[GitHub] [incubator-iotdb] qiaojialin commented on a change in pull request #898: [IOTDB-552] Restrictions of predicates in ALIGN_BY_DEVICE statements are not well stated

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qiaojialin commented on a change in pull request #898: [IOTDB-552] Restrictions of predicates in ALIGN_BY_DEVICE statements are not well stated
URL: https://github.com/apache/incubator-iotdb/pull/898#discussion_r390729057
 
 

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 File path: docs/Documentation-CHN/UserGuide/5-Operation Manual/4-SQL Reference.md
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 @@ -396,12 +396,19 @@ root.sg1.d0.s0 is INT32 while root.sg2.d3.s0 is FLOAT.
 
 7. 在Select子句中重复写列名是生效的。例如, "select s0,s0,s1 from root.sg.* align by device" 不等于 "select s0,s1 from root.sg.* align by device".
 
-8. 更多正例: 
+8. 在Where子句中时间过滤条件和值过滤条件均可以使用，值过滤条件可以使用单层 path，或以 root 开头的整个 path，不允许存在通配符。例如，
 
 Review comment:
   ```suggestion
   8. 在Where子句中时间过滤条件和值过滤条件均可以使用，值过滤条件可以使用叶子节点 path，或以 root 开头的整个 path，不允许存在通配符。例如，
   ```

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