Changes between Version 21 and Version 22 of metadatachanges


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Timestamp:
Jan 16, 2012, 5:39:52 AM (12 years ago)
Author:
simonp
Comment:

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  • metadatachanges

    v21 v22  
    6161 * Just prior to the database channel being committed at the end of the 'Set Privileges' function, the listener on the database channel reads the privileges for the metadata record and commits any changes to the subversion repository.
    6262
    63 Note that the current transaction isolation setting for database connections from the apache database connection pool used in GeoNetwork is read-committed. The transaction level for these connections will need to be set to the more strict serialized transaction isolation level if metadata versioning is config'd on, so that changes made by one transaction to the record and its properties will not overlap with changes committed by another transaction. The transaction isolation level in GeoNetwork used to be serialized before version 2.6. GeoNetwork admins who configure the database pool through JNDI will need to be warned to set the transaction isolation level to serialized in the documentation if they want to use metadata versioning.
     63Note that the current transaction isolation setting for database connections from the apache database connection pool used in !GeoNetwork is read-committed. The transaction level for these connections will need to be set to the more strict serialized transaction isolation level if metadata versioning is config'd on, so that changes made by one transaction to the record and its properties will not overlap with changes committed by another transaction. Note: The transaction isolation level in !GeoNetwork used to be serialized before version 2.6. !GeoNetwork admins who configure the database pool through JNDI will need to be warned to set the transaction isolation level to serialized in the documentation if they want to use metadata versioning.
    6464
    6565The metadata properties are stored in the subversion repository as XML files. The typical structure of a directory for a metadata record in the repository consists of a directory (named after the id of the metadata record) which contains:
     
    271271== Risks ==
    272272
     273Risks?
     274
    273275== Participants ==
    274276 * Simon Pigot