ZephyrYWZhou opened a new pull request, #17311:
URL: https://github.com/apache/iceberg/pull/17311

   ## What changes were proposed in this pull request?
   
   The [Implementation Status](https://iceberg.apache.org/status/) page 
(`site/docs/status.md`) only broke down **Table Maintenance / Update / Read / 
Write Operations** and **Catalog operations** into `Table Spec V1` and `Table 
Spec V2` sections. There was no `V3` section anywhere, even though Table Spec 
V3 (deletion vectors, row lineage, etc.) is ratified.
   
   This PR adds the missing `Table Spec V3` subsections so the status page 
reflects the current spec version. Closes #17308.
   
   ## How were the values determined?
   
   V3 is a superset of V2, so:
   
   - **Table Maintenance**, **Table Update**, and all **Catalog** operation 
tables mirror their V2 counterparts — these operations are 
format-version-agnostic.
   - **Table Read** and **Table Write** V3 tables replace the V2 *position 
delete* rows with **deletion vector** rows (V3 replaces position delete files 
with deletion vectors), carrying forward each language's existing support value:
     - `Plan with position deletes` → `Plan with deletion vectors`
     - `Read with position deletes` → `Read with deletion vectors`
     - `Write position deletes` → `Write deletion vectors`
   
   The Java column is anchored to the current implementation (full V3 support 
including deletion vectors and row lineage). The other languages carry forward 
their V2 values as a starting point.
   
   > Note to reviewers / language maintainers: please correct any per-language 
V3 cell that does not match your implementation's current status — this follows 
the same incremental, per-language correction pattern the page already uses.
   
   ## Documentation change only
   
   No code changes; this only edits `site/docs/status.md`.
   


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