect_timeout value: '42949672950' 55SELECT @@global.connect_timeout; 56@@global.connect_timeout 5731536000 58SET @@global.connect_timeout = 21221204.10; 59ERROR 42000: Incorrect argument type to variable 'connect_timeout' 60SET @@global.connect_timeout = ON; 61ERROR 42000: Incorrect argument type to variable 'connect_timeout' 62'#-------------------FN_DYNVARS_019_05----------------------------#' 63SET @@session.connect_timeout = 0; 64ERROR HY000: Variable 'connect_timeout' is a GLOBAL variable and should be set with SET GLOBAL 65SELECT @@session.connect_timeout; 66ERROR HY000: Variable 'connect_timeout' is a GLOBAL variable 67'#----------------------FN_DYNVARS_019_06------------------------#' 68SELECT @@global.connect_timeout = VARIABLE_VALUE 69FROM INFORMATION_SCHEMA.GLOBAL_VARIABLES 70WHERE VARIABLE_NAME='connect_timeout'; 71@@global.connect_timeout = VARIABLE_VALUE 721 73'#---------------------FN_DYNVARS_019_07----------------------#' 74SET @@global.connect_timeout = TRUE; 75Warnings: 76Warning 1292 Truncated incorrect connect_timeout value: '1' 77SELECT @@global.connect_timeout; 78@@global.connect_timeout 792 80SET @@global.connect_timeout = FALSE; 81Warnings: 82Warning 1292 Truncated incorrect connect_timeout value: '0' 83SELECT @@global.connect_timeout; 84@@global.connect_timeout 852 86'#---------------------FN_DYNVARS_019_08----------------------#' 87SET @@global.connect_timeout = 5; 88SELECT @@connect_timeout = @@global.connect_timeout; 89@@connect_timeout = @@global.connect_timeout 901 91'#---------------------FN_DYNVARS_019_09----------------------#' 92SET connect_timeout = 1; 93ERROR HY000: Variable 'connect_timeout' is a GLOBAL variable and should be set with SET GLOBAL 94SET global.connect_timeout = 1; 95ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'global.connect_timeout = 1' at line 1 96SELECT global.connect_timeout; 97ERROR 42S02: Unknown table 'global' in field list 98SELECT connect_timeout = @@session.connect_timeout; 99ERROR 42S22: Unknown column 'connect_timeout' in 'field list' 100SET @@global.connect_timeout = @start_value; 101SELECT @@global.connect_timeout; 102@@global.connect_timeout 10360 104