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fix: Future truncated shards return duplicate results #26718

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fix: Future truncated shards return duplicate results #26718

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ec8a06e
fix: Future truncated shards return duplicate results
devanbenz Aug 21, 2025
f94f12a
feat: adjust testing
devanbenz Aug 21, 2025
8261e31
fix: Testing some changes locally, pushing them up to save them
devanbenz Aug 22, 2025
803fb1e
chore: Adjust comment
devanbenz Aug 22, 2025
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10 changes: 9 additions & 1 deletion services/meta/data.go
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Original file line number Diff line number Diff line change
Expand Up @@ -1438,13 +1438,21 @@ func (a ShardGroupInfos) Less(i, j int) bool {
return iEnd.Before(jEnd)
}

// Contains returns true iif StartTime ≤ t < EndTime.
// Contains returns true iif StartTime ≤ t < EndTime
// or if shard was Truncated and the StartTime == TruncatedAt.
func (sgi *ShardGroupInfo) Contains(t time.Time) bool {
if sgi.Truncated() && sgi.TruncatedAt.Equal(sgi.StartTime) {
return false
}
return !t.Before(sgi.StartTime) && t.Before(sgi.EndTime)
}

// Overlaps returns whether the shard group contains data for the time range between min and max
// or if shard was Truncated and the StartTime == TruncatedAt.
func (sgi *ShardGroupInfo) Overlaps(min, max time.Time) bool {
if sgi.Truncated() && sgi.TruncatedAt.Equal(sgi.StartTime) {
return false
}
return !sgi.StartTime.After(max) && sgi.EndTime.After(min)
}

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