(iotdb) branch master updated: Avoid eager aggregation type coverage checks on first query (#18915)

[jiangtian]

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jt2594838 pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/iotdb.git


The following commit(s) were added to refs/heads/master by this push:
     new f709ef52ff5 Avoid eager aggregation type coverage checks on first 
query (#18915)
f709ef52ff5 is described below

commit f709ef52ff57f7084d988cd0091ef4f9d9e2d2aa
Author: Hongzhi Gao <761417...@qq.com>
AuthorDate: Tue Oct 20 11:42:23 2026 +0800

    Avoid eager aggregation type coverage checks on first query (#18915)
    
    * Avoid eager aggregation type coverage checks on first query
    
    * Remove aggregation initialization comment
---
 .../src/main/java/org/apache/iotdb/db/utils/TypeServices.java  |  9 ---------
 .../test/java/org/apache/iotdb/db/utils/TypeServicesTest.java  | 10 ++++++++++
 2 files changed, 10 insertions(+), 9 deletions(-)

diff --git 
a/iotdb-core/datanode/src/main/java/org/apache/iotdb/db/utils/TypeServices.java 
b/iotdb-core/datanode/src/main/java/org/apache/iotdb/db/utils/TypeServices.java
index 25e75046ea6..d44ef10bf47 100644
--- 
a/iotdb-core/datanode/src/main/java/org/apache/iotdb/db/utils/TypeServices.java
+++ 
b/iotdb-core/datanode/src/main/java/org/apache/iotdb/db/utils/TypeServices.java
@@ -1458,15 +1458,6 @@ public class TypeServices {
                   };
             };
 
-    static {
-      EXTREME_VALUE_ACCUMULATOR_STRATEGY_SERVICE.check();
-      TIME_VALUE_ACCUMULATOR_STRATEGY_SERVICE.check();
-      MAX_MIN_BY_ACCUMULATOR_STRATEGY_SERVICE.check();
-      EVENT_WINDOW_MANAGER_PROVIDER_SERVICE.check();
-      OUTPUT_COLUMN_SIZE_PER_LINE_SERVICE.check();
-      MODE_ACCUMULATOR_PROVIDER_SERVICE.check();
-    }
-
     private Aggregation() {
       // Utility class
     }
diff --git 
a/iotdb-core/datanode/src/test/java/org/apache/iotdb/db/utils/TypeServicesTest.java
 
b/iotdb-core/datanode/src/test/java/org/apache/iotdb/db/utils/TypeServicesTest.java
index 6afb127905b..708ee48d49f 100644
--- 
a/iotdb-core/datanode/src/test/java/org/apache/iotdb/db/utils/TypeServicesTest.java
+++ 
b/iotdb-core/datanode/src/test/java/org/apache/iotdb/db/utils/TypeServicesTest.java
@@ -53,6 +53,16 @@ import static org.junit.Assert.assertTrue;
 
 public class TypeServicesTest {
 
+  @Test
+  public void testAggregationServicesCoverAllTypes() {
+    
TypeServices.Aggregation.EXTREME_VALUE_ACCUMULATOR_STRATEGY_SERVICE.check();
+    TypeServices.Aggregation.TIME_VALUE_ACCUMULATOR_STRATEGY_SERVICE.check();
+    TypeServices.Aggregation.MAX_MIN_BY_ACCUMULATOR_STRATEGY_SERVICE.check();
+    TypeServices.Aggregation.EVENT_WINDOW_MANAGER_PROVIDER_SERVICE.check();
+    TypeServices.Aggregation.OUTPUT_COLUMN_SIZE_PER_LINE_SERVICE.check();
+    TypeServices.Aggregation.MODE_ACCUMULATOR_PROVIDER_SERVICE.check();
+  }
+
   @Test
   public void testTabletBinarySerializationMatchesLegacyFormat() throws 
IOException {
     Binary[] values = {