Make default

README.md

@@ -113,7 +113,7 @@ Default features:
 - `regex_expressions`: regular expression functions, such as `regexp_match`
 - `unicode_expressions`: Include unicode aware functions such as `character_length`
 - `unparser`: enables support to reverse LogicalPlans back into SQL
-- `recursive-protection`: uses [recursive](https://docs.rs/recursive/latest/recursive/) for stack overflow protection.
+- `recursive_protection`: uses [recursive](https://docs.rs/recursive/latest/recursive/) for stack overflow protection.
 
 Optional features:
 

datafusion/core/Cargo.toml

@@ -59,6 +59,7 @@ default = [
     "unicode_expressions",
     "compression",
     "parquet",
+    "recursive_protection",
 ]
 encoding_expressions = ["datafusion-functions/encoding_expressions"]
 # Used for testing ONLY: causes all values to hash to the same value (test for collisions)