 |
| Subject | Greek | English |
| comp., MS | γλώσσα ορισμού δεδομένων | data definition language (A language that defines all attributes and properties of a database, especially record layouts, field definitions, key fields, file locations, and storage strategy) |
| IT | εξωτερική γλώσσα ορισμού δεδομένων | external data definition language |
| IT | εξωτερική γλώσσα ορισμού δεδομένων | external DDL |