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Posted to issues@iceberg.apache.org by GitBox <gi...@apache.org> on 2020/07/21 17:26:49 UTC
[GitHub] [iceberg] sudssf commented on a change in pull request #1221: Spark: Fix estimateStatistics when called without filters
sudssf commented on a change in pull request #1221:
URL: https://github.com/apache/iceberg/pull/1221#discussion_r458266469
##########
File path: site/docs/configuration.md
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@@ -109,14 +110,14 @@ spark.read
.table("catalog.db.table")
```
-| Spark option | Default | Description |
-| --------------- | --------------------- | ----------------------------------------------------------------------------------------- |
-| snapshot-id | (latest) | Snapshot ID of the table snapshot to read |
-| as-of-timestamp | (latest) | A timestamp in milliseconds; the snapshot used will be the snapshot current at this time. |
-| split-size | As per table property | Overrides this table's read.split.target-size and read.split.metadata-target-size |
-| lookback | As per table property | Overrides this table's read.split.planning-lookback |
-| file-open-cost | As per table property | Overrides this table's read.split.open-file-cost |
-
+| Spark option | Default | Description |
+| -------------------------- | --------------------- | ----------------------------------------------------------------------------------------- |
+| snapshot-id | (latest) | Snapshot ID of the table snapshot to read |
+| as-of-timestamp | (latest) | A timestamp in milliseconds; the snapshot used will be the snapshot current at this time. |
+| split-size | As per table property | Overrides this table's read.split.target-size and read.split.metadata-target-size |
+| lookback | As per table property | Overrides this table's read.split.planning-lookback |
+| file-open-cost | As per table property | Overrides this table's read.split.open-file-cost |
+| use-approximate-statistics | As per table property | Overrides this table's read.spark.read.spark.use-approximate-statistics |
Review comment:
what if manifest size is still large after filters are applied? user may want to disable scanning entire manifest if not trying to broadcast table
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