diff --git a/src/UserGuide/V1.2.x/Basic-Concept/Data-Model-and-Terminology.md b/src/UserGuide/V1.2.x/Basic-Concept/Data-Model-and-Terminology.md index a49d4b26..684f6b65 100644 --- a/src/UserGuide/V1.2.x/Basic-Concept/Data-Model-and-Terminology.md +++ b/src/UserGuide/V1.2.x/Basic-Concept/Data-Model-and-Terminology.md @@ -55,6 +55,8 @@ After a database is set, the ancestral layers, children and descendant layers of The Layer Name of database can only consist of characters, numbers, and underscores, like `root.storagegroup_1`. +> Note :Database name do not support enclosing * in back quotes, e.g., root.\ ` * \ `, but the rest of the level is free of this restriction. + ### Path A `path` is an expression that conforms to the following constraints: diff --git a/src/zh/UserGuide/V1.2.x/Basic-Concept/Data-Model-and-Terminology.md b/src/zh/UserGuide/V1.2.x/Basic-Concept/Data-Model-and-Terminology.md index 8b6880ba..f2823f3f 100644 --- a/src/zh/UserGuide/V1.2.x/Basic-Concept/Data-Model-and-Terminology.md +++ b/src/zh/UserGuide/V1.2.x/Basic-Concept/Data-Model-and-Terminology.md @@ -49,6 +49,8 @@ IoTDB 模型结构涉及的基本概念在下文将做详细叙述。 Database 节点名只支持中英文字符、数字和下划线的组合。例如`root.数据库_1` 。 +> 注意 :Database 节点名不支持将*用反引号括起来,如root.\` * \`,其余层级则无此限制。 + ## 设备(Device) **一个物理设备**,也称实体(Entity),是在实际场景中拥有物理量的设备或装置。在 IoTDB 当中,所有的物理量都有其对应的归属实体。实体是管理的一组时间序列的组合,可以是一个物理设备、测量装置、传感器集合等。