diff options
Diffstat (limited to 'mysql-test/suite/perfschema/r/show_plugin_56.result')
| -rw-r--r-- | mysql-test/suite/perfschema/r/show_plugin_56.result | 871 |
1 files changed, 0 insertions, 871 deletions
diff --git a/mysql-test/suite/perfschema/r/show_plugin_56.result b/mysql-test/suite/perfschema/r/show_plugin_56.result deleted file mode 100644 index d6e33cc98b6..00000000000 --- a/mysql-test/suite/perfschema/r/show_plugin_56.result +++ /dev/null @@ -1,871 +0,0 @@ - -================================================================================ -SETUP -================================================================================ -# Save the initial number of concurrent sessions - -# Save current SHOW_COMPATIBILITY_56 setting -SELECT @@global.show_compatibility_56 INTO @show_compatibility_56_save; -# -# SET COMPATIBILITY MODE = ON -# -SET @@global.show_compatibility_56 = ON; - -# Verify EXAMPLE plugin is not loaded -SELECT COUNT(*) = 0 AS "Expect 1" FROM information_schema.plugins WHERE plugin_name = "EXAMPLE"; -Expect 1 -1 - -# Create one session to force local and global system variables; -connect con0, localhost, root,,; -connection default; - -================================================================================ -TEST 1- NO PLUGIN VARS -================================================================================ - -SHOW GLOBAL STATUS LIKE "example_%"; -Variable_name Value - -SHOW SESSION STATUS LIKE "example_%"; -Variable_name Value - -SHOW GLOBAL VARIABLES LIKE "example_%"; -Variable_name Value - -SHOW SESSION VARIABLES LIKE "example_%"; -Variable_name Value - -SELECT variable_name, variable_value FROM information_schema.global_status WHERE variable_name LIKE "example_%"; -variable_name variable_value - -SELECT variable_name, variable_value FROM information_schema.session_status WHERE variable_name LIKE "example_%"; -variable_name variable_value - -SELECT variable_name, variable_value FROM information_schema.global_variables WHERE variable_name LIKE "example_%"; -variable_name variable_value - -SELECT variable_name, variable_value FROM information_schema.session_variables WHERE variable_name LIKE "example_%"; -variable_name variable_value - -================================================================================ -TEST 2 - PLUGIN LOAD, UNLOAD, RELOAD -================================================================================ -================================================================================ -2.1 - INSTALL PLUGIN -================================================================================ -INSTALL PLUGIN example SONAME 'ha_example.so'; - -================================================================================ -2.1a - FORCE SYNC OF LOCAL AND GLOBAL SYSTEM VARS -================================================================================ - -SHOW GLOBAL STATUS LIKE "example_%"; -Variable_name Value -example_func_example enum_var is 0, ulong_var is 8, double_var is 8.500000, really -example_status_array_var1 100 -example_status_array_var2 20.010000 -example_status_var3 three hundred -example_status_var4 ON -example_status_var5 OFF -example_status_var6 8250 - -SHOW SESSION STATUS LIKE "example_%"; -Variable_name Value -example_func_example enum_var is 0, ulong_var is 8, double_var is 8.500000, really -example_status_array_var1 100 -example_status_array_var2 20.010000 -example_status_var3 three hundred -example_status_var4 ON -example_status_var5 OFF -example_status_var6 8250 - -SHOW GLOBAL VARIABLES LIKE "example_%"; -Variable_name Value -example_double_thdvar 8.500000 -example_double_var 8.500000 -example_enum_var e1 -example_ulong_var 8 - -SHOW SESSION VARIABLES LIKE "example_%"; -Variable_name Value -example_double_thdvar 8.500000 -example_double_var 8.500000 -example_enum_var e1 -example_ulong_var 8 - -SELECT variable_name, variable_value FROM information_schema.global_status WHERE variable_name LIKE "example_%"; -variable_name