What is Grant statement?

What is Grant statement?

You can use the SQL GRANT statement to grant SQL SELECT, UPDATE, INSERT, DELETE, and other privileges on tables or views. For example, suppose user JONES needs to use the Change mode of the Table Editor for a table called ORDER_BACKLOG.

Which of the following is a basic form of grant statement?

Discussion Forum

Que. Which of the following is a basic form of grant statement ?
b. GRANT ‘privilege list’ ON ‘user/role list’ TO ‘relation name or view name’;
c. GRANT ‘privilege list’ TO ‘user/role list’
d. GRANT ‘privilege list’ ON ‘relation name or view name’ ON ‘user/role list’;

How do you grant a role to a user?

You must register a role in the database before the role can be used in a GRANT statement. For more information, see CREATE ROLE statement. A DBA has the authority to grant a new role to another user.

What is Grant statement in SQL?

SQL Grant command is specifically used to provide privileges to database objects for a user. This command also allows users to grant permissions to other users too. Syntax: grant privilege_name on object_name to {user_name | public | role_name}

Is Grant a DDL statement?

Data Definition Language (DDL) Statements Grant and revoke privileges and roles. Analyze information on a table, index, or cluster.

Which statement is used to revoke an authorization?

The SQL authorization mechanism grants privileges on an entire relation, or on specified attributes of a relation. However, it does not permit authorizations on specific tuples of a relation. To revoke an authorization, we use the revoke statement.

Which join refers to join records?

Explanation: Right outer join refers to join records from the write table that have no matching key in the left table are include in the result set. 4.

What is the default role a user gets when it is created?

sql> alter user [username] default roles [role list]; specifies the roles granted by default to the user at logon. This clause can contain only roles that have been granted directly to the user with a GRANT statement, or roles created by the user with the CREATE ROLE privilege. Roles not granted to the user.

How do I find out what privileges are assigned to a role?

  1. Granted Roles: SELECT * FROM DBA_ROLE_PRIVS WHERE GRANTEE = ‘USER’;
  2. Privileges Granted Directly To User: SELECT * FROM DBA_TAB_PRIVS WHERE GRANTEE = ‘USER’;
  3. Privileges Granted to Role Granted to User:
  4. Granted System Privileges:

How do I grant a selected view?

For the existing view, you can go to the Properties of the view in SSMS, add users in the Permissions, and then grant select permission in the permissions list. Or use the following statement to grant user permissions: use YourDB. GRANT SELECT ON OBJECT::[schema].

Which of following is DDL statement?

Data definition language (DDL) statements let you to perform these tasks: Create, alter, and drop schema objects. Grant and revoke privileges and roles. Analyze information on a table, index, or cluster.

Which is not DDL statement?

Answer C, B, and D are incorrect. DROP, ALTER, and CREATE are valid DDL commands.

What are the after triggers?

Explanation: The triggers run after an insert, update or delete on a table. They are not supported for views. Explanation: AFTER TRIGGERS can be classified further into three types as: AFTER INSERT Trigger, AFTER UPDATE Trigger, AFTER DELETE Trigger.

What command is used to remove the access of an user on an object?

The REVOKE command removes user access rights or privileges to the database objects.

Which join produces cross product of two tables?

The CARTESIAN JOIN or CROSS JOIN returns the Cartesian product of the sets of records from two or more joined tables. Thus, it equates to an inner join where the join-condition always evaluates to either True or where the join-condition is absent from the statement.

Which operation is allowed in join view?

Set operations, such as UNION, UNION ALL, INTERSECT, MINUS. Aggregate functions, such as AVG, COUNT, MAX, MIN, SUM, and so forth.

How do I make default role?

The DEFAULT clause in the query: sql> alter user [username] default roles [role list]; specifies the roles granted by default to the user at logon. This clause can contain only roles that have been granted directly to the user with a GRANT statement, or roles created by the user with the CREATE ROLE privilege.