coderfender commented on code in PR #1916:
URL:
https://github.com/apache/datafusion-ballista/pull/1916#discussion_r4100086090
##########
ballista/core/proto/ballista.proto:
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@@ -829,6 +829,12 @@ message FailedTask {
}
}
+message TaskColumnStats {
+ uint32 column = 1;
+ uint64 null_count = 2;
+ bytes hll_sketch = 3;
Review Comment:
Ah! Totally get the idea of encapsulating sketches. Let me get to it
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