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Native Second String extension: Scala-compatible similarities and phonetics #34

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Native Second String extension: Scala-compatible similarities and phonetics #34

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7 changes: 5 additions & 2 deletions examples/extensions/README.md
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Original file line number Diff line number Diff line change
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# Two native extensions on Sail
# Native extensions on Sail

For a design review, start at the shared
[Sail Extensions review request](../../docs/development/extensions/SAIL-EXTENSIONS-REVIEW-REQUEST.md).
Expand Down Expand Up @@ -36,6 +36,9 @@ separates the original findings, implemented corrections and remaining acceptanc
Python wheel through DataFusion FFI. Spark SQL, DataFrame expressions and
Apache Sedona's unmodified Connect helpers call them by name. Ordinary Sail
spatial joins evaluate those predicates.
- **[Second String](second-string/README.md):** sixteen native string similarity
and phonetic functions, plus configurable variants, preserving the Spark
Second String source semantics through a separate Arrow FFI wheel.
- **Nutmeg graph tables:** normal Sail relations with degree, triplet and bounded
walk helpers compiled into DataFusion joins/aggregations. This path runs on
workers with extensions disabled and constructs no CSR.
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inputs atomically, including every partition. Reads pin a graph revision and
stream results through DataFusion FFI.

Both packages have independent Cargo workspaces and no Sail engine dependency.
These packages have independent Cargo workspaces and no Sail engine dependency.
Nutmeg shares a small dependency-free memory-lease ABI definition with Sail.
The host and plugins use DataFusion 55.1.0 and Arrow 59.3.0. This is an experimental
Python bootstrap API with API/DataFusion/Arrow version checks, not a stable binary
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