GRANT <privileges> To a User or Role
Grants one or more access privileges to a user or role. The privileges that can be granted are grouped into the following categories:
- Privileges for schema objects (databases, tables, views, stages, UDFs)
Syntax
GRANT {
schemaObjectPrivileges | ALL [ PRIVILEGES ] ON <privileges_level>
}
TO [ROLE <role_name>] [<user>]
Where:
schemaObjectPrivileges ::=
-- For TABLE
{ SELECT | INSERT }
-- For SCHEMA
{ CREATE | DROP | ALTER }
-- For USER
{ CREATE USER }
-- For ROLE
{ CREATE ROLE}
-- For STAGE
{ CREATE STAGE}
privileges_level ::=
*.*
| db_name.*
| db_name.tbl_name
Examples
Grant Privileges to a User
Create a user:
mysql>
create user user1 identified by 'abc123';
Grant the ALL
privilege on all existing tables in the default
database to the user user1
:
mysql>
grant all on default.* to user1;
mysql>
show grants for user1;
+-----------------------------------------+
| Grants |
+-----------------------------------------+
| GRANT ALL ON 'default'.* TO 'user1'@'%' |
+-----------------------------------------+
Grant the ALL
privilege to all the database to the user user1
:
mysql>
grant all on *.* to 'user1';
mysql>
show grants for user1;
+-----------------------------------------+
| Grants |
+-----------------------------------------+
| GRANT ALL ON 'default'.* TO 'user1'@'%' |
| GRANT ALL ON *.* TO 'user1'@'%' |
+-----------------------------------------+
Grant Privileges to a Role
Grant the SELECT
privilege on all existing tables in the mydb
database to the role role1
:
Create role:
create role role1;
Grant privileges to the role:
mysql>
grant select on mydb.* to role role1;
Show the grants for the role:
mysql>
show grants for role role1;
+-------------------------------------+
| Grants |
+-------------------------------------+
| GRANT SELECT ON 'mydb'.* TO 'role1' |
+-------------------------------------+