檢視表 role_table_grants 用於列出目前連線角色是授權者或被授權者,其資料表或檢視表上所被授予的權限。更多資訊可以在 table_privileges 下找到。此檢視表與 table_privileges 檢視表之間的唯一差別是,此檢視表省略了透過 PUBLIC 授權的方式使其可以存取的資料表。
role_table_grants
ColumnsColumn Type
Description
grantor
sql_identifier
Name of the role that granted the privilege
grantee
sql_identifier
Name of the role that the privilege was granted to
table_catalog
sql_identifier
Name of the database that contains the table (always the current database)
table_schema
sql_identifier
Name of the schema that contains the table
table_name
sql_identifier
Name of the table
privilege_type
character_data
Type of the privilege: SELECT
, INSERT
, UPDATE
, DELETE
, TRUNCATE
, REFERENCES
, or TRIGGER
is_grantable
yes_or_no
YES
if the privilege is grantable, NO
if not
with_hierarchy
yes_or_no
In the SQL standard, WITH HIERARCHY OPTION
is a separate (sub-)privilege allowing certain operations on table inheritance hierarchies. In PostgreSQL, this is included in the SELECT
privilege, so this column shows YES
if the privilege is SELECT
, else NO
.