alamb commented on code in PR #17796:
URL: https://github.com/apache/datafusion/pull/17796#discussion_r2388091218
##########
datafusion/core/src/datasource/file_format/csv.rs:
##########
@@ -470,6 +471,59 @@ mod tests {
Ok(())
}
+ #[tokio::test]
+ async fn test_infer_schema_stream_null_chunks() -> Result<()> {
+ let session_ctx = SessionContext::new();
+ let state = session_ctx.state();
+
+ // a stream where each line is read as a separate chunk,
+ // data type for each chunk is inferred separately.
+ // +----+-----+----+
Review Comment:
thank you for these comments
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