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
##########
@@ -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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