mirror of
https://github.com/MariaDB/server.git
synced 2025-01-17 20:42:30 +01:00
118 lines
7.5 KiB
Text
118 lines
7.5 KiB
Text
select user();
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Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr
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def user() 253 77 14 N 1 31 8
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user()
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root@localhost
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create user a17aaaaaaaaaaaaa0@localhost;
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ERROR HY000: String 'a17aaaaaaaaaaaaa0' is too long for user name (should be no longer than 16)
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alter table mysql.user modify User char(80) binary not null default '';
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alter table mysql.db modify User char(80) binary not null default '';
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alter table mysql.tables_priv modify User char(80) binary not null default '';
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alter table mysql.columns_priv modify User char(80) binary not null default '';
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alter table mysql.procs_priv modify User char(80) binary not null default '';
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alter table mysql.proc modify definer char(141) collate utf8_bin not null default '';
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alter table mysql.event modify definer char(141) collate utf8_bin not null default '';
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set global event_scheduler = on;
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select user();
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Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr
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def user() 253 141 14 N 1 31 8
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user()
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root@localhost
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create user a17aaaaaaaaaaaaa0@localhost;
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grant usage on *.* to a17aaaaaaaaaaaaa0@localhost;
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grant select on mysql.user to b64bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb0@localhost;
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grant select(User) on mysql.tables_priv to c80cccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccc0@localhost;
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select user(), current_user();
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user() current_user()
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a17aaaaaaaaaaaaa0@localhost a17aaaaaaaaaaaaa0@localhost
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show grants;
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Grants for a17aaaaaaaaaaaaa0@localhost
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GRANT USAGE ON *.* TO 'a17aaaaaaaaaaaaa0'@'localhost'
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select user(), current_user();
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user() current_user()
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b64bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb0@localhost b64bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb0@localhost
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show grants;
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Grants for b64bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb0@localhost
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GRANT USAGE ON *.* TO 'b64bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb0'@'localhost'
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GRANT SELECT ON `mysql`.`user` TO 'b64bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb0'@'localhost'
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select user,host from mysql.user where user like '%0';
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user host
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a17aaaaaaaaaaaaa0 localhost
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b64bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb0 localhost
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c80cccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccc0 localhost
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select user,host from mysql.db;
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ERROR 42000: SELECT command denied to user 'b64bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb0'@'localhost' for table 'db'
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select user(), current_user();
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user() current_user()
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c80cccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccc0@localhost c80cccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccc0@localhost
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show grants;
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Grants for c80cccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccc0@localhost
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GRANT USAGE ON *.* TO 'c80cccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccc0'@'localhost'
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GRANT SELECT (User) ON `mysql`.`tables_priv` TO 'c80cccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccc0'@'localhost'
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select user from mysql.tables_priv;
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user
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b64bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb0
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c80cccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccc0
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select user,host from mysql.tables_priv;
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ERROR 42000: SELECT command denied to user 'c80cccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccc0'@'localhost' for column 'host' in table 'tables_priv'
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use mtr;
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ERROR 42000: Access denied for user 'c80cccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccc0'@'localhost' to database 'mtr'
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drop procedure mtr.add_suppression;
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ERROR 42000: alter routine command denied to user 'c80cccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccc0'@'localhost' for routine 'mtr.add_suppression'
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create procedure test.p1() select user(), current_user(), user from mysql.tables_priv;
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show create procedure test.p1;
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Procedure sql_mode Create Procedure character_set_client collation_connection Database Collation
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p1 CREATE DEFINER=`c80cccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccc0`@`localhost` PROCEDURE `p1`()
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select user(), current_user(), user from mysql.tables_priv latin1 latin1_swedish_ci latin1_swedish_ci
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select definer from information_schema.routines;
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definer
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c80cccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccc0@localhost
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create table test.t1 (a text);
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create event e1 on schedule every 1 second
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do insert test.t1 values (concat(user(), ' ', current_user()));
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select definer from information_schema.events;
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definer
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c80cccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccc0@localhost
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create view v1 as select * from t1;
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select definer from information_schema.views;
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definer
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c80cccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccc0@localhost
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drop view v1;
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create trigger tr1 before delete on t1 for each row set @a:=1;
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select definer from information_schema.triggers;
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definer
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c80cccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccc0@localhost
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drop trigger tr1;
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connect(localhost,c80cccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccc0,foobar,test,MASTER_PORT,MASTER_SOCKET);
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ERROR 28000: Access denied for user 'c80cccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccc0'@'localhost' (using password: YES)
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call test.p1();
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user() current_user() user
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root@localhost c80cccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccc0@localhost b64bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb0
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root@localhost c80cccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccc0@localhost c80cccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccc0
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select * from t1 limit 1;
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a
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event_scheduler@localhost c80cccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccc0@localhost
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grant usage on *.* to d81ddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddd0@lodalhost;
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ERROR HY000: String 'd81ddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddd' is too long for user name (should be no longer than 80)
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drop user d81ddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddd0@lodalhost;
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ERROR HY000: String 'd81ddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddd' is too long for user name (should be no longer than 80)
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drop user c80cccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccc0@localhost;
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drop user b64bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb0@localhost;
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drop user a17aaaaaaaaaaaaa0@localhost;
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set global event_scheduler = off;
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drop event e1;
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drop procedure test.p1;
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drop table t1;
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alter table mysql.user modify User char(16) binary not null default '';
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alter table mysql.db modify User char(16) binary not null default '';
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alter table mysql.tables_priv modify User char(16) binary not null default '';
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alter table mysql.columns_priv modify User char(16) binary not null default '';
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alter table mysql.procs_priv modify User char(16) binary not null default '';
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alter table mysql.proc modify definer char(77) collate utf8_bin not null default '';
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alter table mysql.event modify definer char(77) collate utf8_bin not null default '';
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flush privileges;
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select user();
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Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr
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def user() 253 77 14 N 1 31 8
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user()
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root@localhost
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