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Name	Size	Permission
charset_collation.result	1.31 KB	-rw-r--r--
innodb_bitdata.result	117 B	-rw-r--r--
innodb_cursors.result	116 B	-rw-r--r--
innodb_func_view.result	309.26 KB	-rw-r--r--
innodb_storedproc_02.result	36.35 KB	-rw-r--r--
innodb_storedproc_03.result	15.48 KB	-rw-r--r--
innodb_storedproc_06.result	14.62 KB	-rw-r--r--
innodb_storedproc_07.result	8.36 KB	-rw-r--r--
innodb_storedproc_08.result	25.53 KB	-rw-r--r--
innodb_storedproc_10.result	13.39 KB	-rw-r--r--
innodb_trig_0102.result	15.08 KB	-rw-r--r--
innodb_trig_03.result	24.65 KB	-rw-r--r--
innodb_trig_03e.result	48.78 KB	-rw-r--r--
innodb_trig_0407.result	10.07 KB	-rw-r--r--
innodb_trig_08.result	18.46 KB	-rw-r--r--
innodb_trig_09.result	9.98 KB	-rw-r--r--
innodb_trig_1011ext.result	12.04 KB	-rw-r--r--
innodb_trig_frkey.result	2.23 KB	-rw-r--r--
innodb_views.result	588.04 KB	-rw-r--r--
is_basics_mixed.result	30.21 KB	-rw-r--r--
is_character_sets.result	3.96 KB	-rw-r--r--
is_cml_innodb.result	4.97 KB	-rw-r--r--
is_cml_memory.result	3.94 KB	-rw-r--r--
is_cml_myisam.result	4.97 KB	-rw-r--r--
is_coll_char_set_appl.result	4.34 KB	-rw-r--r--
is_collations.result	4.43 KB	-rw-r--r--
is_column_privileges.result	19.15 KB	-rw-r--r--
is_column_privileges_is_mysql_...	1.44 KB	-rw-r--r--
is_columns.result	20.71 KB	-rw-r--r--
is_columns_innodb.result	78.28 KB	-rw-r--r--
is_columns_is.result	77.55 KB	-rw-r--r--
is_columns_is_embedded.result	75.57 KB	-rw-r--r--
is_columns_memory.result	75.05 KB	-rw-r--r--
is_columns_myisam.result	83.51 KB	-rw-r--r--
is_columns_myisam_embedded.res...	72.89 KB	-rw-r--r--
is_columns_mysql.result	67.25 KB	-rw-r--r--
is_columns_mysql_embedded.resu...	58.59 KB	-rw-r--r--
is_engines.result	3.88 KB	-rw-r--r--
is_engines_archive.result	161 B	-rw-r--r--
is_engines_blackhole.result	205 B	-rw-r--r--
is_engines_csv.result	149 B	-rw-r--r--
is_engines_federated.result	173 B	-rw-r--r--
is_engines_innodb.result	202 B	-rw-r--r--
is_engines_memory.result	194 B	-rw-r--r--
is_engines_merge.result	182 B	-rw-r--r--
is_engines_myisam.result	158 B	-rw-r--r--
is_events.result	6.38 KB	-rw-r--r--
is_key_column_usage.result	20.01 KB	-rw-r--r--
is_key_column_usage_embedded.r...	16.94 KB	-rw-r--r--
is_routines.result	27.73 KB	-rw-r--r--
is_routines_embedded.result	23.94 KB	-rw-r--r--
is_schema_privileges.result	15.56 KB	-rw-r--r--
is_schema_privileges_is_mysql_...	1.84 KB	-rw-r--r--
is_schemata.result	8.67 KB	-rw-r--r--
is_schemata_embedded.result	8.75 KB	-rw-r--r--
is_schemata_is_mysql_test.resu...	1.59 KB	-rw-r--r--
is_statistics.result	20.12 KB	-rw-r--r--
is_statistics_is.result	1.01 KB	-rw-r--r--
is_statistics_mysql.result	6.23 KB	-rw-r--r--
is_statistics_mysql_embedded.r...	11.47 KB	-rw-r--r--
is_table_constraints.result	15.57 KB	-rw-r--r--
is_table_constraints_is.result	828 B	-rw-r--r--
is_table_constraints_mysql.res...	2.3 KB	-rw-r--r--
is_table_constraints_mysql_emb...	3.81 KB	-rw-r--r--
is_table_privileges.result	15.08 KB	-rw-r--r--
is_tables.result	17.27 KB	-rw-r--r--
is_tables_embedded.result	17.48 KB	-rw-r--r--
is_tables_innodb.result	4.07 KB	-rw-r--r--
is_tables_is.result	30.01 KB	-rw-r--r--
is_tables_memory.result	4.17 KB	-rw-r--r--
is_tables_myisam.result	4.23 KB	-rw-r--r--
is_tables_myisam_embedded.resu...	4.63 KB	-rw-r--r--
