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WL#4738 streamline/simplify @@variable creation process

Bug#16565 mysqld --help --verbose does not order variablesBug#20413 sql_slave_skip_counter is not shown in show variables
Bug#20415 Output of mysqld --help --verbose is incomplete
Bug#25430 variable not found in SELECT @@global.ft_max_word_len;
Bug#32902 plugin variables don't know their names
Bug#34599 MySQLD Option and Variable Reference need to be consistent in formatting!
Bug#34829 No default value for variable and setting default does not raise error
Bug#34834 ? Is accepted as a valid sql mode
Bug#34878 Few variables have default value according to documentation but error occurs  
Bug#34883 ft_boolean_syntax cant be assigned from user variable to global var.
Bug#37187 `INFORMATION_SCHEMA`.`GLOBAL_VARIABLES`: inconsistent status
Bug#40988 log_output_basic.test succeeded though syntactically false.
Bug#41010 enum-style command-line options are not honoured (maria.maria-recover fails)
Bug#42103 Setting key_buffer_size to a negative value may lead to very large allocations 
Bug#44691 Some plugins configured as MYSQL_PLUGIN_MANDATORY in can be disabled
Bug#44797 plugins w/o command-line options have no disabling option in --help
Bug#46314 string system variables don't support expressions
Bug#46470 sys_vars.max_binlog_cache_size_basic_32 is broken
Bug#46586 When using the plugin interface the type "set" for options caused a crash.
Bug#47212 Crash in DBUG_PRINT in mysqltest.cc when trying to print octal number
Bug#48758 mysqltest crashes on sys_vars.collation_server_basic in gcov builds
Bug#49417 some complaints about mysqld --help --verbose output
Bug#49540 DEFAULT value of binlog_format isn't the default value
Bug#49640 ambiguous option '--skip-skip-myisam' (double skip prefix)
Bug#49644 init_connect and \0
Bug#49645 init_slave and multi-byte characters
Bug#49646 mysql --show-warnings crashes when server dies
This commit is contained in:
Sergei Golubchik
2009-12-22 10:35:56 +01:00
parent e3976aa9ae
commit ae2768ce9c
739 changed files with 16098 additions and 14754 deletions

View File

@ -0,0 +1,40 @@
SET @start_global_value = @@global.profiling;
SELECT @start_global_value;
@start_global_value
0
select @@global.profiling;
@@global.profiling
0
select @@session.profiling;
@@session.profiling
0
show global variables like 'profiling';
Variable_name Value
profiling OFF
show session variables like 'profiling';
Variable_name Value
profiling OFF
select * from information_schema.global_variables where variable_name='profiling';
VARIABLE_NAME VARIABLE_VALUE
PROFILING OFF
select * from information_schema.session_variables where variable_name='profiling';
VARIABLE_NAME VARIABLE_VALUE
PROFILING OFF
set global profiling=1;
select @@global.profiling;
@@global.profiling
1
set session profiling=ON;
select @@session.profiling;
@@session.profiling
1
set global profiling=1.1;
ERROR 42000: Incorrect argument type to variable 'profiling'
set global profiling=1e1;
ERROR 42000: Incorrect argument type to variable 'profiling'
set global profiling="foo";
ERROR 42000: Variable 'profiling' can't be set to the value of 'foo'
SET @@global.profiling = @start_global_value;
SELECT @@global.profiling;
@@global.profiling
0