zeapo commented on a change in pull request #7309:
URL: https://github.com/apache/arrow/pull/7309#discussion_r434824558
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File path: rust/arrow/src/json/reader.rs
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@@ -157,9 +156,26 @@ fn generate_schema(spec: HashMap<String,
HashSet<DataType>>) -> Result<Arc<Schem
/// `max_read_records` controlling the maximum number of records to read.
///
/// If `max_read_records` is not set, the whole file is read to infer its
field types.
-fn infer_json_schema(file: File, max_read_records: Option<usize>) ->
Result<Arc<Schema>> {
+pub fn infer_json_schema_from_seekable<R: Read + Seek>(
Review comment:
Updated with additional examples and other tests at the end. could you
please check
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