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Yes, that's explained here (also for .NET): http://developer.db4o.com/Resources/view.aspx/Reference/Tuning/Native_Query_Optimization Best.

Hello, I'm using Native Queries and I am very confused with the optimization process, because something like the following query can't be optimized:    Dim etiquetas3 As IList(Of Etiqueta) = BD.Contenedor.Query(Of Etiqueta)(AddressOf QueryEtiquetas)     Public Shared Function QueryEtiquetas(ByVal et As Etiqueta) As ...

Hi there,   I am building an application running on db4o 6.4.38.10595 and Java 1.6.02 and I encounter problems regarding Native Query optimization. I added a DiagnosticToConsole-listener which gives me the following error message: :: db4o 6.4.38.10595 Diagnostics ::  Native query not present. :: Native Query Optimizer could not be ...

Using db4o 6.4 for java, with single user .yap file or in-memory adapter (i.e., still no c/s).I do have the nqopt and bloat jars on the classpath in ant build file:   <property name=''thirdParty.lib.dir'' location=''${masterbuild.dir}/thirdParty/lib'' description=''dependencies jars'' />  <!-- OO database -->  ...