rdblue commented on code in PR #12580:
URL: https://github.com/apache/iceberg/pull/12580#discussion_r2005935738
##########
format/spec.md:
##########
@@ -700,18 +697,18 @@ The `first_row_id` is only inherited for added data
files. The inherited value m
A snapshot consists of the following fields:
-| v1 | v2 | v3 | Field |
Description
|
-| ---------- | ----------
|------------|------------------------------|------------------------------------------------------------------------------------------------------------------------------------|
-| _required_ | _required_ | _required_ | **`snapshot-id`** | A
unique long ID
|
-| _optional_ | _optional_ | _optional_ | **`parent-snapshot-id`** | The
snapshot ID of the snapshot's parent. Omitted for any snapshot with no parent
|
-| | _required_ | _required_ | **`sequence-number`** | A
monotonically increasing long that tracks the order of changes to a table
|
-| _required_ | _required_ | _required_ | **`timestamp-ms`** | A
timestamp when the snapshot was created, used for garbage collection and table
inspection |
-| _optional_ | _required_ | _required_ | **`manifest-list`** | The
location of a manifest list for this snapshot that tracks manifest files with
additional metadata |
-| _optional_ | | | **`manifests`** | A list
of manifest file locations. Must be omitted if `manifest-list` is present
|
-| _optional_ | _required_ | _required_ | **`summary`** | A
string map that summarizes the snapshot changes, including `operation` as a
_required_ field (see below) |
-| _optional_ | _optional_ | _optional_ | **`schema-id`** | ID of
the table's current schema when the snapshot was created
|
-| | | _optional_ | **`first-row-id`** | The
first `_row_id` assigned to the first row in the first data file in the first
manifest, see [Row Lineage](#row-lineage) |
-| | | _optional_ | **`added-rows`** | Sum of
the [`added_rows_count`](#manifest-lists) from all manifests added in this
snapshot. Required if [Row Lineage](#row-lineage) is enabled |
+| v1 | v2 | v3 | Field |
Description
|
+| ---------- | ----------
|------------|------------------------------|----------------------------------------------------------------------------------------------------------------------------------|
+| _required_ | _required_ | _required_ | **`snapshot-id`** | A
unique long ID
|
+| _optional_ | _optional_ | _optional_ | **`parent-snapshot-id`** | The
snapshot ID of the snapshot's parent. Omitted for any snapshot with no parent
|
+| | _required_ | _required_ | **`sequence-number`** | A
monotonically increasing long that tracks the order of changes to a table
|
+| _required_ | _required_ | _required_ | **`timestamp-ms`** | A
timestamp when the snapshot was created, used for garbage collection and table
inspection |
+| _optional_ | _required_ | _required_ | **`manifest-list`** | The
location of a manifest list for this snapshot that tracks manifest files with
additional metadata |
+| _optional_ | | | **`manifests`** | A list
of manifest file locations. Must be omitted if `manifest-list` is present
|
+| _optional_ | _required_ | _required_ | **`summary`** | A
string map that summarizes the snapshot changes, including `operation` as a
_required_ field (see below) |
+| _optional_ | _optional_ | _optional_ | **`schema-id`** | ID of
the table's current schema when the snapshot was created
|
+| | | _optional_ | **`first-row-id`** | The
first `_row_id` assigned to the first row in the first data file in the first
manifest, see [Row Lineage](#row-lineage) |
Review Comment:
This should be required as well in v3.
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