paleolimbot commented on PR #18243:
URL: https://github.com/apache/datafusion/pull/18243#issuecomment-3598860546
@batmnnn I see
```
error[E0599]: no method named `into_nullable_field_ref` found for enum
`arrow::datatypes::DataType` in the current scope
--> datafusion/sql/src/expr/identifier.rs:48:38
|
48 | .map(|ty| ty.into_nullable_field_ref())
| ^^^^^^^^^^^^^^^^^^^^^^^
|
::: /__w/datafusion/datafusion/datafusion/common/src/datatype.rs:51:8
|
51 | fn into_nullable_field_ref(self) -> FieldRef;
| ----------------------- the method is available for
`arrow::datatypes::DataType` here
|
= help: items from traits can only be used if the trait is in scope
help: trait `DataTypeExt` which provides `into_nullable_field_ref` is
implemented but not in scope; perhaps you want to import it
|
18 + use datafusion_common::datatype::DataTypeExt;
|
help: there is a method `into_nullable_field` with a similar name
|
48 - .map(|ty| ty.into_nullable_field_ref())
48 + .map(|ty| ty.into_nullable_field())
|
error[E0599]: no method named `into_nullable_field_ref` found for enum
`arrow::datatypes::DataType` in the current scope
--> datafusion/sql/src/expr/identifier.rs:125:38
|
125 | .map(|ty| ty.into_nullable_field_ref())
| ^^^^^^^^^^^^^^^^^^^^^^^
|
::: /__w/datafusion/datafusion/datafusion/common/src/datatype.rs:51:8
|
51 | fn into_nullable_field_ref(self) -> FieldRef;
| ----------------------- the method is available for
`arrow::datatypes::DataType` here
|
= help: items from traits can only be used if the trait is in scope
help: trait `DataTypeExt` which provides `into_nullable_field_ref` is
implemented but not in scope; perhaps you want to import it
|
18 + use datafusion_common::datatype::DataTypeExt;
|
help: there is a method `into_nullable_field` with a similar name
|
125 - .map(|ty| ty.into_nullable_field_ref())
125 + .map(|ty| ty.into_nullable_field())
|
```
I think the suggestion `use datafusion_common::datatype::DataTypeExt;` will
get you there 🙂 . It is also worth running `cargo test` locally (or `cargo test
-p datafusion-expr` for a smaller subset of those tests) to ensure crate
compiles and the tests run!
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