When it starts getting complex, I usually move to SolrJ. You say you're loading documents, so I assume Tika is in the mix too.
Here's a blog on the topic so you an see how to get started... https://lucidworks.com/post/indexing-with-solrj/ Best, Erick On Wed, Sep 18, 2019 at 2:56 PM Jörn Franke <jornfra...@gmail.com> wrote: > > Hi, > > I load a set of documents. Based on these documents some logic needs to be > applied to split them into chapters (this is done). One whole document is > loaded as a parent. Chapters of the whole document + metadata should be > loaded as child documents of this parent. > I want to now collect information on how this can be done: > * Use a custom loader - this is possible and works > * Use DIH and extract the chapters in a ScriptTransformer and add them as > child documents there. However, the scripttransformer receives as input > only a HashMap and while it works to transform field values etc. It does > not seem possible to add childdocuments within the DIH scripttransformer. I > tried adding a JavaArray with SolrInputDocuments, but this does not seem to > work. I see in debug/verbose mode that indeed the transformer adds them to > the HashMap correctly, but they don't end up in the document. Maybe here it > could be possible somehow via nested entities? > * Use DIH+ an UpdateProcessor (Script): there i get the SolrInputDocument > as a parameter and it seems feasible to extract chapters and add them as > child documents. > > thank you. > > best regards