variable_value -EXAMPLE_FUNC_EXAMPLE enum_var is 0, ulong_var is 8, double_var is 8.500000, really -EXAMPLE_STATUS_ARRAY_VAR1 100 -EXAMPLE_STATUS_ARRAY_VAR2 20.010000 -EXAMPLE_STATUS_VAR3 three hundred -EXAMPLE_STATUS_VAR4 ON -EXAMPLE_STATUS_VAR5 OFF -EXAMPLE_STATUS_VAR6 8250 - -SELECT variable_name, variable_value FROM information_schema.session_status WHERE variable_name LIKE "example_%"; -variable_name variable_value -EXAMPLE_FUNC_EXAMPLE enum_var is 0, ulong_var is 8, double_var is 8.500000, really -EXAMPLE_STATUS_ARRAY_VAR1 100 -EXAMPLE_STATUS_ARRAY_VAR2 20.010000 -EXAMPLE_STATUS_VAR3 three hundred -EXAMPLE_STATUS_VAR4 ON -EXAMPLE_STATUS_VAR5 OFF -EXAMPLE_STATUS_VAR6 8250 - -SELECT variable_name, variable_value FROM information_schema.global_variables WHERE variable_name LIKE "example_%"; -variable_name variable_value -EXAMPLE_ENUM_VAR e1 -EXAMPLE_DOUBLE_THDVAR 8.500000 -EXAMPLE_ULONG_VAR 8 -EXAMPLE_DOUBLE_VAR 8.500000 - -SELECT variable_name, variable_value FROM information_schema.session_variables WHERE variable_name LIKE "example_%"; -variable_name variable_value -EXAMPLE_ENUM_VAR e1 -EXAMPLE_DOUBLE_THDVAR 8.500000 -EXAMPLE_ULONG_VAR 8 -EXAMPLE_DOUBLE_VAR 8.500000 -disconnect con0; - -================================================================================ -2.2 - SET PLUGIN VARS -================================================================================ -# GLOBAL -SET GLOBAL example_ulong_var = 100; -SET GLOBAL example_enum_var = e1; -SET GLOBAL example_double_var = 100.9990; -SET GLOBAL example_double_thdvar = 101.9991; -# SESSION -SET SESSION example_double_thdvar = 102.9992; - -================================================================================ -2.3 - VERIFY UPDATED PLUGIN VARS -================================================================================ - -SHOW GLOBAL STATUS LIKE "example_%"; -Variable_name Value -example_func_example enum_var is 0, ulong_var is 100, double_var is 100.999000, really -example_status_array_var1 100 -example_status_array_var2 20.010000 -example_status_var3 three hundred -example_status_var4 ON -example_status_var5 OFF -example_status_var6 8250 - -SHOW SESSION STATUS LIKE "example_%"; -Variable_name Value -example_func_example enum_var is 0, ulong_var is 100, double_var is 100.999000, really -example_status_array_var1 100 -example_status_array_var2 20.010000 -example_status_var3 three hundred -example_status_var4 ON -example_status_var5 OFF -example_status_var6 8250 - -SHOW GLOBAL VARIABLES LIKE "example_%"; -Variable_name Value -example_double_thdvar 101.999100 -example_double_var 100.999000 -example_enum_var e1 -example_ulong_var 100 - -SHOW SESSION VARIABLES LIKE "example_%"; -Variable_name Value -example_double_thdvar 102.999200 -example_double_var 100.999000 -example_enum_var e1 -example_ulong_var 100 - -SELECT variable_name, variable_value FROM information_schema.global_status WHERE variable_name LIKE "example_%"; -variable_name variable_value -EXAMPLE_FUNC_EXAMPLE enum_var is 0, ulong_var is 100, double_var is 100.999000, really -EXAMPLE_STATUS_ARRAY_VAR1 100 -EXAMPLE_STATUS_ARRAY_VAR2 20.010000 -EXAMPLE_STATUS_VAR3 three hundred -EXAMPLE_STATUS_VAR4 ON -EXAMPLE_STATUS_VAR5 OFF -EXAMPLE_STATUS_VAR6 8250 - -SELECT variable_name, variable_value FROM information_schema.session_status WHERE variable_name LIKE "example_%"; -variable_name variable_value -EXAMPLE_FUNC_EXAMPLE enum_var is 0, ulong_var is 100, double_var is 100.999000, really -EXAMPLE_STATUS_ARRAY_VAR1 100 -EXAMPLE_STATUS_ARRAY_VAR2 20.010000 -EXAMPLE_STATUS_VAR3 three hundred -EXAMPLE_STATUS_VAR4 ON -EXAMPLE_STATUS_VAR5 OFF -EXAMPLE_STATUS_VAR6 8250 - -SELECT variable_name, variable_value FROM information_schema.global_variables WHERE variable_name LIKE "example_%"; -variable_name variable_value -EXAMPLE_ENUM_VAR e1 -EXAMPLE_DOUBLE_THDVAR 101.999100 -EXAMPLE_ULONG_VAR 100 -EXAMPLE_DOUBLE_VAR 100.999000 - -SELECT variable_name, variable_value FROM