#AI commit# CC: 添加task_id字段索引 / Add index for task_id field

## 修改内容 / Changes
为exchangis_launched_task_entity表的task_id字段添加索引，提高查询性能

## SQL文件 / SQL File
- 路径: db/1.1.14/exchangis_ddl.sql
- 内容: ALTER TABLE exchangis_launched_task_entity ADD INDEX task_id_idx(task_id)

Add index on task_id field of exchangis_launched_task_entity table to improve query performance.

Author: Davidhua1996

db/1.1.14/exchangis_ddl.sql

@@ -0,0 +1,3 @@
+-- Add index for task_id field in exchangis_launched_task_entity table
+-- 为exchangis_launched_task_entity表的task_id字段添加索引
+ALTER TABLE exchangis_launched_task_entity ADD INDEX `task_id_idx`(`task_id`);