Rafferty97 commented on code in PR #11181:
URL: https://github.com/apache/arrow-rs/pull/11181#discussion_r4240151640
##########
arrow-json/src/reader/mod.rs:
##########
@@ -4381,4 +4381,68 @@ mod tests {
let err = read(false);
assert!(err.contains("returned 0 values for 1 rows"), "{err}");
}
+
+ #[test]
+ fn test_scalar_promoted_to_list() {
+ let buf = r#"{"a": 1}
Review Comment:
@alamb I still hold my original opinion, that it is better to remove the
"scalar-to-list" promotion from schema inference rather than add it to the JSON
reader. But either option is an improvement to the status quo, i.e. schema
inference that disagrees with the reader itself.
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