information_schema.session_variables WHERE variable_name LIKE "example_%"; -variable_name variable_value -EXAMPLE_ENUM_VAR e1 -EXAMPLE_DOUBLE_THDVAR 102.999200 -EXAMPLE_ULONG_VAR 100 -EXAMPLE_DOUBLE_VAR 100.999000 - -================================================================================ -2.4 - UNINSTALL PLUGIN -================================================================================ -UNINSTALL PLUGIN example; - -================================================================================ -2.5 - VERIFY NO PLUGIN VARS -================================================================================ - -SHOW GLOBAL STATUS LIKE "example_%"; -Variable_name Value - -SHOW SESSION STATUS LIKE "example_%"; -Variable_name Value - -SHOW GLOBAL VARIABLES LIKE "example_%"; -Variable_name Value - -SHOW SESSION VARIABLES LIKE "example_%"; -Variable_name Value - -SELECT variable_name, variable_value FROM information_schema.global_status WHERE variable_name LIKE "example_%"; -variable_name variable_value - -SELECT variable_name, variable_value FROM information_schema.session_status WHERE variable_name LIKE "example_%"; -variable_name variable_value - -SELECT variable_name, variable_value FROM information_schema.global_variables WHERE variable_name LIKE "example_%"; -variable_name variable_value - -SELECT variable_name, variable_value FROM information_schema.session_variables WHERE variable_name LIKE "example_%"; -variable_name variable_value - -================================================================================ -2.6 - REINSTALL PLUGIN -================================================================================ -# Reinstall EXAMPLE plugin -INSTALL PLUGIN example SONAME 'ha_example.so'; - -================================================================================ -2.7 - SET PLUGIN VARS AGAIN -================================================================================ -# GLOBAL -SET GLOBAL example_ulong_var = 200; -SET GLOBAL example_enum_var = e2; -SET GLOBAL example_double_var = 200.8880; -SET GLOBAL example_double_thdvar = 201.8881; -# SESSION -SET SESSION example_double_thdvar = 202.8882; - -================================================================================ -2.8 - VERIFY PLUGIN VARS -================================================================================ - -SHOW GLOBAL STATUS LIKE "example_%"; -Variable_name Value -example_func_example enum_var is 1, ulong_var is 200, double_var is 200.888000, really -example_status_array_var1 100 -example_status_array_var2 20.010000 -example_status_var3 three hundred -example_status_var4 ON -example_status_var5 OFF -example_status_var6 8250 - -SHOW SESSION STATUS LIKE "example_%"; -Variable_name Value -example_func_example enum_var is 1, ulong_var is 200, double_var is 200.888000, really -example_status_array_var1 100 -example_status_array_var2 20.010000 -example_status_var3 three hundred -example_status_var4 ON -example_status_var5 OFF -example_status_var6 8250 - -SHOW GLOBAL VARIABLES LIKE "example_%"; -Variable_name Value -example_double_thdvar 201.888100 -example_double_var 200.888000 -example_enum_var e2 -example_ulong_var 200 - -SHOW SESSION VARIABLES LIKE "example_%"; -Variable_name Value -example_double_thdvar 202.888200 -example_double_var 200.888000 -example_enum_var e2 -example_ulong_var 200 - -SELECT variable_name, variable_value FROM information_schema.global_status WHERE variable_name LIKE "example_%"; -variable_name variable_value -EXAMPLE_FUNC_EXAMPLE enum_var is 1, ulong_var is 200, double_var is 200.888000, really -EXAMPLE_STATUS_ARRAY_VAR1 100 -EXAMPLE_STATUS_ARRAY_VAR2 20.010000 -EXAMPLE_STATUS_VAR3 three hundred -EXAMPLE_STATUS_VAR4 ON -EXAMPLE_STATUS_VAR5 OFF -EXAMPLE_STATUS_VAR6 8250 - -SELECT variable_name, variable_value FROM information_schema.session_status WHERE variable_name LIKE "example_%"; -variable_name variable_value -EXAMPLE_FUNC_EXAMPLE enum_var is 1, ulong_var is 