zeroshade commented on code in PR #548:
URL: https://github.com/apache/iceberg-go/pull/548#discussion_r2307609862
##########
table/table.go:
##########
@@ -227,6 +228,45 @@ func (t Table) doCommit(ctx context.Context, updates
[]Update, reqs []Requiremen
return New(t.identifier, newMeta, newLoc, t.fsF, t.cat), nil
}
+// SnapshotAsOf finds the snapshot that was current as of or right before the
given timestamp.
+func (t Table) SnapshotAsOf(timestampMs int64, inclusive bool) *Snapshot {
+ entries := slices.Collect(t.metadata.SnapshotLogs())
+ for i := len(entries) - 1; i >= 0; i-- {
+ entry := entries[i]
+ if (inclusive && entry.TimestampMs <= timestampMs) ||
(!inclusive && entry.TimestampMs < timestampMs) {
+ return t.metadata.SnapshotByID(entry.SnapshotID)
+ }
+ }
+
+ return nil
+}
+
+// WithSnapshotAsOf creates a scan of the table as it existed at the given
timestamp.
+// Note: Cannot be combined with WithSnapshotID option - time travel
determines the snapshot.
+func (t Table) WithSnapshotAsOf(timestampMs int64, opts ...ScanOption) (*Scan,
error) {
Review Comment:
Would this make more sense as a `ScanOption` instead of a standalone
function?
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