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new 2338d45 Update docs with read.split.metadata-target-size property
(#883)
2338d45 is described below
commit 2338d458be1952f1613ff4bc2bc535b7dc0d47ce
Author: jun-he <[email protected]>
AuthorDate: Tue Mar 31 07:23:12 2020 -0700
Update docs with read.split.metadata-target-size property (#883)
---
site/docs/configuration.md | 13 +++++++------
1 file changed, 7 insertions(+), 6 deletions(-)
diff --git a/site/docs/configuration.md b/site/docs/configuration.md
index 14d3b35..874b0e3 100644
--- a/site/docs/configuration.md
+++ b/site/docs/configuration.md
@@ -23,11 +23,12 @@ Iceberg tables support table properties to configure table
behavior, like the de
### Read properties
-| Property | Default | Description
|
-| ---------------------------- | ------------------ |
------------------------------------------------------ |
-| read.split.target-size | 134217728 (128 MB) | Target size when
combining input splits |
-| read.split.planning-lookback | 10 | Number of bins to
consider when combining input splits |
-| read.split.open-file-cost | 4194304 (4 MB) | The estimated cost to
open a file, used as a minimum weight when combining splits. |
+| Property | Default | Description
|
+| --------------------------------- | ------------------ |
------------------------------------------------------ |
+| read.split.target-size | 134217728 (128 MB) | Target size when
combining data input splits |
+| read.split.metadata-target-size | 33554432 (32 MB) | Target size when
combining metadata input splits |
+| read.split.planning-lookback | 10 | Number of bins to
consider when combining input splits |
+| read.split.open-file-cost | 4194304 (4 MB) | The estimated cost
to open a file, used as a minimum weight when combining splits. |
### Write properties
@@ -91,7 +92,7 @@ spark.read
| --------------- | --------------------- |
-----------------------------------------------------------------------------------------
|
| 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 |
+| 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 |
