Fix iceberg PrefixColumnsSourcePage retained size

pettyjamesm · pettyjamesm · commit 42a58bea9714 · 2025-04-16T13:39:03.000-04:00
diff --git a/plugin/trino-iceberg/src/main/java/io/trino/plugin/iceberg/IcebergPageSourceProvider.java b/plugin/trino-iceberg/src/main/java/io/trino/plugin/iceberg/IcebergPageSourceProvider.java
@@ -1547,7 +1547,9 @@ public long getSizeInBytes()
         @Override
         public long getRetainedSizeInBytes()
         {
-            return sourcePage.getRetainedSizeInBytes();
+            return INSTANCE_SIZE +
+                    sizeOf(channels) +
+                    sourcePage.getRetainedSizeInBytes();
         }
 
         @Override

Original file line number	Diff line number	Diff line change
`@@ -1547,7 +1547,9 @@ public long getSizeInBytes()`
`1547`	`1547`	`@Override`
`1548`	`1548`	`public long getRetainedSizeInBytes()`
`1549`	`1549`	`{`
`1550`		`- return sourcePage.getRetainedSizeInBytes();`
	`1550`	`+ return INSTANCE_SIZE +`
	`1551`	`+ sizeOf(channels) +`
	`1552`	`+ sourcePage.getRetainedSizeInBytes();`
`1551`	`1553`	`}`
`1552`	`1554`
`1553`	`1555`	`@Override`