is_tables_mysql.result	16.11 KB	-rw-r--r--
is_tables_mysql_embedded.resul...	31.05 KB	-rw-r--r--
is_triggers.result	15.87 KB	-rw-r--r--
is_triggers_embedded.result	11.97 KB	-rw-r--r--
is_user_privileges.result	41.08 KB	-rw-r--r--
is_views.result	14.67 KB	-rw-r--r--
is_views_embedded.result	10.98 KB	-rw-r--r--
memory_bitdata.result	286 B	-rw-r--r--
memory_cursors.result	285 B	-rw-r--r--
memory_func_view.result	309.31 KB	-rw-r--r--
memory_storedproc_02.result	36.4 KB	-rw-r--r--
memory_storedproc_03.result	15.53 KB	-rw-r--r--
memory_storedproc_06.result	14.67 KB	-rw-r--r--
memory_storedproc_07.result	8.41 KB	-rw-r--r--
memory_storedproc_08.result	25.58 KB	-rw-r--r--
memory_storedproc_10.result	13.44 KB	-rw-r--r--
memory_trig_0102.result	15.25 KB	-rw-r--r--
memory_trig_03.result	24.47 KB	-rw-r--r--
memory_trig_03e.result	47.41 KB	-rw-r--r--
memory_trig_0407.result	10.23 KB	-rw-r--r--
memory_trig_08.result	18.51 KB	-rw-r--r--
memory_trig_09.result	10.14 KB	-rw-r--r--
memory_trig_1011ext.result	12.11 KB	-rw-r--r--
memory_views.result	588.33 KB	-rw-r--r--
myisam_bitdata.result	286 B	-rw-r--r--
myisam_cursors.result	285 B	-rw-r--r--
myisam_func_view.result	309.31 KB	-rw-r--r--
myisam_storedproc_02.result	36.4 KB	-rw-r--r--
myisam_storedproc_03.result	15.53 KB	-rw-r--r--
myisam_storedproc_06.result	14.67 KB	-rw-r--r--
myisam_storedproc_07.result	8.41 KB	-rw-r--r--
myisam_storedproc_08.result	25.58 KB	-rw-r--r--
myisam_storedproc_10.result	13.44 KB	-rw-r--r--
myisam_trig_0102.result	15.25 KB	-rw-r--r--
myisam_trig_03.result	24.47 KB	-rw-r--r--
myisam_trig_03e.result	47.41 KB	-rw-r--r--
myisam_trig_0407.result	10.23 KB	-rw-r--r--
myisam_trig_08.result	18.51 KB	-rw-r--r--
myisam_trig_09.result	10.14 KB	-rw-r--r--
myisam_trig_1011ext.result	12.11 KB	-rw-r--r--
myisam_views-big.result	603.32 KB	-rw-r--r--
processlist_priv_no_prot.resul...	28.91 KB	-rw-r--r--
processlist_priv_ps.result	28.94 KB	-rw-r--r--
processlist_val_no_prot.result	91.97 KB	-rw-r--r--
processlist_val_ps.result	91.98 KB	-rw-r--r--
row_count_func.result	1.4 KB	-rw-r--r--
storedproc.result	893.84 KB	-rw-r--r--

Code Editor : processlist_priv_ps.result

USE information_schema;
####################################################################################
1 Prepare test.
connection default (user=root)
####################################################################################
####################################################################################
1.1 Create two user
####################################################################################
DROP USER ddicttestuser1@'localhost';
DROP USER ddicttestuser2@'localhost';
CREATE USER ddicttestuser1@'localhost';
CREATE USER ddicttestuser2@'localhost';
SET PASSWORD FOR ddicttestuser1@'localhost' = 'ddictpass';
SET PASSWORD FOR ddicttestuser2@'localhost' = 'ddictpass';
####################################################################################
1.2 Establish connection con100 (user=ddicttestuser1 with no PROCESS privilege):
####################################################################################
####################################################################################
2 connection default(user=root with default privileges):
SHOW/SELECT shows all processes/threads.
