Thank You very much - now everything is clear:)
Cheers,
Rafael

Alexander Klimetschek pisze:
No, you should not remove this folder, as the list of subfolders under
"workspaces/" (or what is configured under Workspaces.rootPath in
repository.xml) is used by Jackrabbit as what are the existing
workspaces. Each workspace folder also contains the workspace.xml,
which defines the configuration for that workspace. (The workspace.xml
is created from the Workspace element in repository.xml, which only
acts as a template for new workspaces. To change the configuration of
existing workspaces, you will always have to modify the workspace.xml)

The lucene index can be deleted, it will be re-created upon next start
of Jackrabbit (which can take some time, depending on the amount of
data in the repository).

Regards,
Alex

On Fri, Oct 10, 2008 at 1:44 PM, RafalJanik <[EMAIL PROTECTED]> wrote:
Thank  You:)
I understand how DataStore works. Important thing for was what exactly is in
 [workspaces/WORKSPACE_NAME/index]
and  I've found it and second thing - is workspace important and necessary,
e.g. what will happen when I remove this folder -
will db or repository have any problems. I've done it and everything seems
to be ok - it's why i've asked about workspaces and db.

Alexander Klimetschek pisze:
Basically all data (JCR nodes and properties) is stored in the
PersistenceManager, eg. the mysql db in your case. The FileSystem is
only used if the persistence manager uses it, which is not the case
for the (recommended) bundle db persistence managers. The Lucene
search index always uses the filesystem
(workspaces/WORKSPACE_NAME/index). The datastore is used for large
binary properties (eg. files stored as nt:file in the repo), which are
faster when stored separately from smaller properties and on the
filesystem than in a database (and it avoids duplicates, see
http://wiki.apache.org/jackrabbit/DataStore).

Regards,
Alex

On Fri, Oct 10, 2008 at 12:44 PM, RafalJanik <[EMAIL PROTECTED]> wrote:

Hi, I'm trying to understand how JacRabbit works...
In my repository.xml I have <datastore> <persistanceManager> with mysql.
In datastore there is sended date which size is lower then 100.
I know that in MySQL db JackRabbit creates four tables for workspace, but
when add nodes with the same properties only the workspace in filesystem
is
changing and tables in mysqldb. My question is what exactly is putting
into
db and what into filesystem after adding a new node? Is workspace
filesystem
only working copy of part of data stored in db? How works connections
between datastore and db?

Cheers,

Rafael










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