This is an automated email from the ASF dual-hosted git repository.
nastra pushed a commit to branch main
in repository https://gitbox.apache.org/repos/asf/iceberg.git
The following commit(s) were added to refs/heads/main by this push:
new 76cb2781d6 Spec: Track avg_value_size_in_bytes for Geo types (#17313)
76cb2781d6 is described below
commit 76cb2781d61fd11d19f9ac1faa8f7aeefd652e29
Author: Eduard Tudenhoefner <[email protected]>
AuthorDate: Thu Jul 30 09:17:25 2026 +0200
Spec: Track avg_value_size_in_bytes for Geo types (#17313)
https://github.com/apache/iceberg/commit/100d0621b95fef392edd6c2f9ebd813b21685946
updated content stats to also include avg_value_size_in_bytes for Geo types.
This makes sure to properly reflect this in the Spec
---
format/spec.md | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/format/spec.md b/format/spec.md
index be28a6c5f0..ebb0125989 100644
--- a/format/spec.md
+++ b/format/spec.md
@@ -822,7 +822,7 @@ Each stats struct holds statistics for one table field. It
may contain the follo
| _optional_ | 4 | `value_count` | `long`
| all | Number of values in the
column (including null and NaN values) |
| _optional_ | 5 | `null_value_count` | `long`
| optional fields | Number of null values in the
column |
| _optional_ | 6 | `nan_value_count` | `long`
| `float`, `double` | Number of NaN values in the
column |
-| _optional_ | 7 | `avg_value_size_in_bytes` | `int`
| `string`, `binary`, `variant` | Avg value size in memory
(uncompressed) in bytes over non-null values to estimate memory consumption |
+| _optional_ | 7 | `avg_value_size_in_bytes` | `int`
| `string`, `binary`, `variant`, `geometry`, `geography` | Avg value size in
memory (uncompressed) in bytes over non-null values to estimate memory
consumption |
For example, stats for a `required` `int` field named `id` with field-id `2`
are stored using:
@@ -879,7 +879,8 @@ For example, stats for an optional `geometry` field named
`location` with field-
}
10_804: optional long value_count;
10_805: optional long null_value_count;
- // tight_bounds, nan_value_count, avg_value_size_in_bytes are omitted for
geo types
+ 10_807: optional int avg_value_size_in_bytes;
+ // tight_bounds and nan_value_count are omitted for geo types
}
```