####################################################################################
SHOW CREATE TABLE processlist;
Table	Create Table
PROCESSLIST	CREATE TEMPORARY TABLE `PROCESSLIST` (
  `ID` bigint(21) unsigned NOT NULL DEFAULT '0',
  `USER` varchar(32) NOT NULL DEFAULT '',
  `HOST` varchar(64) NOT NULL DEFAULT '',
  `DB` varchar(64) DEFAULT NULL,
  `COMMAND` varchar(16) NOT NULL DEFAULT '',
  `TIME` int(7) NOT NULL DEFAULT '0',
  `STATE` varchar(64) DEFAULT NULL,
  `INFO` longtext
) ENGINE=TMP_TABLE_ENGINE DEFAULT CHARSET=utf8
SHOW processlist;
Id	User	Host	db	Command	Time	State	Info
ID	ddicttestuser1	HOST_NAME	information_schema	Sleep	TIME		NULL
ID	root	HOST_NAME	information_schema	Query	TIME	STATE	SHOW processlist
SELECT * FROM processlist  ORDER BY id;
ID	USER	HOST	DB	COMMAND	TIME	STATE	INFO
ID	ddicttestuser1	HOST_NAME	information_schema	Sleep	TIME		NULL
ID	root	HOST_NAME	information_schema	Execute	TIME	executing	SELECT * FROM processlist  ORDER BY id
SELECT ID, USER, HOST, DB, COMMAND, TIME, STATE, INFO FROM processlist  ORDER BY id;
ID	USER	HOST	DB	COMMAND	TIME	STATE	INFO
ID	ddicttestuser1	HOST_NAME	information_schema	Sleep	TIME		NULL
ID	root	HOST_NAME	information_schema	Execute	TIME	executing	SELECT ID, USER, HOST, DB, COMMAND, TIME, STATE, INFO FROM processlist  ORDER BY id
CREATE TEMPORARY TABLE test.t_processlist AS SELECT * FROM processlist;
UPDATE test.t_processlist SET user='horst' WHERE id=1  ;
INSERT INTO processlist SELECT * FROM test.t_processlist;
ERROR 42000: Access denied for user 'root'@'localhost' to database 'information_schema'
DROP TABLE test.t_processlist;
CREATE VIEW test.v_processlist (ID, USER, HOST, DB, COMMAND, TIME, STATE, INFO) AS SELECT * FROM processlist WITH CHECK OPTION;
ERROR HY000: CHECK OPTION on non-updatable view 'test.v_processlist'
CREATE VIEW test.v_processlist (ID, USER, HOST, DB, COMMAND, TIME, STATE, INFO) AS SELECT * FROM processlist;
UPDATE test.v_processlist SET TIME=NOW() WHERE id = 1;
ERROR HY000: The target table v_processlist of the UPDATE is not updatable
DROP VIEW test.v_processlist;
UPDATE processlist SET user='any_user'  WHERE id=1 ;
ERROR 42000: Access denied for user 'root'@'localhost' to database 'information_schema'
DELETE FROM processlist WHERE id=1 ;
ERROR 42000: Access denied for user 'root'@'localhost' to database 'information_schema'
REVOKE ALL ON processlist FROM current_user;
ERROR 42000: Access denied for user 'root'@'localhost' to database 'information_schema'
GRANT INSERT,UPDATE ON processlist TO current_user;
ERROR 42000: Access denied for user 'root'@'localhost' to database 'information_schema'
SHOW GRANTS;
Grants for root@localhost
GRANT ALL PRIVILEGES ON *.* TO 'root'@'localhost' WITH GRANT OPTION
GRANT PROXY ON ''@'' TO 'root'@'localhost' WITH GRANT OPTION
CREATE INDEX i_processlist ON processlist (user);
ERROR 42000: Access denied for user 'root'@'localhost' to database 'information_schema'
DROP TABLE processlist;
ERROR 42000: Access denied for user 'root'@'localhost' to database 'information_schema'
ALTER TABLE processlist DROP COLUMN user;
ERROR 42000: Access denied for user 'root'@'localhost' to database 'information_schema'
ALTER TABLE processlist ADD COLUMN (my_column INT);
ERROR 42000: Access denied for user 'root'@'localhost' to database 'information_schema'
RENAME TABLE processlist TO new_processlist;
ERROR 42000: Access denied for user 'root'@'localhost' to database 'information_schema'
RENAME TABLE processlist TO files;
ERROR 42000: Access denied for user 'root'@'localhost' to database 'information_schema'
CREATE TABLE new_processlist AS SELECT * FROM processlist;
ERROR 42000: Access denied for user 'root'@'localhost' to database 'information_schema'
DROP DATABASE information_schema;
ERROR 42000: Access denied for user 'root'@'localhost' to database 'information_schema'
RENAME DATABASE information_schema TO info_schema;
ERROR 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 'DATABASE information_schema TO info_schema' at line 1
ALTER DATABASE information_schema UPGRADE DATA DIRECTORY NAME;
ERROR 42000: Access denied for user 'root'@'localhost' to database 'information_schema'
####################################################################################
3 Switch to connection con100 (user=ddicttestuser1 with no PROCESS privilege):
SHOW/SELECT shows only the processes (1) of the user.
