[SPARK-47415][SQL] Add collation support for Levenshtein expression #46788
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What changes were proposed in this pull request?
Introduce collation support for
levenshtein
string expression (pass-through).Why are the changes needed?
Add collation support for Levenshtein expression in Spark.
Does this PR introduce any user-facing change?
Yes, users should now be able to use collated strings within arguments for string function: levenshtein.
How was this patch tested?
E2e sql tests.
Was this patch authored or co-authored using generative AI tooling?
No.