2010YOUY01 commented on code in PR #18734:
URL: https://github.com/apache/datafusion/pull/18734#discussion_r2536194892
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datafusion/execution/src/memory_pool/mod.rs:
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@@ -503,6 +503,56 @@ pub fn human_readable_size(size: usize) -> String {
format!("{value:.1} {unit}")
}
+/// Present count in human-readable form with K, M, B, T suffixes
+pub fn human_readable_count(count: usize) -> String {
+ let count = count as u64;
+ let (value, unit) = {
+ if count >= 1_000_000_000_000 {
+ (count as f64 / 1_000_000_000_000.0, " T")
+ } else if count >= 1_000_000_000 {
+ (count as f64 / 1_000_000_000.0, " B")
+ } else if count >= 1_000_000 {
+ (count as f64 / 1_000_000.0, " M")
+ } else if count >= 1_000 {
+ (count as f64 / 1_000.0, " K")
+ } else {
+ return count.to_string();
+ }
+ };
+
+ // Format with appropriate precision
+ // For values >= 100, show 1 decimal place (e.g., 123.4 K)
+ // For values < 100, show 2 decimal places (e.g., 10.12 K)
+ if value >= 100.0 {
Review Comment:
Good point, let's leave it to an optional follow-up.
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