####################################################################################
SHOW CREATE TABLE processlist;
Table	Create Table
PROCESSLIST	CREATE TEMPORARY TABLE `PROCESSLIST` (
  `ID` bigint(21) unsigned NOT NULL DEFAULT '0',
  `USER` varchar(32) NOT NULL DEFAULT '',
  `HOST` varchar(64) NOT NULL DEFAULT '',
  `DB` varchar(64) DEFAULT NULL,
  `COMMAND` varchar(16) NOT NULL DEFAULT '',
  `TIME` int(7) NOT NULL DEFAULT '0',
  `STATE` varchar(64) DEFAULT NULL,
  `INFO` longtext
) ENGINE=TMP_TABLE_ENGINE DEFAULT CHARSET=utf8
SHOW processlist;
Id	User	Host	db	Command	Time	State	Info
ID	ddicttestuser1	HOST_NAME	information_schema	Query	TIME	STATE	SHOW processlist
SELECT * FROM processlist  ORDER BY id;
ID	USER	HOST	DB	COMMAND	TIME	STATE	INFO
ID	ddicttestuser1	HOST_NAME	information_schema	Execute	TIME	executing	SELECT * FROM processlist  ORDER BY id
SELECT ID, USER, HOST, DB, COMMAND, TIME, STATE, INFO FROM processlist  ORDER BY id;
ID	USER	HOST	DB	COMMAND	TIME	STATE	INFO
ID	ddicttestuser1	HOST_NAME	information_schema	Execute	TIME	executing	SELECT ID, USER, HOST, DB, COMMAND, TIME, STATE, INFO FROM processlist  ORDER BY id
CREATE TEMPORARY TABLE test.t_processlist AS SELECT * FROM processlist;
UPDATE test.t_processlist SET user='horst' WHERE id=1  ;
INSERT INTO processlist SELECT * FROM test.t_processlist;
ERROR 42000: Access denied for user 'ddicttestuser1'@'localhost' to database 'information_schema'
DROP TABLE test.t_processlist;
CREATE VIEW test.v_processlist (ID, USER, HOST, DB, COMMAND, TIME, STATE, INFO) AS SELECT * FROM processlist WITH CHECK OPTION;
ERROR HY000: CHECK OPTION on non-updatable view 'test.v_processlist'
CREATE VIEW test.v_processlist (ID, USER, HOST, DB, COMMAND, TIME, STATE, INFO) AS SELECT * FROM processlist;
UPDATE test.v_processlist SET TIME=NOW() WHERE id = 1;
ERROR HY000: The target table v_processlist of the UPDATE is not updatable
DROP VIEW test.v_processlist;
UPDATE processlist SET user='any_user'  WHERE id=1 ;
ERROR 42000: Access denied for user 'ddicttestuser1'@'localhost' to database 'information_schema'
DELETE FROM processlist WHERE id=1 ;
ERROR 42000: Access denied for user 'ddicttestuser1'@'localhost' to database 'information_schema'
REVOKE ALL ON processlist FROM current_user;
ERROR 42000: Access denied for user 'ddicttestuser1'@'localhost' to database 'information_schema'
GRANT INSERT,UPDATE ON processlist TO current_user;
ERROR 42000: Access denied for user 'ddicttestuser1'@'localhost' to database 'information_schema'
SHOW GRANTS;
Grants for ddicttestuser1@localhost
GRANT USAGE ON *.* TO 'ddicttestuser1'@'localhost'
CREATE INDEX i_processlist ON processlist (user);
ERROR 42000: Access denied for user 'ddicttestuser1'@'localhost' to database 'information_schema'
DROP TABLE processlist;
ERROR 42000: Access denied for user 'ddicttestuser1'@'localhost' to database 'information_schema'
ALTER TABLE processlist DROP COLUMN user;
ERROR 42000: Access denied for user 'ddicttestuser1'@'localhost' to database 'information_schema'
ALTER TABLE processlist ADD COLUMN (my_column INT);
ERROR 42000: Access denied for user 'ddicttestuser1'@'localhost' to database 'information_schema'
RENAME TABLE processlist TO new_processlist;
ERROR 42000: Access denied for user 'ddicttestuser1'@'localhost' to database 'information_schema'
RENAME TABLE processlist TO files;
ERROR 42000: Access denied for user 'ddicttestuser1'@'localhost' to database 'information_schema'
CREATE TABLE new_processlist AS SELECT * FROM processlist;
ERROR 42000: Access denied for user 'ddicttestuser1'@'localhost' to database 'information_schema'
DROP DATABASE information_schema;
ERROR 42000: Access denied for user 'ddicttestuser1'@'localhost' to database 'information_schema'
RENAME DATABASE information_schema TO info_schema;
ERROR 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 'DATABASE information_schema TO info_schema' at line 1
ALTER DATABASE information_schema UPGRADE DATA DIRECTORY NAME;
ERROR 42000: Access denied for user 'ddicttestuser1'@'localhost' to database 'information_schema'
####################################################################################
4 Grant PROCESS privilege to ddicttestuser1
connection default (user=root)
####################################################################################
GRANT PROCESS ON *.* TO ddicttestuser1@'localhost' IDENTIFIED BY 'ddictpass';
Warnings:
Warning	1287	Using GRANT statement to modify existing user's properties other than privileges is deprecated and will be removed in future release. Use ALTER USER statement for this operation.
####################################################################################
4.1 Existing connection con100 (ddicttestuser1)
The user ddicttestuser1 has the PROCESS privilege, but the connection was
established before PROCESS was granted.
SHOW/SELECT shows only the processes (1) of the user.
####################################################################################
SHOW GRANTS;
Grants for ddicttestuser1@localhost
GRANT PROCESS ON *.* TO 'ddicttestuser1'@'localhost'
SHOW processlist;
Id	User	Host	db	Command	Time	State	Info
ID	ddicttestuser1	HOST_NAME	information_schema	Query	TIME	STATE	SHOW processlist
SELECT * FROM information_schema.processlist;
ID	USER	HOST	DB	COMMAND	TIME	STATE	INFO
ID	ddicttestuser1	HOST_NAME	information_schema	Execute	TIME	executing	SELECT * FROM information_schema.processlist
####################################################################################
4.2 New connection con101 (ddicttestuser1 with PROCESS privilege)
SHOW/SELECT shows all processes/threads.
