fix(flow):improve list API rt

server/odc-migrate/src/main/resources/migrate/common/V_4_2_4_5__add_flow_instance_index.sql

@@ -0,0 +1,44 @@
+/*
+ * Copyright (c) 2024 OceanBase.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+
+alter table `flow_instance` add index `flow_instance_parent_ins_id`(`parent_instance_id`);
+
+alter table `flow_instance_node_task` add index `flow_instance_node_task_flow_instance_id`(`flow_instance_id`);
+
+alter table `flow_instance` add index `flow_instance_parent_oid_ct_id`(`organization_id`,`create_time`,`id`);
+
+CREATE VIEW `list_flow_instance_view` AS
+select
+    `odc_metadb3`.`flow_instance`.`id` AS `id`,
+    `odc_metadb3`.`flow_instance`.`create_time` AS `create_time`,
+    `odc_metadb3`.`flow_instance`.`update_time` AS `update_time`,
+    `odc_metadb3`.`flow_instance`.`name` AS `name`,
+    `odc_metadb3`.`flow_instance`.`flow_config_id` AS `flow_config_id`,
+    `odc_metadb3`.`flow_instance`.`creator_id` AS `creator_id`,
+    `odc_metadb3`.`flow_instance`.`organization_id` AS `organization_id`,
+    `odc_metadb3`.`flow_instance`.`process_definition_id` AS `process_definition_id`,
+    `odc_metadb3`.`flow_instance`.`process_instance_id` AS `process_instance_id`,
+    `odc_metadb3`.`flow_instance`.`status` AS `status`,
+    `odc_metadb3`.`flow_instance`.`flow_config_snapshot_xml` AS `flow_config_snapshot_xml`,
+    `odc_metadb3`.`flow_instance`.`description` AS `description`,
+    `odc_metadb3`.`flow_instance`.`parent_instance_id` AS `parent_instance_id`,
+    `odc_metadb3`.`flow_instance`.`project_id` AS `project_id`,
+    `odc_metadb3`.`flow_instance_node_task`.`task_type` AS `task_type`
+from
+    (
+        `odc_metadb3`.`flow_instance` join `odc_metadb3`.`flow_instance_node_task` on  ( `odc_metadb3`.`flow_instance`.`id` = `odc_metadb3`.`flow_instance_node_task`.`flow_instance_id`)
+    )

server/odc-service/src/main/java/com/oceanbase/odc/metadb/flow/FlowInstanceRepository.java

@@ -21,12 +21,12 @@
 
 import javax.transaction.Transactional;
 
-import org.springframework.data.jpa.repository.JpaRepository;
 import org.springframework.data.jpa.repository.JpaSpecificationExecutor;
 import org.springframework.data.jpa.repository.Modifying;
 import org.springframework.data.jpa.repository.Query;
 import org.springframework.data.repository.query.Param;
 
+import com.oceanbase.odc.config.jpa.OdcJpaRepository;
 import com.oceanbase.odc.core.shared.constant.FlowStatus;
 import com.oceanbase.odc.core.shared.constant.TaskType;
 
@@ -39,7 +39,7 @@
  * @see org.springframework.data.jpa.repository.JpaRepository
  */
 public interface FlowInstanceRepository
-        extends JpaRepository<FlowInstanceEntity, Long>, JpaSpecificationExecutor<FlowInstanceEntity> {
+        extends OdcJpaRepository<FlowInstanceEntity, Long>, JpaSpecificationExecutor<FlowInstanceEntity> {
 
     List<FlowInstanceEntity> findByIdIn(Collection<Long> ids);
 
@@ -82,6 +82,12 @@ int updateProcessDefinitionIdById(@Param("flowInstanceId") Long flowInstanceId,
 
     List<FlowInstanceEntity> findByParentInstanceId(Long parentInstanceId);
 
+    List<FlowInstanceEntity> findByParentInstanceIdIn(Collection<Long> parentInstanceId);
+
+    default List<FlowInstanceEntity> partitionFindByParentInstanceIdIn(Collection<Long> parentInstanceId) {
+        return partitionFind(parentInstanceId, 200, this::findByParentInstanceIdIn);
+    }
+
     @Query(value = "select a.parent_instance_id from flow_instance a left join flow_instance_node_task b on a.id = b.flow_instance_id"
             + " where a.id=:id and task_task_id is not null and b.task_type='ALTER_SCHEDULE' LIMIT 1",
             nativeQuery = true)

server/odc-service/src/main/java/com/oceanbase/odc/service/flow/factory/FlowResponseMapperFactory.java

@@ -282,8 +282,13 @@ private FlowInstanceMapper generateMapper(@NonNull Collection<Long> flowInstance
                 .collect(Collectors.groupingBy(ServiceTaskInstanceEntity::getFlowInstanceId,
                         Collectors.mapping(ServiceTaskInstanceEntity::getStrategy, Collectors.toList())));
 
+        Map<Long, List<FlowInstanceEntity>> parentInstanceIdMap = flowInstanceRepository
+                .partitionFindByParentInstanceIdIn(
+                        flowInstanceIds)
+                .stream().collect(Collectors.groupingBy(FlowInstanceEntity::getParentInstanceId));
+
         Map<Long, Boolean> flowInstanceId2Rollbackable = flowInstanceIds.stream().collect(Collectors
-                .toMap(Function.identity(), id -> flowInstanceRepository.findByParentInstanceId(id).size() == 0));
+                .toMap(Function.identity(), id -> CollectionUtils.isEmpty(parentInstanceIdMap.get(id))));
 
         /**
          * In order to improve the interface efficiency, it is necessary to find out the task entity