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Core: Serialize statistics files in TableMetadata #5799

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findepi
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@findepi findepi commented Sep 19, 2022

TableMetadataParser.toJson now serializes table statistics. This
completes the read path from JSON.

Extracted from #4741 / #5794

@github-actions github-actions bot added the core label Sep 19, 2022
`TableMetadataParser.toJson` now serializes table statistics. This
completes the read path from JSON.
@findepi findepi force-pushed the findepi/serialize-statistics-inside-table-metadata-c68a78 branch from 0f66f3e to fca6101 Compare September 19, 2022 18:44
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findepi commented Sep 19, 2022

@rdblue this should be ready to review

@@ -225,6 +226,12 @@ public static void toJson(TableMetadata metadata, JsonGenerator generator) throw
}
generator.writeEndArray();

generator.writeArrayFieldStart(STATISTICS);
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Can you also add deserialization? Generally when we update a parser we want to update both.

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Deserialization already exists.

statisticsFiles = statisticsFilesFromJson(node.get(STATISTICS));

Was added in #5450

The fact serialization was not covered was an omission.

@findepi findepi requested a review from rdblue September 20, 2022 07:15
@rdblue rdblue changed the title Serialize statistics inside Table Metadata Core: Serialize statistics files in TableMetadata Sep 21, 2022
@rdblue rdblue merged commit d1befd9 into apache:master Sep 21, 2022
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rdblue commented Sep 21, 2022

Thanks, @findepi!

@findepi findepi deleted the findepi/serialize-statistics-inside-table-metadata-c68a78 branch September 21, 2022 10:31
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findepi commented Sep 21, 2022

thanks for the merge @rdblue !

sunchao pushed a commit to sunchao/iceberg that referenced this pull request May 10, 2023
…he#894)

* Core: Serialize statistics files in TableMetadata (apache#5799)

(cherry picked from commit d1befd9)

* Add DR support of V2 tables without delete date files

Co-authored-by: Piotr Findeisen <piotr.findeisen@gmail.com>
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3 participants