####################################################################################
SHOW GRANTS;
Grants for ddicttestuser1@localhost
GRANT PROCESS ON *.* TO 'ddicttestuser1'@'localhost'
SHOW processlist;
Id	User	Host	db	Command	Time	State	Info
ID	ddicttestuser1	HOST_NAME	information_schema	Query	TIME	STATE	SHOW processlist
ID	ddicttestuser1	HOST_NAME	information_schema	Sleep	TIME		NULL
ID	root	HOST_NAME	information_schema	Sleep	TIME		NULL
SELECT * FROM information_schema.processlist;
ID	USER	HOST	DB	COMMAND	TIME	STATE	INFO
ID	ddicttestuser1	HOST_NAME	information_schema	Execute	TIME	executing	SELECT * FROM information_schema.processlist
ID	ddicttestuser1	HOST_NAME	information_schema	Sleep	TIME		NULL
ID	root	HOST_NAME	information_schema	Sleep	TIME		NULL
####################################################################################
5 Grant PROCESS privilege to anonymous user.
connection default (user=root)
####################################################################################
set @orig_sql_mode= @@sql_mode;
set sql_mode= (select replace(@@sql_mode,'NO_AUTO_CREATE_USER',''));
Warnings:
Warning	3090	Changing sql mode 'NO_AUTO_CREATE_USER' is deprecated. It will be removed in a future release.
GRANT PROCESS ON *.* TO ''@'localhost';
Warnings:
Warning	1287	Using GRANT for creating new user is deprecated and will be removed in future release. Create new user with CREATE USER statement.
set sql_mode= @orig_sql_mode;
Warnings:
Warning	3090	Changing sql mode 'NO_AUTO_CREATE_USER' is deprecated. It will be removed in a future release.
####################################################################################
5.1 Establish connection (anonymous1,localhost,'',,information_schema)
anonymous user with PROCESS privilege
SHOW/SELECT shows all processes/threads.
####################################################################################
SHOW GRANTS;
Grants for @localhost
GRANT PROCESS ON *.* TO ''@'localhost'
SHOW processlist;
Id	User	Host	db	Command	Time	State	Info
ID		HOST_NAME	information_schema	Query	TIME	STATE	SHOW processlist
ID	ddicttestuser1	HOST_NAME	information_schema	Sleep	TIME		NULL
ID	ddicttestuser1	HOST_NAME	information_schema	Sleep	TIME		NULL
ID	root	HOST_NAME	information_schema	Sleep	TIME		NULL
SELECT * FROM information_schema.processlist;
ID	USER	HOST	DB	COMMAND	TIME	STATE	INFO
ID		HOST_NAME	information_schema	Execute	TIME	executing	SELECT * FROM information_schema.processlist
ID	ddicttestuser1	HOST_NAME	information_schema	Sleep	TIME		NULL
ID	ddicttestuser1	HOST_NAME	information_schema	Sleep	TIME		NULL
ID	root	HOST_NAME	information_schema	Sleep	TIME		NULL
####################################################################################
6 Revoke PROCESS privilege from ddicttestuser1
connection default (user=root)
####################################################################################
REVOKE PROCESS ON *.* FROM ddicttestuser1@'localhost';
####################################################################################
6.1 New connection con102 (ddicttestuser1 has no more PROCESS privilege)
Again (compared to state before GRANT PROCESS) only the processes of
ddicttestuser1 are visible.
####################################################################################
SHOW GRANTS;
Grants for ddicttestuser1@localhost
GRANT USAGE ON *.* TO 'ddicttestuser1'@'localhost'
SHOW processlist;
Id	User	Host	db	Command	Time	State	Info
ID	ddicttestuser1	HOST_NAME	information_schema	Query	TIME	STATE	SHOW processlist
ID	ddicttestuser1	HOST_NAME	information_schema	Sleep	TIME		NULL
ID	ddicttestuser1	HOST_NAME	information_schema	Sleep	TIME		NULL
SELECT * FROM information_schema.processlist;
ID	USER	HOST	DB	COMMAND	TIME	STATE	INFO
ID	ddicttestuser1	HOST_NAME	information_schema	Execute	TIME	executing	SELECT * FROM information_schema.processlist
ID	ddicttestuser1	HOST_NAME	information_schema	Sleep	TIME		NULL
ID	ddicttestuser1	HOST_NAME	information_schema	Sleep	TIME		NULL
####################################################################################
7 Revoke PROCESS privilege from anonymous user
connection default (user=root)
####################################################################################
REVOKE PROCESS ON *.* FROM ''@'localhost';
####################################################################################
7.1 New connection (anonymous2,localhost,'',,information_schema)
The anonymous user has no more the PROCESS privilege
Again only the processes of the anonymous user are visible.
