(paimon) branch master updated: [spark] Avoid serializing known splits in read builder (#8050)

[lzljs3620320]

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JingsongLi pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/paimon.git


The following commit(s) were added to refs/heads/master by this push:
     new 3336f14dcb [spark] Avoid serializing known splits in read builder 
(#8050)
3336f14dcb is described below

commit 3336f14dcb5f6f6ab74578ecac21e27398fc6a4e
Author: Liurnly <masterwan...@gmail.com>
AuthorDate: Sun May 31 22:51:23 2026 +0800

    [spark] Avoid serializing known splits in read builder (#8050)
---
 .../src/main/java/org/apache/paimon/table/KnownSplitsTable.java  | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git 
a/paimon-core/src/main/java/org/apache/paimon/table/KnownSplitsTable.java 
b/paimon-core/src/main/java/org/apache/paimon/table/KnownSplitsTable.java
index d76a6d700c..64b1952d1e 100644
--- a/paimon-core/src/main/java/org/apache/paimon/table/KnownSplitsTable.java
+++ b/paimon-core/src/main/java/org/apache/paimon/table/KnownSplitsTable.java
@@ -21,6 +21,7 @@ package org.apache.paimon.table;
 import org.apache.paimon.fs.FileIO;
 import org.apache.paimon.table.source.InnerTableRead;
 import org.apache.paimon.table.source.InnerTableScan;
+import org.apache.paimon.table.source.ReadBuilder;
 import org.apache.paimon.table.source.Split;
 import org.apache.paimon.types.RowType;
 
@@ -48,6 +49,14 @@ public class KnownSplitsTable implements ReadonlyTable {
         return splits;
     }
 
+    @Override
+    public ReadBuilder newReadBuilder() {
+        // ReadonlyTable's default implementation creates 
ReadBuilderImpl(this), which makes the
+        // ReadBuilder capture this KnownSplitsTable. ReadBuilder should not 
carry all splits, so
+        // delegate to origin.
+        return origin.newReadBuilder();
+    }
+
     @Override
     public String name() {
         return origin.name();