# Schema del db (rails 2)

**URL:** <https://www.ruby-forum.com/t/schema-del-db-rails-2/238634>\
**Category:** IT\
**Created:** [January 21, 2014, 3:55pm UTC](https://www.ruby-forum.com/t/schema-del-db-rails-2/238634 "2014-01-21T15:55:05Z")\
**Posts on this page:** 5\
**Page:** 1

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**Author:** ![Detlef\_R](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/d/58f4c7/32.png) [@Detlef\_R](https://www.ruby-forum.com/u/Detlef_R)\
**Post date:** [January 21, 2014, 3:55pm UTC](https://www.ruby-forum.com/t/schema-del-db-rails-2/238634/1 "2014-01-21T15:55:05Z")

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esiste una gemma o un qualche comando per avere la struttura del db in  
formato xlm?  
Si tratta di un progetto rails 2

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**Author:** ![miclab](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/m/a3d4f5/32.png) [@miclab](https://www.ruby-forum.com/u/miclab)\
**Post date:** [January 21, 2014, 4:38pm UTC](https://www.ruby-forum.com/t/schema-del-db-rails-2/238634/2 "2014-01-21T16:38:27Z")

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Xlm o xml?

On Tue, Jan 21, 2014 at 3:55 PM, Michele C. [removed\_email\_address@domain.invalid](mailto:removed_email_address@domain.invalid)

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**Author:** ![miclab](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/m/a3d4f5/32.png) [@miclab](https://www.ruby-forum.com/u/miclab)\
**Post date:** [January 22, 2014, 8:32am UTC](https://www.ruby-forum.com/t/schema-del-db-rails-2/238634/3 "2014-01-22T08:32:53Z")

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xml (ma va bene anche un csv o uml)

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**Author:** ![miclab](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/m/a3d4f5/32.png) [@miclab](https://www.ruby-forum.com/u/miclab)\
**Post date:** [January 22, 2014, 10:00am UTC](https://www.ruby-forum.com/t/schema-del-db-rails-2/238634/4 "2014-01-22T10:00:05Z")

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Ciao Michele,

qualora il database dovesse essere MySql, potresti provare con il  
sempreverde mysqldump:

mysqldump -u db\_username -p --no-data db\_name \> schema.sql

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**Author:** ![miclab](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/m/a3d4f5/32.png) [@miclab](https://www.ruby-forum.com/u/miclab)\
**Post date:** [January 22, 2014, 10:01am UTC](https://www.ruby-forum.com/t/schema-del-db-rails-2/238634/5 "2014-01-22T10:01:34Z")

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mi ero dimenticato dell’XML:

[http://dev.mysql.com/doc/refman/5.1/en/mysqldump.html#option\_mysqldump\_xml](http://dev.mysql.com/doc/refman/5.1/en/mysqldump.html#option_mysqldump_xml)

mysqldump -u db\_username -p --no-data --xml db\_name \> schema.sql