####################################################################################
SHOW GRANTS FOR ''@'localhost';
Grants for @localhost
GRANT USAGE ON *.* TO ''@'localhost'
SELECT * FROM information_schema.processlist;
ID	USER	HOST	DB	COMMAND	TIME	STATE	INFO
ID		HOST_NAME	information_schema	Execute	TIME	executing	SELECT * FROM information_schema.processlist
ID		HOST_NAME	information_schema	Sleep	TIME		NULL
####################################################################################
8 Grant SUPER (does not imply PROCESS) privilege to ddicttestuser1
connection default (user=root)
####################################################################################
GRANT SUPER ON *.* TO 'ddicttestuser1'@'localhost';
####################################################################################
8.1 New connection con103 (ddicttestuser1 with SUPER privilege)
Only the processes of ddicttestuser1 user are visible.
####################################################################################
SHOW GRANTS FOR 'ddicttestuser1'@'localhost';
Grants for ddicttestuser1@localhost
GRANT SUPER ON *.* TO 'ddicttestuser1'@'localhost'
SHOW processlist;
Id	User	Host	db	Command	Time	State	Info
ID	ddicttestuser1	HOST_NAME	information_schema	Query	TIME	STATE	SHOW processlist
ID	ddicttestuser1	HOST_NAME	information_schema	Sleep	TIME		NULL
ID	ddicttestuser1	HOST_NAME	information_schema	Sleep	TIME		NULL
ID	ddicttestuser1	HOST_NAME	information_schema	Sleep	TIME		NULL
SELECT * FROM information_schema.processlist;
ID	USER	HOST	DB	COMMAND	TIME	STATE	INFO
ID	ddicttestuser1	HOST_NAME	information_schema	Execute	TIME	executing	SELECT * FROM information_schema.processlist
ID	ddicttestuser1	HOST_NAME	information_schema	Sleep	TIME		NULL
ID	ddicttestuser1	HOST_NAME	information_schema	Sleep	TIME		NULL
ID	ddicttestuser1	HOST_NAME	information_schema	Sleep	TIME		NULL
####################################################################################
9 Revoke SUPER privilege from user ddicttestuser1
connection default (user=root)
####################################################################################
REVOKE SUPER ON *.* FROM 'ddicttestuser1'@'localhost';
####################################################################################
9.1 New connection con104 (ddicttestuser1 without SUPER privilege)
ddicttestuser1 has no more the SUPER privilege.
Only the processes of ddicttestuser1 are visible.
####################################################################################
SHOW GRANTS FOR 'ddicttestuser1'@'localhost';
Grants for ddicttestuser1@localhost
GRANT USAGE ON *.* TO 'ddicttestuser1'@'localhost'
SHOW processlist;
Id	User	Host	db	Command	Time	State	Info
ID	ddicttestuser1	HOST_NAME	information_schema	Query	TIME	STATE	SHOW processlist
ID	ddicttestuser1	HOST_NAME	information_schema	Sleep	TIME		NULL
ID	ddicttestuser1	HOST_NAME	information_schema	Sleep	TIME		NULL
ID	ddicttestuser1	HOST_NAME	information_schema	Sleep	TIME		NULL
ID	ddicttestuser1	HOST_NAME	information_schema	Sleep	TIME		NULL
SELECT * FROM information_schema.processlist;
ID	USER	HOST	DB	COMMAND	TIME	STATE	INFO
ID	ddicttestuser1	HOST_NAME	information_schema	Execute	TIME	executing	SELECT * FROM information_schema.processlist
ID	ddicttestuser1	HOST_NAME	information_schema	Sleep	TIME		NULL
ID	ddicttestuser1	HOST_NAME	information_schema	Sleep	TIME		NULL
ID	ddicttestuser1	HOST_NAME	information_schema	Sleep	TIME		NULL
ID	ddicttestuser1	HOST_NAME	information_schema	Sleep	TIME		NULL
####################################################################################
10 Grant SUPER privilege with grant option to user ddicttestuser1.
connection default (user=root)
####################################################################################
GRANT SUPER ON *.* TO 'ddicttestuser1'@'localhost' WITH GRANT OPTION;
####################################################################################
10.1 New connection con105 (ddicttestuser1 with SUPER privilege and GRANT OPTION)
Try to grant PROCESS privilege to user ddicttestuser2 without having it.
