The INFORMATION_SCHEMA TABLE_PRIVILEGES Table Note The  TABLE_CONSTRAINTS_EXTENSIONS  table is reserved for future use. The  TABLE_CONSTRAINTS_EXTENSIONS  table has these columns: The name of the catalog to which the table belongs. The name of the schema (database) to which the table belongs. The name of the constraint. The name of the table. Constraint attributes defined for the primary storage engine. Reserved for future use. Constraint attributes defined for the secondary storage engine. Reserved for future use. The  TABLE_PRIVILEGES  table provides information about table privileges. It takes its values from the mysql.tables_priv  system table. The  TABLE_PRIVILEGES  table has these columns: The name of the account to which the privilege is granted, in  ’ user_name ’@’ host_name ’  format. The name of the catalog to which the table belongs. This value is always  def . The name of the schema (database) to which the table belongs. The name of the table. The privilege granted. The value can be any privilege that can be granted at the table level; see Section 13.7.1.6, “GRANT Statement” . Each row lists a single privilege, so there is one row per table privilege held by the grantee. 4832 • PRIVILEGE_TYPE • TABLE_NAME • TABLE_SCHEMA • TABLE_CATALOG • GRANTEE 26.3.44 The INFORMATION_SCHEMA TABLE_PRIVILEGES Table • SECONDARY_ENGINE_ATTRIBUTE • ENGINE_ATTRIBUTE • TABLE_NAME • CONSTRAINT_NAME • CONSTRAINT_SCHEMA • CONSTRAINT_CATALOG