marton-bod commented on a change in pull request #2329:
URL: https://github.com/apache/iceberg/pull/2329#discussion_r595104920
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File path:
hive-metastore/src/main/java/org/apache/iceberg/hive/HiveTableOperations.java
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@@ -296,6 +302,11 @@ private void setHmsTableParameters(String
newMetadataLocation, Table tbl, Map<St
parameters.remove(hive_metastoreConstants.META_TABLE_STORAGE);
}
+ // Set the basic statistics
+ parameters.put(StatsSetupConst.NUM_FILES,
summary.getOrDefault(SnapshotSummary.TOTAL_DATA_FILES_PROP, "0"));
+ parameters.put(StatsSetupConst.ROW_COUNT,
summary.getOrDefault(SnapshotSummary.TOTAL_RECORDS_PROP, "0"));
+ parameters.put(StatsSetupConst.TOTAL_SIZE,
summary.getOrDefault(SnapshotSummary.TOTAL_FILE_SIZE_PROP, "0"));
Review comment:
Indeed, with `"0"`, Hive treats it as unknown. It checks whether this
value is `<= 0` and if so, then launches the stat collection task.
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