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select @@global.innodb_ft_result_cache_limit;
@@global.innodb_ft_result_cache_limit
2000000000
select @@session.innodb_ft_result_cache_limit;
ERROR HY000: Variable 'innodb_ft_result_cache_limit' is a GLOBAL variable
show global variables like 'innodb_ft_result_cache_limit';
Variable_name Value
innodb_ft_result_cache_limit 2000000000
show session variables like 'innodb_ft_result_cache_limit';
Variable_name Value
innodb_ft_result_cache_limit 2000000000
select * from information_schema.global_variables where variable_name='innodb_ft_result_cache_limit';
VARIABLE_NAME VARIABLE_VALUE
INNODB_FT_RESULT_CACHE_LIMIT 2000000000
select * from information_schema.session_variables where variable_name='innodb_ft_result_cache_limit';
VARIABLE_NAME VARIABLE_VALUE
INNODB_FT_RESULT_CACHE_LIMIT 2000000000
SET @save_limit = @@innodb_ft_result_cache_limit;
set global innodb_ft_result_cache_limit=900000;
Warnings:
Warning 1292 Truncated incorrect innodb_ft_result_cache_limit value: '900000'
select @@innodb_ft_result_cache_limit;
@@innodb_ft_result_cache_limit
1000000
set global innodb_ft_result_cache_limit=1000000;
select @@innodb_ft_result_cache_limit;
@@innodb_ft_result_cache_limit
1000000
set global innodb_ft_result_cache_limit=4294967295;
select @@innodb_ft_result_cache_limit;
@@innodb_ft_result_cache_limit
4294967295
set global innodb_ft_result_cache_limit=4*1024*1024*1024;
select @@innodb_ft_result_cache_limit;
@@innodb_ft_result_cache_limit
4294967296
set global innodb_ft_result_cache_limit = @save_limit;
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