gary-cloud opened a new pull request, #776:
URL: https://github.com/apache/incubator-graphar/pull/776

   ### Reason for this PR
   
   Provide a minimal GraphAr reader extension for Kuzu to enable direct 
`LOAD`/`COPY` of GraphAr datasets (tracks: GraphAr #679 ). Branch: 
`https://github.com/gary-cloud/kuzu/tree/graphar-extension`.
   
   ### What changes are included in this PR?
   
   * Extension layer parsing GraphAr YAML and mapping GraphAr columns → Kuzu 
types via Arrow/GraphAr C++ SDKs.
   * Parallel Arrow `RecordBatch` readers converting batches into Kuzu 
node/edge insert streams.
   * `file_format="graphar"` support for `LOAD`/`COPY`.
   * Demo + minimal example ingesting an LDBC GraphAr sample.
   
   ### Are these changes tested?
   
   Yes
   
   ### Are there any user-facing changes?
   
   * Additive: users can `LOAD`/`COPY` GraphAr files using 
`file_format="graphar"` and `table_name`.
   * No changes to Kuzu core public APIs.
   


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