jayzhan211 commented on issue #11746:
URL: https://github.com/apache/datafusion/issues/11746#issuecomment-2277289669
```
statement error DataFusion error: This feature is not implemented:
Unsupported CAST from List\(Field \{ name: "item", data_type: Struct\(\[Field
\{ name: "name", data_type: Utf8, nullable: true, dict_id: 0, dict_is_ordered:
false, metadata: \{\} \}, Field \{ name: "info", data_type: Struct\(\[Field \{
name: "color", data_type: Utf8, nullable: true, dict_id: 0, dict_is_ordered:
false, metadata: \{\} \}, Field \{ name: "size", data_type: Int64, nullable:
true, dict_id: 0, dict_is_ordered: false, metadata: \{\} \}\]\), nullable:
true, dict_id: 0, dict_is_ordered: false, metadata: \{\} \}\]\), nullable:
true, dict_id: 0, dict_is_ordered: false, metadata: \{\} \}\) to
Struct\(\[Field \{ name: "name", data_type: Utf8, nullable: true, dict_id: 0,
dict_is_ordered: false, metadata: \{\} \}, Field \{ name: "info", data_type:
List\(Field \{ name: "item", data_type: Struct\(\[Field \{ name: "color",
data_type: Utf8, nullable: true, dict_id: 0, dict_is_ordered: false, metadata:
\{\} \}, Field
\{ name: "size", data_type: Int32, nullable: true, dict_id: 0,
dict_is_ordered: false, metadata: \{\} \}\]\), nullable: true, dict_id: 0,
dict_is_ordered: false, metadata: \{\} \}\), nullable: true, dict_id: 0,
dict_is_ordered: false, metadata: \{\} \}\]\)
create table t (s struct<name varchar, info struct<color varchar, size
int>>[]) as values
(
[
{'name': 'n1', 'info': {'color': 'r', 'size': 1}},
{'name': 'n2', 'info': {'color': 'b', 'size': 2}}
]
);
```
We need to support such syntax in sqlparser.
List of struct is tracked in
https://github.com/sqlparser-rs/sqlparser-rs/pull/1372/files
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