Column_Privileges View
Describes the privileges on the columns defined in the catalog.
This view is part of the ANSI SQL-2 standard Information Schema.

Column | Data Type | N | Description
RECORD_NUMBER | integer | n | unique identifier for this record of metadata
GRANTOR | identifier | n | user who granted privilege.
GRANTEE | identifier | n | user who was granted privilege.
TABLE_CATALOG | identifier | n | table catalog
TABLE_SCHEMA | identifier | n | schema name
TABLE_NAME | identifier | n | table name
COLUMN_NAME | identifier | n | column name
PRIVLEGE_TYPE | enumeration | n | privilege type: SELECT or INSERT or DELETE or UPDATE or EXECUTE or REFERENCES
IS_GRANTABLE | yes_no | n | YES if privilege is grantable; NO if not