Use ArrayList to optimize executeBatch performance

apache · Nov 23, 2023 · 449404d · 449404d
1 parent 3aff42f
commit 449404d
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/...ore/src/main/java/org/apache/shardingsphere/driver/executor/batch/BatchExecutionUnit.java b/...ore/src/main/java/org/apache/shardingsphere/driver/executor/batch/BatchExecutionUnit.java
@@ -25,6 +25,7 @@
 import lombok.ToString;
 import org.apache.shardingsphere.infra.executor.sql.context.ExecutionUnit;
 
+import java.util.ArrayList;
 import java.util.Collections;
 import java.util.LinkedHashMap;
 import java.util.LinkedList;
@@ -66,7 +67,7 @@ public List<List<Object>> getParameterSets() {
         if (executionUnit.getSqlUnit().getParameters().isEmpty() || 0 == actualCallAddBatchTimes) {
             result.add(Collections.emptyList());
         } else {
-            result.addAll(Lists.partition(executionUnit.getSqlUnit().getParameters(), executionUnit.getSqlUnit().getParameters().size() / actualCallAddBatchTimes));
+            result.addAll(Lists.partition(new ArrayList<>(executionUnit.getSqlUnit().getParameters()), executionUnit.getSqlUnit().getParameters().size() / actualCallAddBatchTimes));
         }
         return result;
     }