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The following commit(s) were added to refs/heads/main by this push:
new 637ac49 Modify error messages (#365)
637ac49 is described below
commit 637ac49d64d29b0c11af47f39b665a092b271f5d
Author: W1y1r <[email protected]>
AuthorDate: Thu Sep 26 12:23:09 2024 +0800
Modify error messages (#365)
---
src/UserGuide/Master/Basic-Concept/Data-Model-and-Terminology.md | 2 +-
src/UserGuide/Master/User-Manual/Streaming_apache.md | 2 +-
src/UserGuide/Master/User-Manual/Streaming_timecho.md | 2 +-
src/UserGuide/V0.13.x/Data-Concept/Data-Model-and-Terminology.md | 2 +-
src/UserGuide/V1.0.x/Data-Concept/Data-Model-and-Terminology.md | 2 +-
src/UserGuide/V1.1.x/Data-Concept/Data-Model-and-Terminology.md | 2 +-
src/UserGuide/V1.2.x/Basic-Concept/Data-Model-and-Terminology.md | 2 +-
src/UserGuide/V1.2.x/User-Manual/Streaming.md | 2 +-
src/UserGuide/V1.2.x/User-Manual/Streaming_timecho.md | 2 +-
src/UserGuide/latest/Basic-Concept/Data-Model-and-Terminology.md | 2 +-
src/UserGuide/latest/User-Manual/Streaming_apache.md | 2 +-
src/UserGuide/latest/User-Manual/Streaming_timecho.md | 2 +-
src/zh/UserGuide/Master/Basic-Concept/Data-Model-and-Terminology.md | 2 +-
src/zh/UserGuide/V0.13.x/Data-Concept/Data-Model-and-Terminology.md | 2 +-
src/zh/UserGuide/V1.0.x/Data-Concept/Data-Model-and-Terminology.md | 2 +-
src/zh/UserGuide/V1.1.x/Data-Concept/Data-Model-and-Terminology.md | 2 +-
src/zh/UserGuide/V1.2.x/Basic-Concept/Data-Model-and-Terminology.md | 2 +-
src/zh/UserGuide/latest/Basic-Concept/Data-Model-and-Terminology.md | 2 +-
18 files changed, 18 insertions(+), 18 deletions(-)
diff --git a/src/UserGuide/Master/Basic-Concept/Data-Model-and-Terminology.md
b/src/UserGuide/Master/Basic-Concept/Data-Model-and-Terminology.md
index f13f688..a895076 100644
--- a/src/UserGuide/Master/Basic-Concept/Data-Model-and-Terminology.md
+++ b/src/UserGuide/Master/Basic-Concept/Data-Model-and-Terminology.md
@@ -41,7 +41,7 @@ It is information measured by detection equipment in an
actual scene and can tra
### Database
-**A group of entities.** Users can create any prefix path as a database.
Provided that there are four timeseries `root.ln.wf01.wt01.status`,
`root.ln.wf01.wt01.temperature`, `root.ln.wf02.wt02.hardware`,
`root.ln.wf02.wt02.status`, two devices `wt01`, `wt02` under the path `root.ln`
may belong to the same owner or the same manufacturer, so d1 and d2 are closely
related. At this point, the prefix path root.vehicle can be designated as a
database, which will enable IoTDB to store all devic [...]
+**A group of entities.** Users can create any prefix path as a database.
Provided that there are four timeseries `root.ln.wf01.wt01.status`,
`root.ln.wf01.wt01.temperature`, `root.ln.wf02.wt02.hardware`,
`root.ln.wf02.wt02.status`, two devices `wf01`, `wf02` under the path
`root.ln` may belong to the same owner or the same manufacturer, so d1 and d2
are closely related. At this point, the prefix path root.vehicle can be
designated as a database, which will enable IoTDB to store all devi [...]
