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Syntax

Revoke database privileges from a user. 
REVOKE {{CONNECT | CREATE}[, ...]| ALL [PRIVILEGES]}
ON DATABASE database_name [, ...]
FROM user_name [GRANTED BY user_name];
Revoke schema privileges from a user. 
REVOKE {CREATE | ALL [PRIVILEGES]}
ON SCHEMA schema_name [, ...]
FROM user_name [GRANTED BY user_name];
Revoke table privileges from a user. 
REVOKE {{SELECT | UPDATE | INSERT | DELETE} [, ...]| ALL [PRIVILEGES]}
ON {  TABLE table_name [, ...]
    | ALL TABLES IN SCHEMA schema_name [, ...] }
FROM user_name [GRANTED BY user_name];
Revoke view privileges from a user. 
REVOKE {SELECT | INSERT | DELETE | UPDATE | ALL [PRIVILEGES]}
ON {VIEW view_name [, ...]
    | ALL VIEWS IN SCHEMA schema_name [, ...] }
FROM user_name [GRANTED BY user_name];
Revoke source privileges from a user. 
REVOKE {SELECT | ALL [PRIVILEGES]}
ON {  SOURCE source_name [, ...]
    | ALL SOURCES IN SCHEMA schema_name [, ...] }
FROM user_name [GRANTED BY user_name];
Revoke materialized view privileges from a user. 
REVOKE {SELECT | ALL [PRIVILEGES]}
ON {MATERIALIZED VIEW mv_name [, ...]
    | ALL MATERIALIZED VIEWS IN SCHEMA schema_name [, ...] }
FROM user_name [GRANTED BY user_name];
Revoke connection privileges from a user. 
REVOKE {USAGE | ALL [PRIVILEGES]}
ON { CONNECTION conn_name [, ...]
    | ALL CONNECTIONS IN SCHEMA schema_name [, ...] }
FROM user_name [GRANTED BY user_name];
Revoke secret privileges from a user. 
REVOKE {USAGE | ALL [PRIVILEGES]}
ON { SECRET secret_name [, ...]
    | ALL SECRETS IN SCHEMA schema_name [, ...] }
FROM user_name [GRANTED BY user_name];
Revoke function privileges from a user. 
REVOKE {EXECUTE | ALL [PRIVILEGES]}
ON { FUNCTION function_name [, ...]
    | ALL FUNCTIONS IN SCHEMA schema_name [, ...] }
FROM user_name [GRANTED BY user_name];

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Parameters

Parameter or clauseDescription
GRANTED BY clauseThe specified user after the GRANTED BY clause must be the current user. By default, the current user is root.

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Revoke privileges on future objects

To revoke privileges that would automatically apply to future objects created by a user, use the ALTER DEFAULT PRIVILEGES command. This removes the need to revoke permissions manually for each new object.

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Example

Revoke all privileges for all sources in schema1 from user user1. 
REVOKE ALL PRIVILEGES
ON ALL SOURCES IN SCHEMA schema1
FROM user1 GRANTED BY user;
REVOKE the SELECT privilege for materialized view mv1, which is in schema schema1 of database db1, from user user1. 
REVOKE SELECT
ON MATERIALIZED VIEW mv1 IN SCHEMA db1.schema1
FROM user1;
Revoke the SELECT privilege for source s1 from user user1. 
REVOKE SELECT
ON SOURCE s1
FROM user1;