db4otool 8.0.184.15484+dfsg2-3 (s390x binary) in ubuntu focal

 db4o is the open source object database that enables Java and .NET developers
 to store and retrieve any application object with only one line of code,
 eliminating the need to predefine or maintain a separate, rigid data model.
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 This package contains the Db4oTool utility, used to manipulate Db4o databases.