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SET @start_global_value = @@global.innodb_replication_delay;
SELECT @start_global_value;
@start_global_value
0
Valid values are zero or above
select @@global.innodb_replication_delay >=0;
@@global.innodb_replication_delay >=0
1
select @@global.innodb_replication_delay;
@@global.innodb_replication_delay
0
select @@session.innodb_replication_delay;
ERROR HY000: Variable 'innodb_replication_delay' is a GLOBAL variable
show global variables like 'innodb_replication_delay';
Variable_name Value
innodb_replication_delay 0
show session variables like 'innodb_replication_delay';
Variable_name Value
innodb_replication_delay 0
select * from information_schema.global_variables where variable_name='innodb_replication_delay';
VARIABLE_NAME VARIABLE_VALUE
INNODB_REPLICATION_DELAY 0
select * from information_schema.session_variables where variable_name='innodb_replication_delay';
VARIABLE_NAME VARIABLE_VALUE
INNODB_REPLICATION_DELAY 0
set global innodb_replication_delay=10;
select @@global.innodb_replication_delay;
@@global.innodb_replication_delay
10
select * from information_schema.global_variables where variable_name='innodb_replication_delay';
VARIABLE_NAME VARIABLE_VALUE
INNODB_REPLICATION_DELAY 10
select * from information_schema.session_variables where variable_name='innodb_replication_delay';
VARIABLE_NAME VARIABLE_VALUE
INNODB_REPLICATION_DELAY 10
set session innodb_replication_delay=1;
ERROR HY000: Variable 'innodb_replication_delay' is a GLOBAL variable and should be set with SET GLOBAL
set global innodb_replication_delay=DEFAULT;
select @@global.innodb_replication_delay;
@@global.innodb_replication_delay
0
set global innodb_replication_delay=0;
select @@global.innodb_replication_delay;
@@global.innodb_replication_delay
0
set global innodb_replication_delay=65535;
select @@global.innodb_replication_delay;
@@global.innodb_replication_delay
65535
set global innodb_replication_delay=4294967295;
select @@global.innodb_replication_delay;
@@global.innodb_replication_delay
4294967295
set global innodb_replication_delay=1.1;
ERROR 42000: Incorrect argument type to variable 'innodb_replication_delay'
set global innodb_replication_delay=1e1;
ERROR 42000: Incorrect argument type to variable 'innodb_replication_delay'
set global innodb_replication_delay="foo";
ERROR 42000: Incorrect argument type to variable 'innodb_replication_delay'
set global innodb_replication_delay=' ';
ERROR 42000: Incorrect argument type to variable 'innodb_replication_delay'
select @@global.innodb_replication_delay;
@@global.innodb_replication_delay
4294967295
set global innodb_replication_delay=" ";
ERROR 42000: Incorrect argument type to variable 'innodb_replication_delay'
select @@global.innodb_replication_delay;
@@global.innodb_replication_delay
4294967295
set global innodb_replication_delay=-7;
Warnings:
Warning 1292 Truncated incorrect innodb_replication_delay value: '-7'
select @@global.innodb_replication_delay;
@@global.innodb_replication_delay
0
set global innodb_replication_delay=-1024;
Warnings:
Warning 1292 Truncated incorrect innodb_replication_delay value: '-1024'
select @@global.innodb_replication_delay;
@@global.innodb_replication_delay
0
select * from information_schema.global_variables where variable_name='innodb_replication_delay';
VARIABLE_NAME VARIABLE_VALUE
INNODB_REPLICATION_DELAY 0
SET @@global.innodb_replication_delay = 4294967296;
SELECT @@global.innodb_replication_delay IN (4294967296,4294967295);
@@global.innodb_replication_delay IN (4294967296,4294967295)
1
SET @@global.innodb_replication_delay = 12345678901;
SELECT @@global.innodb_replication_delay IN (12345678901,4294967295);
@@global.innodb_replication_delay IN (12345678901,4294967295)
1
SET @@global.innodb_replication_delay = 18446744073709551615;
SELECT @@global.innodb_replication_delay IN (18446744073709551615,4294967295);
@@global.innodb_replication_delay IN (18446744073709551615,4294967295)
1
SET @@global.innodb_replication_delay = @start_global_value;
SELECT @@global.innodb_replication_delay;
@@global.innodb_replication_delay
0
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