####################################################################################
SHOW GRANTS FOR 'ddicttestuser1'@'localhost';
Grants for ddicttestuser1@localhost
GRANT SUPER ON *.* TO 'ddicttestuser1'@'localhost' WITH GRANT OPTION
GRANT PROCESS ON *.* TO 'ddicttestuser2'@'localhost';
ERROR 28000: Access denied for user 'ddicttestuser1'@'localhost' (using password: YES)
####################################################################################
10.2 Grant SUPER and PROCESS privilege with grant option to user ddicttestuser1
connection default (user=root)
####################################################################################
GRANT SUPER,PROCESS ON *.* TO 'ddicttestuser1'@'localhost' WITH GRANT OPTION;
####################################################################################
10.3 New connection con106 (ddicttestuser1 with SUPER,PROCESS WITH GRANT OPTION)
Grant PROCESS privilege to user ddicttestuser2
####################################################################################
SHOW GRANTS FOR 'ddicttestuser1'@'localhost';
Grants for ddicttestuser1@localhost
GRANT PROCESS, SUPER ON *.* TO 'ddicttestuser1'@'localhost' WITH GRANT OPTION
GRANT PROCESS ON *.* TO 'ddicttestuser2'@'localhost';
####################################################################################
10.4 New connection con200 (ddicttestuser2 with PROCESS privilege)
ddicttestuser2 has now the PROCESS privilege and sees all connections
####################################################################################
SHOW GRANTS FOR 'ddicttestuser2'@'localhost';
Grants for ddicttestuser2@localhost
GRANT PROCESS ON *.* TO 'ddicttestuser2'@'localhost'
SHOW processlist;
Id	User	Host	db	Command	Time	State	Info
ID		HOST_NAME	information_schema	Sleep	TIME		NULL
ID		HOST_NAME	information_schema	Sleep	TIME		NULL
ID	ddicttestuser1	HOST_NAME	information_schema	Sleep	TIME		NULL
ID	ddicttestuser1	HOST_NAME	information_schema	Sleep	TIME		NULL
ID	ddicttestuser1	HOST_NAME	information_schema	Sleep	TIME		NULL
ID	ddicttestuser1	HOST_NAME	information_schema	Sleep	TIME		NULL
ID	ddicttestuser1	HOST_NAME	information_schema	Sleep	TIME		NULL
ID	ddicttestuser1	HOST_NAME	information_schema	Sleep	TIME		NULL
ID	ddicttestuser1	HOST_NAME	information_schema	Sleep	TIME		NULL
ID	ddicttestuser2	HOST_NAME	information_schema	Query	TIME	STATE	SHOW processlist
ID	root	HOST_NAME	information_schema	Sleep	TIME		NULL
SELECT * FROM information_schema.processlist;
ID	USER	HOST	DB	COMMAND	TIME	STATE	INFO
ID		HOST_NAME	information_schema	Sleep	TIME		NULL
ID		HOST_NAME	information_schema	Sleep	TIME		NULL
ID	ddicttestuser1	HOST_NAME	information_schema	Sleep	TIME		NULL
ID	ddicttestuser1	HOST_NAME	information_schema	Sleep	TIME		NULL
ID	ddicttestuser1	HOST_NAME	information_schema	Sleep	TIME		NULL
ID	ddicttestuser1	HOST_NAME	information_schema	Sleep	TIME		NULL
ID	ddicttestuser1	HOST_NAME	information_schema	Sleep	TIME		NULL
ID	ddicttestuser1	HOST_NAME	information_schema	Sleep	TIME		NULL
ID	ddicttestuser1	HOST_NAME	information_schema	Sleep	TIME		NULL
ID	ddicttestuser2	HOST_NAME	information_schema	Execute	TIME	executing	SELECT * FROM information_schema.processlist
ID	root	HOST_NAME	information_schema	Sleep	TIME		NULL
####################################################################################
11 User ddicttestuser1 revokes PROCESS privilege from user ddicttestuser2
connection ddicttestuser1;
####################################################################################
REVOKE PROCESS ON *.* FROM 'ddicttestuser2'@'localhost';
####################################################################################
11.1 New connection con201 (ddicttestuser2)
ddicttestuser2 has no more the PROCESS privilege and can only see own connects
####################################################################################
SHOW GRANTS;
Grants for ddicttestuser2@localhost
GRANT USAGE ON *.* TO 'ddicttestuser2'@'localhost'
SHOW processlist;
Id	User	Host	db	Command	Time	State	Info
ID	ddicttestuser2	HOST_NAME	information_schema	Query	TIME	STATE	SHOW processlist
ID	ddicttestuser2	HOST_NAME	information_schema	Sleep	TIME		NULL
SELECT * FROM information_schema.processlist;
ID	USER	HOST	DB	COMMAND	TIME	STATE	INFO
ID	ddicttestuser2	HOST_NAME	information_schema	Execute	TIME	executing	SELECT * FROM information_schema.processlist
ID	ddicttestuser2	HOST_NAME	information_schema	Sleep	TIME		NULL
####################################################################################
11.2 Revoke SUPER,PROCESS,GRANT OPTION privilege from user ddicttestuser1
connection default (user=root)
####################################################################################
REVOKE SUPER,PROCESS,GRANT OPTION ON *.* FROM 'ddicttestuser1'@'localhost';
####################################################################################
11.3 New connection con107 (ddicttestuser1)
