Топ-100
 

Описания команд доступны в программе CerebroSQL

RDBMS Type: Oracle
Topic

COMMENT ON
{ COLUMN [ schema. ]
{ table. | view. | materialized_view. } column
| EDITION edition_name
| INDEXTYPE [ schema. ] indextype
| MATERIALIZED VIEW materialized_view
| MINING MODEL [ schema. ] model
| OPERATOR [ schema. ] operator
| TABLE [ schema. ] { table | view }
}
IS string ;

Example

COMMENT ON COLUMN employees.job_id
IS 'abbreviated job title';

COMMENT ON COLUMN employees.job_id IS ' ';