[docs](truncate-table) load may fail when truncating table (#25793)

docs/en/docs/sql-manual/sql-reference/Data-Definition-Statements/Drop/TRUNCATE-TABLE.md

@@ -46,6 +46,7 @@ illustrate:
 - Unlike DELETE, using this method to clear data will not affect query performance.
 - The data deleted by this operation cannot be recovered.
 - When using this command, the table status needs to be NORMAL, that is, operations such as SCHEMA CHANGE are not allowed.
+- This command may cause the ongoing load to fail
 
 ### Example
 

docs/zh-CN/docs/sql-manual/sql-reference/Data-Definition-Statements/Drop/TRUNCATE-TABLE.md

@@ -46,6 +46,7 @@ TRUNCATE TABLE [db.]tbl[ PARTITION(p1, p2, ...)];
 - 不同于 DELETE，使用该方式清空数据不会对查询性能造成影响。
 - 该操作删除的数据不可恢复。
 - 使用该命令时，表状态需为 NORMAL，即不允许正在进行 SCHEMA CHANGE 等操作。
+- 该命令可能会导致正在进行的导入失败。
 
 ### Example