In general, it is recommended to create 1 database.
diff --git a/src/UserGuide/Master/User-Manual/Streaming_apache.md
b/src/UserGuide/Master/User-Manual/Streaming_apache.md
index 0db7af3..fbbd13b 100644
--- a/src/UserGuide/Master/User-Manual/Streaming_apache.md
+++ b/src/UserGuide/Master/User-Manual/Streaming_apache.md
@@ -19,7 +19,7 @@
-->
-# Stream Framework
+# Stream Processing
The IoTDB stream processing framework allows users to implement customized
stream processing logic, which can monitor and capture storage engine changes,
transform changed data, and push transformed data outward.
diff --git a/src/UserGuide/Master/User-Manual/Streaming_timecho.md
b/src/UserGuide/Master/User-Manual/Streaming_timecho.md
index 04d9ff8..25489ec 100644
--- a/src/UserGuide/Master/User-Manual/Streaming_timecho.md
+++ b/src/UserGuide/Master/User-Manual/Streaming_timecho.md
@@ -19,7 +19,7 @@
-->
-# Stream Framework
+# Stream Processing
The IoTDB stream processing framework allows users to implement customized
stream processing logic, which can monitor and capture storage engine changes,
transform changed data, and push transformed data outward.
diff --git a/src/UserGuide/V0.13.x/Data-Concept/Data-Model-and-Terminology.md
b/src/UserGuide/V0.13.x/Data-Concept/Data-Model-and-Terminology.md
index fd093ee..17eabe6 100644
--- a/src/UserGuide/V0.13.x/Data-Concept/Data-Model-and-Terminology.md
+++ b/src/UserGuide/V0.13.x/Data-Concept/Data-Model-and-Terminology.md
@@ -41,7 +41,7 @@ It is information measured by detection equipment in an
actual scene and can tra
### Storage Group
-**A group of entities.** Users can set any prefix path as a storage group.
Provided that there are four timeseries `root.ln.wf01.wt01.status`,
`root.ln.wf01.wt01.temperature`, `root.ln.wf02.wt02.hardware`,
`root.ln.wf02.wt02.status`, two devices `wt01`, `wt02` under the path `root.ln`
may belong to the same owner or the same manufacturer, so d1 and d2 are closely
related. At this point, the prefix path root.vehicle can be designated as a
storage group, which will enable IoTDB to store al [...]
+**A group of entities.** Users can set any prefix path as a storage group.
Provided that there are four timeseries `root.ln.wf01.wt01.status`,
`root.ln.wf01.wt01.temperature`, `root.ln.wf02.wt02.hardware`,
`root.ln.wf02.wt02.status`, two devices `wf01`, `wf02` under the path `root.ln`
may belong to the same owner or the same manufacturer, so d1 and d2 are closely
related. At this point, the prefix path root.vehicle can be designated as a
storage group, which will enable IoTDB to store al [...]
> Note1: A full path (`root.ln.wf01.wt01.status` as in the above example) is
> not allowed to be set as a storage group.
>
diff --git a/src/UserGuide/V1.0.x/Data-Concept/Data-Model-and-Terminology.md
b/src/UserGuide/V1.0.x/Data-Concept/Data-Model-and-Terminology.md
index e2e428c..cc5dd45 100644
--- a/src/UserGuide/V1.0.x/Data-Concept/Data-Model-and-Terminology.md
+++ b/src/UserGuide/V1.0.x/Data-Concept/Data-Model-and-Terminology.md
@@ -41,7 +41,7 @@ It is information measured by detection equipment in an
actual scene and can tra
### Database
-**A group of entities.** Users can create any prefix path as a database.
Provided that there are four timeseries `root.ln.wf01.wt01.status`,
`root.ln.wf01.wt01.temperature`, `root.ln.wf02.wt02.hardware`,
`root.ln.wf02.wt02.status`, two devices `wt01`, `wt02` under the path `root.ln`
may belong to the same owner or the same manufacturer, so d1 and d2 are closely
related. At this point, the prefix path root.vehicle can be designated as a
database, which will enable IoTDB to store all devic [...]
+**A group of entities.** Users can create any prefix path as a database.
