REVOKE

Remove privileges on database objects from roles.

Remove privileges on database objects, resources, from a role.

Synopsis

REVOKE privilege 
ON resource_name
FROM role_name
Table 1. Legend
Syntax conventions Description
UPPERCASE Literal keyword.
Lowercase Not literal.
Italics Variable value. Replace with a user-defined value.
[] Optional. Square brackets ( [] ) surround optional command arguments. Do not type the square brackets.
( ) Group. Parentheses ( ( ) ) identify a group to choose from. Do not type the parentheses.
| Or. A vertical bar ( | ) separates alternative elements. Type any one of the elements. Do not type the vertical bar.
... Repeatable. An ellipsis ( ... ) indicates that you can repeat the syntax element as often as required.
'Literal string' Single quotation ( ' ) marks must surround literal strings in CQL statements. Use single quotation marks to preserve upper case.
{ key : value } Map collection. Braces ( { } ) enclose map collections or key value pairs. A colon separates the key and the value.
<datatype1,datatype2> Set, list, map, or tuple. Angle brackets ( < > ) enclose data types in a set, list, map, or tuple. Separate the data types with a comma.
cql_statement; End CQL statement. A semicolon ( ; ) terminates all CQL statements.
[--] Separate the command line options from the command arguments with two hyphens ( -- ). This syntax is useful when arguments might be mistaken for command line options.
' <schema> ... </schema> ' Search CQL only: Single quotation marks ( ' ) surround an entire XML schema declaration.
@xml_entity='xml_entity_type' Search CQL only: Identify the entity and literal value to overwrite the XML element in the schema and solrConfig files.
privilege

Permissions granted on a resource to a role; grant a privilege at any level of the resource hierarchy.

The full set of available privileges is:

  • ALL PERMISSIONS
  • ALTER
  • AUTHORIZE
  • CREATE
  • DESCRIBE
  • DROP
  • EXECUTE
  • MODIFY
  • SELECT
resource_name

Cassandra database objects to which permissions are applied.

The full list of available objects is:
  • ALL FUNCTIONS
  • ALL FUNCTIONS IN KEYSPACE keyspace_name
  • FUNCTION function_name
  • ALL KEYSPACES
  • KEYSPACE keyspace_name
  • TABLE table_name
  • ALL MBEANS
  • MBEAN mbean_name
  • MBEANS pattern
  • ALL ROLES
  • ROLE role_name

Example

REVOKE SELECT 
ON cycling.name 
FROM manager;

The role manager can no longer perform SELECT queries on the cycling.name table. Exceptions: Because of inheritance, the user can perform SELECT queries on cycling.name if one of these conditions is met:

  • The user is a superuser.
  • The user has SELECT on ALL KEYSPACES permissions.
  • The user has SELECT on the cycling keyspace.
REVOKE ALTER 
ON ALL ROLES 
FROM coach;

The role coach can no longer perform GRANT, ALTER or REVOKE commands on all roles.