electronic database vs computer database

electronic database and computer database both are nouns.

Word	Noun	Adjective	Verb	Adverb
electronic database	Yes	No	No	No
computer database	Yes	No	No	No

As nouns, electronic database and computer database are synonyms defined as:

electronic database and computer database: (computer science) a database that can be accessed by computers

Other synonyms of electronic database include electronic information service, on-line database.

electronic database (noun)	computer database (noun)
(computer science) a database that can be accessed by computers	(computer science) a database that can be accessed by computers