Thank you Thomas, are there any recommendations on how to store the data? If yes, why? What are the advantages of having a almost 100% database storage? What are the advantages of storing anything into filesystem or why does it make sense to mix it?
Regards, simon > -----Ursprüngliche Nachricht----- > Von: Thomas Müller [mailto:[email protected]] > Gesendet: Dienstag, 19. Jänner 2010 17:16 > An: [email protected] > Cc: [email protected] > Betreff: Re: where does jackrabbit store it's data? > > Hi, > > Jackrabbit can store (almost) everything in a database, > everything on > the file system, or a mix. It's can't store the Lucene > index in a > database. See also: > http://wiki.apache.org/jackrabbit/ConfigurationOverview > > Regards, > Thomas > > > On Tue, Jan 19, 2010 at 5:09 PM, GUNACKER Simon > <[email protected]> wrote: > > hello Bertrand, > > > > thank you for your fast reply. > > > > The reason why I am asking is because we have been > using oracle's content db till now. > > It stores everything In database; binaries are stored > as BLOB's. > > > > I recently found jackrabbit and I was quite amazed. > > But my supervisor was asking me about how jackrabbit > saves it's data. > > I think he really likes everything being stored in > database and he wanted to know > > where jackrabbit stores its content. > > > > I said: I don't know - I think it's a mixture between > database and filesystem and he asked > > me about the advantages of this way. > > > > So, Bertrand what you are actually saying is that I > could actually use any storage I like serving as > backend?! > > Am I understanding you correct that nodes and > properties are stored in some database but file content > is stored in filesystem? > > Am I able to configure jackrabbit to store everything > at one place?! > > > > Regards, > > Simon > > > >> -----Ursprüngliche Nachricht----- > >> Von: Bertrand Delacretaz > >> [mailto:[email protected]] > >> Gesendet: Dienstag, 19. Jänner 2010 16:43 > >> An: [email protected] > >> Betreff: Re: where does jackrabbit store it's data? > >> > >> Hi, > >> > >> On Tue, Jan 19, 2010 at 4:24 PM, GUNACKER Simon > >> <[email protected]> wrote: > >> > ...Where does jackrabbit actually store it's > data?... > >> > >> Data storage is handled by persistence managers (for > >> the nodes and > >> properties) and if enabled by a file-based DataStore > >> for large > >> binaries. By default (IIRC) the standalone webapp's > >> persistence > >> manager is configured to use the Derby embedded > >> database for storage. > >> Other persistence managers are file-based, but > anyway > >> the storage > >> mechanism isn't visible, nor relevant, from the JCR > >> API's point of > >> view. > >> > >> See "persistence managers" in > >> http://jackrabbit.apache.org/frequently-asked- > >> questions.html, and > >> (optionally) > >> http://wiki.apache.org/jackrabbit/DataStore > >> > >> > ...what's the difference to > >> > using a 100% database solution?... > >> > >> In short, the JCR API provides high-level > functionality > >> for content > >> management that relational databases don't. The > >> http://wiki.apache.org/jackrabbit/JcrLinks page > >> provides links to a > >> series of articles that might be useful. > >> > >> -Bertrand > >> > > > >
