This is an automated email from the ASF dual-hosted git repository. hongze pushed a commit to branch zhztheplayer-patch-2 in repository https://gitbox.apache.org/repos/asf/gluten.git
commit 61fea11b5b835f3e4efbdf07ef10e26e021b020d Author: Hongze Zhang <[email protected]> AuthorDate: Tue Mar 10 15:44:39 2026 +0000 Add IcebergDelta.md for Delta Lake feature support --- docs/get-started/IcebergDelta.md | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) diff --git a/docs/get-started/IcebergDelta.md b/docs/get-started/IcebergDelta.md new file mode 100644 index 0000000000..d8aefaabb5 --- /dev/null +++ b/docs/get-started/IcebergDelta.md @@ -0,0 +1,22 @@ +# Delta Lake Feature Support Status in Apache Gluten (Velox Backend, Spark 3.5) + +This document summarizes the current support status of **Delta Lake table features** when used with **Apache Gluten (Velox backend)** on **Apache Spark 3.5**. + +| Feature | Delta minWriterVersion | Delta minReaderVersion | Iceberg format-version | Feature type | Supported by Gluten (Velox) | +|---|---:|---:|---:|---|---| +| Basic functionality | 2 | 1 | 1 | Writer | Yes | +| CHECK constraints | 3 | 1 | N/A | Writer | Yes | +| Change data feed | 4 | 1 | N/A | Writer | Yes | +| Generated columns | 4 | 1 | N/A | Writer | Partial | +| Column mapping | 5 | 2 | N/A | Reader and writer | Yes | +| Identity columns | 6 | 1 | N/A | Writer | Yes | +| Row tracking | 7 | 1 | 3 | Writer | Partial | +| Deletion vectors | 7 | 3 | 3 | Reader and writer | Partial | +| TimestampNTZ | 7 | 3 | 1 | Reader and writer | Yes | +| Liquid clustering | 7 | 3 | 1 | Reader and writer | Yes | +| Iceberg readers (UniForm) | 7 | 2 | N/A | Writer | Yes | +| Type widening | 7 | 3 | N/A | Reader and writer | Partial | +| Variant | 7 | 3 | 3 | Reader and writer | Not tested | +| Variant shredding | 7 | 3 | 3 | Reader and writer | Not tested | +| Collations | 7 | 3 | N/A | Reader and writer | Not tested | +| Protected checkpoints | 7 | 1 | N/A | Writer | Not tested | --------------------------------------------------------------------- To unsubscribe, e-mail: [email protected] For additional commands, e-mail: [email protected]
