mqy commented on a change in pull request #9025:
URL: https://github.com/apache/arrow/pull/9025#discussion_r550113231
##########
File path: rust/arrow/src/util/integration_util.rs
##########
@@ -60,13 +60,22 @@ pub struct ArrowJsonField {
impl From<&Field> for ArrowJsonField {
fn from(field: &Field) -> Self {
+ let mut metadata_value = None;
+ if let Some(kv_list) = field.metadata() {
+ let mut json_map = VMap::new();
+ for (k, v) in kv_list {
+ json_map.insert(k.clone(), Value::String(v.clone()));
+ }
+ metadata_value = Some(Value::Object(json_map));
+ }
+
Self {
name: field.name().to_string(),
field_type: field.data_type().to_json(),
nullable: field.is_nullable(),
children: vec![],
- dictionary: None, // TODO: not enough info
- metadata: None, // TODO(ARROW-10259)
+ dictionary: None, // TODO: not enough info
+ metadata: metadata_value, // TODO(ARROW-10259): metadata is not
used.
Review comment:
done
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