Provided that there are four timeseries `root.ln.wf01.wt01.status`,
`root.ln.wf01.wt01.temperature`, `root.ln.wf02.wt02.hardware`,
`root.ln.wf02.wt02.status`, two devices `wf01`, `wf02` under the path `root.ln`
may belong to the same owner or the same manufacturer, so d1 and d2 are closely
related. At this point, the prefix path root.vehicle can be designated as a
database, which will enable IoTDB to store all devic [...]
> Note1: A full path (`root.ln.wf01.wt01.status` as in the above example) is
> not allowed to be set as a database.
>
diff --git a/src/UserGuide/V1.1.x/Data-Concept/Data-Model-and-Terminology.md
b/src/UserGuide/V1.1.x/Data-Concept/Data-Model-and-Terminology.md
index 3f4c415..79629f0 100644
--- a/src/UserGuide/V1.1.x/Data-Concept/Data-Model-and-Terminology.md
+++ b/src/UserGuide/V1.1.x/Data-Concept/Data-Model-and-Terminology.md
@@ -41,7 +41,7 @@ It is information measured by detection equipment in an
actual scene and can tra
### Database
-**A group of entities.** Users can create any prefix path as a database.
Provided that there are four timeseries `root.ln.wf01.wt01.status`,
`root.ln.wf01.wt01.temperature`, `root.ln.wf02.wt02.hardware`,
`root.ln.wf02.wt02.status`, two devices `wt01`, `wt02` under the path `root.ln`
may belong to the same owner or the same manufacturer, so d1 and d2 are closely
related. At this point, the prefix path root.vehicle can be designated as a
database, which will enable IoTDB to store all devic [...]
+**A group of entities.** Users can create any prefix path as a database.
Provided that there are four timeseries `root.ln.wf01.wt01.status`,
`root.ln.wf01.wt01.temperature`, `root.ln.wf02.wt02.hardware`,
`root.ln.wf02.wt02.status`, two devices `wf01`, `wf02` under the path `root.ln`
may belong to the same owner or the same manufacturer, so d1 and d2 are closely
related. At this point, the prefix path root.vehicle can be designated as a
database, which will enable IoTDB to store all devic [...]
> Note1: A full path (`root.ln.wf01.wt01.status` as in the above example) is
> not allowed to be set as a database.
>
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 3befdcf..f6863bf 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
@@ -41,7 +41,7 @@ It is information measured by detection equipment in an
actual scene and can tra
### Database
-**A group of entities.** Users can create any prefix path as a database.
Provided that there are four timeseries `root.ln.wf01.wt01.status`,
`root.ln.wf01.wt01.temperature`, `root.ln.wf02.wt02.hardware`,
`root.ln.wf02.wt02.status`, two devices `wt01`, `wt02` under the path `root.ln`
may belong to the same owner or the same manufacturer, so d1 and d2 are closely
related. At this point, the prefix path root.vehicle can be designated as a
database, which will enable IoTDB to store all devic [...]
+**A group of entities.** Users can create any prefix path as a database.
Provided that there are four timeseries `root.ln.wf01.wt01.status`,
`root.ln.wf01.wt01.temperature`, `root.ln.wf02.wt02.hardware`,
`root.ln.wf02.wt02.status`, two devices `wf01`, `wf02` under the path `root.ln`
may belong to the same owner or the same manufacturer, so d1 and d2 are closely
related. At this point, the prefix path root.vehicle can be designated as a
database, which will enable IoTDB to store all devic [...]
> Note1: A full path (`root.ln.wf01.wt01.status` as in the above example) is
> not allowed to be set as a database.
>
diff --git a/src/UserGuide/V1.2.x/User-Manual/Streaming.md
b/src/UserGuide/V1.2.x/User-Manual/Streaming.md
index 9303440..dec650d 100644
--- a/src/UserGuide/V1.2.x/User-Manual/Streaming.md
+++ b/src/UserGuide/V1.2.x/User-Manual/Streaming.md
@@ -19,7 +19,7 @@
-->
-# Stream Framework
+# Stream Processing
The IoTDB stream processing framework allows users to implement customized
stream processing logic, which can monitor and capture storage engine changes,
transform changed data, and push transformed data outward.
