ferhatelmas commented on code in PR #1871:
URL: https://github.com/apache/iceberg-go/pull/1871#discussion_r3848031729
##########
table/snapshots.go:
##########
@@ -272,9 +272,27 @@ type Snapshot struct {
func (s *Snapshot) UnmarshalJSON(data []byte) error {
type Alias Snapshot
var next Alias
- if err := json.Unmarshal(data, &next); err != nil {
+ // snapshot-id and timestamp-ms are required by the spec for every
format
+ // version. Decode them through pointers so an absent or null field
stays
+ // distinguishable from an explicit zero, which would otherwise be
accepted
+ // as a valid identity or as the Unix epoch.
+ aux := struct {
+ SnapshotID *int64 `json:"snapshot-id"`
+ TimestampMs *int64 `json:"timestamp-ms"`
Review Comment:
similar problem exists in other types (`SnapshotLogEntry`,
`MetadataLogEntry`, etc.) as well
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