200, double_var is 200.888000, really -EXAMPLE_STATUS_ARRAY_VAR1 100 -EXAMPLE_STATUS_ARRAY_VAR2 20.010000 -EXAMPLE_STATUS_VAR3 three hundred -EXAMPLE_STATUS_VAR4 ON -EXAMPLE_STATUS_VAR5 OFF -EXAMPLE_STATUS_VAR6 8250 - -SELECT variable_name, variable_value FROM information_schema.global_variables WHERE variable_name LIKE "example_%"; -variable_name variable_value -EXAMPLE_ENUM_VAR e2 -EXAMPLE_DOUBLE_THDVAR 201.888100 -EXAMPLE_ULONG_VAR 200 -EXAMPLE_DOUBLE_VAR 200.888000 - -SELECT variable_name, variable_value FROM information_schema.session_variables WHERE variable_name LIKE "example_%"; -variable_name variable_value -EXAMPLE_ENUM_VAR e2 -EXAMPLE_DOUBLE_THDVAR 202.888200 -EXAMPLE_ULONG_VAR 200 -EXAMPLE_DOUBLE_VAR 200.888000 - -================================================================================ -2.9 - UNINSTALL PLUGIN -================================================================================ -UNINSTALL PLUGIN example; - -================================================================================ -2.10 - VERIFY NO PLUGIN VARS -================================================================================ - -SHOW GLOBAL STATUS LIKE "example_%"; -Variable_name Value - -SHOW SESSION STATUS LIKE "example_%"; -Variable_name Value - -SHOW GLOBAL VARIABLES LIKE "example_%"; -Variable_name Value - -SHOW SESSION VARIABLES LIKE "example_%"; -Variable_name Value - -SELECT variable_name, variable_value FROM information_schema.global_status WHERE variable_name LIKE "example_%"; -variable_name variable_value - -SELECT variable_name, variable_value FROM information_schema.session_status WHERE variable_name LIKE "example_%"; -variable_name variable_value - -SELECT variable_name, variable_value FROM information_schema.global_variables WHERE variable_name LIKE "example_%"; -variable_name variable_value - -SELECT variable_name, variable_value FROM information_schema.session_variables WHERE variable_name LIKE "example_%"; -variable_name variable_value - -================================================================================ -TEST 3 - SESSION PLUGIN VARS ON MULTIPLE CONNECTIONS -================================================================================ - -================================================================================ -3.1 - INSTALL PLUGIN -================================================================================ -INSTALL PLUGIN example SONAME 'ha_example.so'; - -================================================================================ -3.2 - SET GLOBAL AND DEFAULT CONNECTION VARS -================================================================================ -connection default; -SET GLOBAL example_ulong_var = 300; -SET GLOBAL example_enum_var = e1; -SET GLOBAL example_double_var = 301.0000; -SET GLOBAL example_double_thdvar = 302.0000; -SET SESSION example_double_thdvar = 300.0000; - -================================================================================ -3.3 - CONNECT 3 CLIENTS, SET LOCAL PLUGIN VARS -================================================================================ -connect con1, localhost, root,,; -SET SESSION example_double_thdvar = 300.1111; - -connect con2, localhost, root,,; -SET SESSION example_double_thdvar = 300.2222; - -connect con3, localhost, root,,; -SET SESSION example_double_thdvar = 300.3333; - -connection default; - -================================================================================ -3.4 - VERIFY GLOBAL AND SESSION PLUGIN VARS -================================================================================ - -SHOW GLOBAL STATUS LIKE "example_%"; -Variable_name Value -example_func_example enum_var is 0, ulong_var is 300, double_var is 301.000000, really -example_status_array_var1 100 -example_status_array_var2 20.010000 -example_status_var3 three hundred -example_status_var4 ON -example_status_var5 OFF -example_status_var6 8250 - -SHOW SESSION STATUS LIKE "example_%"; -Variable_name Value -example_func_example enum_var is 0, ulong_var is 300, double_var is 301.000000, really -example_status_array_var1 100 -example_status_array_var2 20.010000 -example_status_var3 three hundred -example_status_var4 ON -example_status_var5 OFF -example_status_var6 8250 - -SHOW GLOBAL VARIABLES LIKE "example_%"; -Variable_name Value -example_double_thdvar 302.000000 -example_double_var 301.000000 -example_enum_var e1 -example_ulong_var 300 - -SHOW SESSION VARIABLES LIKE "example_%"; -Variable_name Value -example_double_thdvar 300.000000 -example_double_var 301.000000 -example_enum_var e1 -example_ulong_var 300 - -SELECT variable_name, variable_value FROM information_schema.global_status WHERE variable_name LIKE "example_%"; -variable_name variable_value -EXAMPLE_FUNC_EXAMPLE enum_var is 0, ulong_var is 300, double_var is 301.000000, really -EXAMPLE_STATUS_ARRAY_VAR1 100 -EXAMPLE_STATUS_ARRAY_VAR2 20.010000 -EXAMPLE_STATUS_VAR3 three hundred -EXAMPLE_STATUS_VAR4 ON -EXAMPLE_STATUS_VAR5 OFF -EXAMPLE_STATUS_VAR6 8250 - -SELECT variable_name, variable_value FROM information_schema.session_status WHERE variable_name LIKE "example_%"; -variable_name variable_value -EXAMPLE_FUNC_EXAMPLE enum_var is 0, ulong_var is 300, double_var is 301.000000, really -EXAMPLE_STATUS_ARRAY_VAR1 100 -EXAMPLE_STATUS_ARRAY_VAR2 20.010000 -EXAMPLE_STATUS_VAR3 three hundred -EXAMPLE_STATUS_VAR4 ON -EXAMPLE_STATUS_VAR5 OFF -EXAMPLE_STATUS_VAR6 8250 - -SELECT variable_name, variable_value FROM information_schema.global_variables WHERE variable_name LIKE "example_%"; -variable_name variable_value -EXAMPLE_ENUM_VAR e1 -EXAMPLE_DOUBLE_THDVAR 302.000000 -EXAMPLE_ULONG_VAR 300 -EXAMPLE_DOUBLE_VAR 301.000000 - -SELECT variable_name, variable_value FROM information_schema.session_variables WHERE variable_name LIKE "example_%"; -variable_name variable_value -EXAMPLE_ENUM_VAR e1 -EXAMPLE_DOUBLE_THDVAR 300.000000 -EXAMPLE_ULONG_VAR 300 -EXAMPLE_DOUBLE_VAR 301.000000 - -# Variables by thread -SELECT variable_name, variable_value FROM performance_schema.variables_by_thread -WHERE variable_name LIKE "example_%" ORDER BY variable_value; -variable_name variable_value -example_double_thdvar 300.000000 -example_double_thdvar 300.111100 -example_double_thdvar 300.222200 -example_double_thdvar 300.333300 - -================================================================================ -3.5 - DISCONNECT CLIENTS -================================================================================ -connection con1; -disconnect con1; -connection con2; -disconnect con2; -connection con3; -disconnect con3; -connection default; - -================================================================================ -3.6 - VERIFY SESSION VARS ARE REMOVED -================================================================================ - -SHOW GLOBAL STATUS LIKE "example_%"; -Variable_name Value -example_func_example enum_var is 0, ulong_var is 300, double_var is 301.000000, really -example_status_array_var1 100 -example_status_array_var2 20.010000 -example_status_var3 three hundred -example_status_var4 ON -example_status_var5 OFF -example_status_var6 8250 - -SHOW SESSION STATUS LIKE "example_%"; -Variable_name Value -example_func_example enum_var is 0, ulong_var is 300, double_var is 301.000000, really -example_status_array_var1 100 -example_status_array_var2 20.010000 -example_status_var3 three hundred -example_status_var4 ON -example_status_var5 OFF -example_status_var6 8250 - -SHOW GLOBAL VARIABLES LIKE "example_%"; -Variable_name Value -example_double_thdvar 302.000000 -example_double_var 301.000000 -example_enum_var e1 -example_ulong_var 300 - -SHOW SESSION VARIABLES LIKE "example_%"; -Variable_name Value -example_double_thdvar 300.000000 -example_double_var 301.000000 -example_enum_var e1 -example_ulong_var 300 - -SELECT variable_name, variable_value FROM information_schema.global_status WHERE variable_name LIKE "example_%"; -variable_name variable_value -EXAMPLE_FUNC_EXAMPLE enum_var is 0, ulong_var is 300, double_var is 301.000000, really -EXAMPLE_STATUS_ARRAY_VAR1 100 -EXAMPLE_STATUS_ARRAY_VAR2 20.010000 -EXAMPLE_STATUS_VAR3 three hundred -EXAMPLE_STATUS_VAR4 ON -EXAMPLE_STATUS_VAR5 OFF -EXAMPLE_STATUS_VAR6 8250 - -SELECT variable_name, variable_value FROM information_schema.session_status WHERE variable_name LIKE "example_%"; -variable_name variable_value -EXAMPLE_FUNC_EXAMPLE enum_var is 0, ulong_var is 300, double_var is 301.000000, really -EXAMPLE_STATUS_ARRAY_VAR1 100 -EXAMPLE_STATUS_ARRAY_VAR2 20.010000 -EXAMPLE_STATUS_VAR3 three hundred -EXAMPLE_STATUS_VAR4 ON -EXAMPLE_STATUS_VAR5 OFF -EXAMPLE_STATUS_VAR6 8250 - -SELECT variable_name, variable_value FROM information_schema.global_variables WHERE variable_name LIKE "example_%"; -variable_name variable_value -EXAMPLE_ENUM_VAR e1 -EXAMPLE_DOUBLE_THDVAR 302.000000 -EXAMPLE_ULONG_VAR 300 -EXAMPLE_DOUBLE_VAR 301.000000 - -SELECT variable_name, variable_value FROM information_schema.session_variables WHERE variable_name LIKE "example_%"; -variable_name variable_value -EXAMPLE_ENUM_VAR e1 -EXAMPLE_DOUBLE_THDVAR 300.000000 -EXAMPLE_ULONG_VAR 300 -EXAMPLE_DOUBLE_VAR 301.000000 - -# Variables by thread -SELECT variable_name, variable_value FROM performance_schema.variables_by_thread -WHERE variable_name LIKE "example_%" ORDER BY variable_value; -variable_name variable_value -example_double_thdvar 300.000000 - -================================================================================ -3.7 - RECONNECT 3 CLIENTS, SET SESSION VARS FOR EACH -================================================================================ -connect con1, localhost, root,,; -SET SESSION example_double_thdvar = 311.1111; - -connect con2, localhost, root,,; -SET SESSION example_double_thdvar = 322.2222; - -connect con3, localhost, root,,; -SET SESSION example_double_thdvar = 333.3333; - -connection default; - -================================================================================ -3.8 - VERIFY GLOBAL AND SESSION VARS -================================================================================ - -SHOW GLOBAL STATUS LIKE "example_%"; -Variable_name Value -example_func_example enum_var is 0, ulong_var is 300, double_var is 301.000000, really -example_status_array_var1 100 -example_status_array_var2 20.010000 -example_status_var3 three hundred -example_status_var4 ON -example_status_var5 OFF -example_status_var6 8250 - -SHOW SESSION STATUS LIKE "example_%"; -Variable_name Value -example_func_example enum_var is 0, ulong_var is 300, double_var is 301.000000, really -example_status_array_var1 100 -example_status_array_var2 20.010000 -example_status_var3 three hundred -example_status_var4 ON -example_status_var5 OFF -example_status_var6 8250 - -SHOW GLOBAL VARIABLES LIKE "example_%"; -Variable_name Value -example_double_thdvar 302.000000 -example_double_var 301.000000 -example_enum_var e1 -example_ulong_var 300 - -SHOW SESSION VARIABLES LIKE "example_%"; -Variable_name Value -example_double_thdvar 300.000000 -example_double_var 301.000000 -example_enum_var e1 -example_ulong_var 300 - -SELECT variable_name, variable_value FROM information_schema.global_status WHERE variable_name LIKE "example_%"; -variable_name variable_value -EXAMPLE_FUNC_EXAMPLE enum_var is 0, ulong_var is 300, double_var is 301.000000, really -EXAMPLE_STATUS_ARRAY_VAR1 100 -EXAMPLE_STATUS_ARRAY_VAR2 20.010000 -EXAMPLE_STATUS_VAR3 three hundred -EXAMPLE_STATUS_VAR4 ON -EXAMPLE_STATUS_VAR5 OFF -EXAMPLE_STATUS_VAR6 8250 - -SELECT variable_name, variable_value FROM information_schema.session_status WHERE variable_name LIKE "example_%"; -variable_name variable_value -EXAMPLE_FUNC_EXAMPLE enum_var is 0, ulong_var is 300, double_var is 301.000000, really -EXAMPLE_STATUS_ARRAY_VAR1 100 -EXAMPLE_STATUS_ARRAY_VAR2 20.010000 -EXAMPLE_STATUS_VAR3 three hundred -EXAMPLE_STATUS_VAR4 ON -EXAMPLE_STATUS_VAR5 OFF -EXAMPLE_STATUS_VAR6 8250 - -SELECT