diff --git a/src/UserGuide/V1.2.x/User-Manual/Streaming_timecho.md
b/src/UserGuide/V1.2.x/User-Manual/Streaming_timecho.md
index 4713d74..32a1976 100644
--- a/src/UserGuide/V1.2.x/User-Manual/Streaming_timecho.md
+++ b/src/UserGuide/V1.2.x/User-Manual/Streaming_timecho.md
@@ -19,7 +19,7 @@
-->
-# Stream Framework
+# Stream Processing
The IoTDB stream processing framework allows users to implement customized
stream processing logic, which can monitor and capture storage engine changes,
transform changed data, and push transformed data outward.
diff --git a/src/UserGuide/latest/Basic-Concept/Data-Model-and-Terminology.md
b/src/UserGuide/latest/Basic-Concept/Data-Model-and-Terminology.md
index f13f688..a895076 100644
--- a/src/UserGuide/latest/Basic-Concept/Data-Model-and-Terminology.md
+++ b/src/UserGuide/latest/Basic-Concept/Data-Model-and-Terminology.md
@@ -41,7 +41,7 @@ It is information measured by detection equipment in an
actual scene and can tra
### Database
-**A group of entities.** Users can create any prefix path as a database.
Provided that there are four timeseries `root.ln.wf01.wt01.status`,
`root.ln.wf01.wt01.temperature`, `root.ln.wf02.wt02.hardware`,
`root.ln.wf02.wt02.status`, two devices `wt01`, `wt02` under the path `root.ln`
may belong to the same owner or the same manufacturer, so d1 and d2 are closely
related. At this point, the prefix path root.vehicle can be designated as a
database, which will enable IoTDB to store all devic [...]
+**A group of entities.** Users can create any prefix path as a database.
Provided that there are four timeseries `root.ln.wf01.wt01.status`,
`root.ln.wf01.wt01.temperature`, `root.ln.wf02.wt02.hardware`,
`root.ln.wf02.wt02.status`, two devices `wf01`, `wf02` under the path
`root.ln` may belong to the same owner or the same manufacturer, so d1 and d2
are closely related. At this point, the prefix path root.vehicle can be
designated as a database, which will enable IoTDB to store all devi [...]
In general, it is recommended to create 1 database.
diff --git a/src/UserGuide/latest/User-Manual/Streaming_apache.md
b/src/UserGuide/latest/User-Manual/Streaming_apache.md
index 3617fed..7556d6a 100644
--- a/src/UserGuide/latest/User-Manual/Streaming_apache.md
+++ b/src/UserGuide/latest/User-Manual/Streaming_apache.md
@@ -19,7 +19,7 @@
-->
-# Stream Framework
+# Stream Processing
The IoTDB stream processing framework allows users to implement customized
stream processing logic, which can monitor and capture storage engine changes,
transform changed data, and push transformed data outward.
diff --git a/src/UserGuide/latest/User-Manual/Streaming_timecho.md
b/src/UserGuide/latest/User-Manual/Streaming_timecho.md
index 4223846..db69491 100644
--- a/src/UserGuide/latest/User-Manual/Streaming_timecho.md
+++ b/src/UserGuide/latest/User-Manual/Streaming_timecho.md
@@ -19,7 +19,7 @@
-->
-# Stream Framework
+# Stream Processing
The IoTDB stream processing framework allows users to implement customized
stream processing logic, which can monitor and capture storage engine changes,
transform changed data, and push transformed data outward.
