Jefffrey commented on code in PR #19235:
URL: https://github.com/apache/datafusion/pull/19235#discussion_r2610506181
##########
datafusion/spark/src/function/math/hex.rs:
##########
@@ -52,8 +54,33 @@ impl Default for SparkHex {
impl SparkHex {
pub fn new() -> Self {
+ let int64 = Coercion::new_implicit(
+ TypeSignatureClass::Native(logical_int64()),
+ vec![TypeSignatureClass::Integer, TypeSignatureClass::Numeric],
+ NativeType::Int64,
+ );
+ let string = Coercion::new_implicit(
+ TypeSignatureClass::Native(logical_string()),
+ vec![TypeSignatureClass::Native(logical_string())],
+ NativeType::String,
+ );
+ let binary = Coercion::new_implicit(
+ TypeSignatureClass::Native(logical_binary()),
+ vec![TypeSignatureClass::Binary],
Review Comment:
Actually this signature can just be:
```rust
Coercion::new_exact(TypeSignatureClass::Binary);
```
It seems the implementation can already handle FixedSizeBinary's so theres
no need to cast those to Binary/LargeBinary type 🤔
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