variable_name, variable_value FROM information_schema.global_variables WHERE variable_name LIKE "example_%"; -variable_name variable_value -EXAMPLE_ENUM_VAR e1 -EXAMPLE_DOUBLE_THDVAR 302.000000 -EXAMPLE_ULONG_VAR 300 -EXAMPLE_DOUBLE_VAR 301.000000 - -SELECT variable_name, variable_value FROM information_schema.session_variables WHERE variable_name LIKE "example_%"; -variable_name variable_value -EXAMPLE_ENUM_VAR e1 -EXAMPLE_DOUBLE_THDVAR 300.000000 -EXAMPLE_ULONG_VAR 300 -EXAMPLE_DOUBLE_VAR 301.000000 - -# Variables by thread -SELECT variable_name, variable_value FROM performance_schema.variables_by_thread -WHERE variable_name LIKE "example_%" ORDER BY variable_value; -variable_name variable_value -example_double_thdvar 300.000000 -example_double_thdvar 311.111100 -example_double_thdvar 322.222200 -example_double_thdvar 333.333300 - -================================================================================ -3.9 - UNINSTALL PLUGIN, LEAVE CLIENTS CONNECTED -================================================================================ -UNINSTALL PLUGIN example; - -================================================================================ -3.10 - VERIFY SESSION VARS ARE REMOVED -================================================================================ - -SHOW GLOBAL STATUS LIKE "example_%"; -Variable_name Value - -SHOW SESSION STATUS LIKE "example_%"; -Variable_name Value - -SHOW GLOBAL VARIABLES LIKE "example_%"; -Variable_name Value - -SHOW SESSION VARIABLES LIKE "example_%"; -Variable_name Value - -SELECT variable_name, variable_value FROM information_schema.global_status WHERE variable_name LIKE "example_%"; -variable_name variable_value - -SELECT variable_name, variable_value FROM information_schema.session_status WHERE variable_name LIKE "example_%"; -variable_name variable_value - -SELECT variable_name, variable_value FROM information_schema.global_variables WHERE variable_name LIKE "example_%"; -variable_name variable_value - -SELECT variable_name, variable_value FROM information_schema.session_variables WHERE variable_name LIKE "example_%"; -variable_name variable_value - -# VARIABLES BY THREAD -SELECT variable_name, variable_value FROM performance_schema.variables_by_thread -WHERE variable_name LIKE "example_%" ORDER BY variable_value; -variable_name variable_value - -================================================================================ -3.11 - DISCONNECT CLIENTS -================================================================================ -connection con1; -disconnect con1; -connection con2; -disconnect con2; -connection con3; -disconnect con3; -connection default; - -================================================================================ -3.12 - VERIFY CLIENTS ARE REMOVED -================================================================================ - -SHOW GLOBAL STATUS LIKE "example_%"; -Variable_name Value - -SHOW SESSION STATUS LIKE "example_%"; -Variable_name Value - -SHOW GLOBAL VARIABLES LIKE "example_%"; -Variable_name Value - -SHOW SESSION VARIABLES LIKE "example_%"; -Variable_name Value - -SELECT variable_name, variable_value FROM information_schema.global_status WHERE variable_name LIKE "example_%"; -variable_name variable_value - -SELECT variable_name, variable_value FROM information_schema.session_status WHERE variable_name LIKE "example_%"; -variable_name variable_value - -SELECT variable_name, variable_value FROM information_schema.global_variables WHERE variable_name LIKE "example_%"; -variable_name variable_value - -SELECT variable_name, variable_value FROM information_schema.session_variables WHERE variable_name LIKE "example_%"; -variable_name variable_value - -# VARIABLES BY THREAD -SELECT variable_name, variable_value FROM performance_schema.variables_by_thread -WHERE variable_name LIKE "example_%" ORDER BY variable_value; -variable_name variable_value - -================================================================================ -TEST 4 - BUG#18008907: DEADLOCK WITH CHANGE_USER, SHOW VARIABLES, INSTALL PLUGIN -================================================================================ - -CREATE PROCEDURE install_no_such_plugin() -BEGIN -INSTALL PLUGIN no_such_plugin SONAME 'no_such_object'; -END| - -CREATE PROCEDURE show_vars() -BEGIN --- select on information_schema.global_variables --- will fail, still need to cover execution of the code --- to verify potential dead locks. -declare continue handler for sqlexception -begin -end; -SELECT COUNT(*) FROM information_schema.global_variables; -SELECT COUNT(*) FROM performance_schema.global_variables; -END| - -================================================================================ -4.1 - DEADLOCK SCENARIO 1: -con1 - has LOCK_system_variables_hash and waits on LOCK_plugin AND -default - has LOCK_plugin and waits on LOCK_system_variables_hash -================================================================================ -connect con1, localhost, root,,; -SET DEBUG_SYNC='acquired_LOCK_system_variables_hash SIGNAL install_plugin WAIT_FOR cont_show_vars'; -call show_vars();; -connection default; -SET DEBUG_SYNC='now WAIT_FOR install_plugin'; -SET DEBUG_SYNC='acquired_LOCK_plugin SIGNAL cont_show_vars'; -call install_no_such_plugin();; -connection con1; - -# Without fix, reap will hang. -COUNT(*) -# -COUNT(*) -# -SET DEBUG_SYNC='RESET'; -connection default; -ERROR HY000: Can't open shared library - -SET DEBUG_SYNC='RESET'; - -================================================================================ -4.2 - DEADLOCK SCENARIO 2: -default - has LOCK_system_variables_hash, waits on LOCK_global_system_variables -con1 - has LOCK_plugin, waits on LOCK_system_variables_hash AND -con2 - has LOCK_global_system_variables, waits on LOCK_plugin -================================================================================ -SET DEBUG_SYNC='acquired_LOCK_system_variables_hash SIGNAL install_plugin WAIT_FOR nothing TIMEOUT 10'; -call show_vars();; -connection con1; -SET DEBUG_SYNC='now WAIT_FOR install_plugin'; -SET DEBUG_SYNC='acquired_LOCK_plugin SIGNAL create_connection WAIT_FOR nothing TIMEOUT 10'; -call install_no_such_plugin();; -connect con2, localhost, root,,; -SET DEBUG_SYNC='now WAIT_FOR create_connection'; - -# Without fix, deadlock situation will occur on timeout of debug_syncs in -# default and con1. Because of this, change_user operation hangs. -change_user -connection con1; -ERROR HY000: Can't open shared library - -connection default; -COUNT(*) -# -COUNT(*) -# - -disconnect con2; - -================================================================================ -4.3 - DEADLOCK SCENARIO 3: CONCURRENT SHOW VARIABLES AND UNINSTALL PLUGIN -================================================================================ -# -# INSTALL PLUGIN -# -INSTALL PLUGIN example SONAME 'ha_example.so'; -connection con1; - -# Acquiring LOCK_system_variables_hash and LOCK_plugin_delete -SET DEBUG_SYNC='acquired_LOCK_system_variables_hash SIGNAL uninstall_plugin WAIT_FOR go'; -call show_vars();; -connect con2, localhost, root,,; -# -# UNINSTALL PLUGIN -# -SET DEBUG_SYNC='now WAIT_FOR uninstall_plugin'; -UNINSTALL PLUGIN example;; -connection default; - -# Uninstall will wait until SHOW VARIABLES releases LOCK_plugin_delete. -SET DEBUG_SYNC='now SIGNAL go'; -# Connect con1 - reap -connection con1; -COUNT(*) -# -COUNT(*) -# -# Connect con2 - reap -connection con2; - -================================================================================ -CLEAN UP -================================================================================ -connection default; - -DROP PROCEDURE show_vars; -DROP PROCEDURE install_no_such_plugin; -SET DEBUG_SYNC='RESET'; - -disconnect con1; -disconnect con2; - -# Restore SHOW_COMPATIBILITY_56 setting -SET @@global.show_compatibility_56 = @show_compatibility_56_save; - -# Wait till we reached the initial number of concurrent sessions |