ddicttestuser1 has no more the PROCESS privilege and can only see own connects
He is also unable to GRANT the PROCESS privilege to ddicttestuser2
####################################################################################
SHOW GRANTS FOR 'ddicttestuser1'@'localhost';
Grants for ddicttestuser1@localhost
GRANT USAGE ON *.* TO 'ddicttestuser1'@'localhost'
GRANT PROCESS ON *.* TO 'ddicttestuser2'@'localhost';
ERROR 28000: Access denied for user 'ddicttestuser1'@'localhost' (using password: YES)
SHOW processlist;
Id	User	Host	db	Command	Time	State	Info
ID	ddicttestuser1	HOST_NAME	information_schema	Query	TIME	STATE	SHOW processlist
ID	ddicttestuser1	HOST_NAME	information_schema	Sleep	TIME		NULL
ID	ddicttestuser1	HOST_NAME	information_schema	Sleep	TIME		NULL
ID	ddicttestuser1	HOST_NAME	information_schema	Sleep	TIME		NULL
ID	ddicttestuser1	HOST_NAME	information_schema	Sleep	TIME		NULL
ID	ddicttestuser1	HOST_NAME	information_schema	Sleep	TIME		NULL
ID	ddicttestuser1	HOST_NAME	information_schema	Sleep	TIME		NULL
ID	ddicttestuser1	HOST_NAME	information_schema	Sleep	TIME		NULL
SELECT * FROM information_schema.processlist;
ID	USER	HOST	DB	COMMAND	TIME	STATE	INFO
ID	ddicttestuser1	HOST_NAME	information_schema	Execute	TIME	executing	SELECT * FROM information_schema.processlist
ID	ddicttestuser1	HOST_NAME	information_schema	Sleep	TIME		NULL
ID	ddicttestuser1	HOST_NAME	information_schema	Sleep	TIME		NULL
ID	ddicttestuser1	HOST_NAME	information_schema	Sleep	TIME		NULL
ID	ddicttestuser1	HOST_NAME	information_schema	Sleep	TIME		NULL
ID	ddicttestuser1	HOST_NAME	information_schema	Sleep	TIME		NULL
ID	ddicttestuser1	HOST_NAME	information_schema	Sleep	TIME		NULL
ID	ddicttestuser1	HOST_NAME	information_schema	Sleep	TIME		NULL
####################################################################################
12 Revoke the SELECT privilege from user ddicttestuser1
connection default (user=root)
####################################################################################
REVOKE SELECT ON *.* FROM 'ddicttestuser1'@'localhost';
####################################################################################
12.1 New connection con108 (ddicttestuser1)
ddicttestuser1 has neither PROCESS nor SELECT privilege
Manual says: Each MySQL user has the right to access these tables, but can see
only the rows ...
Therefore the missing SELECT privilege does not affect SELECTs on PROCESSLIST.
####################################################################################
SHOW GRANTS FOR 'ddicttestuser1'@'localhost';
Grants for ddicttestuser1@localhost
GRANT USAGE ON *.* TO 'ddicttestuser1'@'localhost'
SHOW processlist;
Id	User	Host	db	Command	Time	State	Info
ID	ddicttestuser1	HOST_NAME	information_schema	Query	TIME	STATE	SHOW processlist
ID	ddicttestuser1	HOST_NAME	information_schema	Sleep	TIME		NULL
ID	ddicttestuser1	HOST_NAME	information_schema	Sleep	TIME		NULL
ID	ddicttestuser1	HOST_NAME	information_schema	Sleep	TIME		NULL
ID	ddicttestuser1	HOST_NAME	information_schema	Sleep	TIME		NULL
ID	ddicttestuser1	HOST_NAME	information_schema	Sleep	TIME		NULL
ID	ddicttestuser1	HOST_NAME	information_schema	Sleep	TIME		NULL
ID	ddicttestuser1	HOST_NAME	information_schema	Sleep	TIME		NULL
ID	ddicttestuser1	HOST_NAME	information_schema	Sleep	TIME		NULL
SELECT * FROM information_schema.processlist;
ID	USER	HOST	DB	COMMAND	TIME	STATE	INFO
ID	ddicttestuser1	HOST_NAME	information_schema	Execute	TIME	executing	SELECT * FROM information_schema.processlist
ID	ddicttestuser1	HOST_NAME	information_schema	Sleep	TIME		NULL
ID	ddicttestuser1	HOST_NAME	information_schema	Sleep	TIME		NULL
ID	ddicttestuser1	HOST_NAME	information_schema	Sleep	TIME		NULL
ID	ddicttestuser1	HOST_NAME	information_schema	Sleep	TIME		NULL
ID	ddicttestuser1	HOST_NAME	information_schema	Sleep	TIME		NULL
ID	ddicttestuser1	HOST_NAME	information_schema	Sleep	TIME		NULL
ID	ddicttestuser1	HOST_NAME	information_schema	Sleep	TIME		NULL
ID	ddicttestuser1	HOST_NAME	information_schema	Sleep	TIME		NULL
####################################################################################
12.2 Revoke only the SELECT privilege on the information_schema from ddicttestuser1.
connection default (user=root)
####################################################################################
REVOKE SELECT ON information_schema.* FROM 'ddicttestuser3'@'localhost';
ERROR 42000: Access denied for user 'root'@'localhost' to database 'information_schema'
####################################################################################
connection default (user=root)
Cleanup: close connections, DROP USER etc.
####################################################################################
DROP USER ddicttestuser1@'localhost';
DROP USER ddicttestuser2@'localhost';
REVOKE USAGE ON *.* FROM ''@'localhost';
DROP USER ''@'localhost';

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Code Editor : processlist_priv_ps.result