diff --git
a/src/zh/UserGuide/Master/Basic-Concept/Data-Model-and-Terminology.md
b/src/zh/UserGuide/Master/Basic-Concept/Data-Model-and-Terminology.md
index 4df7ef8..cc70baf 100644
--- a/src/zh/UserGuide/Master/Basic-Concept/Data-Model-and-Terminology.md
+++ b/src/zh/UserGuide/Master/Basic-Concept/Data-Model-and-Terminology.md
@@ -33,7 +33,7 @@ IoTDB 模型结构涉及的基本概念在下文将做详细叙述。
## 数据库（Database）
-用户可以将任意前缀路径设置成数据库。如有 4 条时间序列`root.ln.wf01.wt01.status`,
`root.ln.wf01.wt01.temperature`, `root.ln.wf02.wt02.hardware`,
`root.ln.wf02.wt02.status`，路径`root.ln`下的两个实体 `wt01`,
`wt02`可能属于同一个业主，或者同一个制造商，这时候就可以将前缀路径`root.ln`指定为一个数据库。未来`root.ln`下增加了新的实体，也将属于该数据库。
+用户可以将任意前缀路径设置成数据库。如有 4 条时间序列`root.ln.wf01.wt01.status`,
`root.ln.wf01.wt01.temperature`, `root.ln.wf02.wt02.hardware`,
`root.ln.wf02.wt02.status`，路径`root.ln`下的两个实体 `wf01`,
`wf02`可能属于同一个业主，或者同一个制造商，这时候就可以将前缀路径`root.ln`指定为一个数据库。未来`root.ln`下增加了新的实体，也将属于该数据库。
一个 database 中的所有数据会存储在同一批文件夹下，不同 database 的数据会存储在磁盘的不同文件夹下，从而实现物理隔离。一般情况下建议设置
1 个 database。
diff --git
a/src/zh/UserGuide/V0.13.x/Data-Concept/Data-Model-and-Terminology.md
b/src/zh/UserGuide/V0.13.x/Data-Concept/Data-Model-and-Terminology.md
index 16f357f..0d67e4e 100644
--- a/src/zh/UserGuide/V0.13.x/Data-Concept/Data-Model-and-Terminology.md
+++ b/src/zh/UserGuide/V0.13.x/Data-Concept/Data-Model-and-Terminology.md
@@ -43,7 +43,7 @@ IoTDB 模型结构涉及的基本概念在下文将做详细叙述。
#### 存储组（Storage group）
-**一组物理实体**，用户可以将任意前缀路径设置成存储组。如有 4 条时间序列`root.ln.wf01.wt01.status`,
`root.ln.wf01.wt01.temperature`, `root.ln.wf02.wt02.hardware`,
`root.ln.wf02.wt02.status`，路径`root.ln`下的两个实体 `wt01`,
`wt02`可能属于同一个业主，或者同一个制造商，这时候就可以将前缀路径`root.ln`指定为一个存储组。未来`root.ln`下增加了新的实体，也将属于该存储组。
+**一组物理实体**，用户可以将任意前缀路径设置成存储组。如有 4 条时间序列`root.ln.wf01.wt01.status`,
`root.ln.wf01.wt01.temperature`, `root.ln.wf02.wt02.hardware`,
`root.ln.wf02.wt02.status`，路径`root.ln`下的两个实体 `wf01`,
`wf02`可能属于同一个业主，或者同一个制造商，这时候就可以将前缀路径`root.ln`指定为一个存储组。未来`root.ln`下增加了新的实体，也将属于该存储组。
一个存储组中的所有实体的数据会存储在同一个文件夹下，不同存储组的实体数据会存储在磁盘的不同文件夹下，从而实现物理隔离。
diff --git a/src/zh/UserGuide/V1.0.x/Data-Concept/Data-Model-and-Terminology.md
b/src/zh/UserGuide/V1.0.x/Data-Concept/Data-Model-and-Terminology.md
index 63e3826..4c1c7dd 100644
--- a/src/zh/UserGuide/V1.0.x/Data-Concept/Data-Model-and-Terminology.md
+++ b/src/zh/UserGuide/V1.0.x/Data-Concept/Data-Model-and-Terminology.md
@@ -43,7 +43,7 @@ IoTDB 模型结构涉及的基本概念在下文将做详细叙述。
### 数据库（Database）
-用户可以将任意前缀路径设置成数据库。如有 4 条时间序列`root.ln.wf01.wt01.status`,
`root.ln.wf01.wt01.temperature`, `root.ln.wf02.wt02.hardware`,
`root.ln.wf02.wt02.status`，路径`root.ln`下的两个实体 `wt01`,
`wt02`可能属于同一个业主，或者同一个制造商，这时候就可以将前缀路径`root.ln`指定为一个数据库。未来`root.ln`下增加了新的实体，也将属于该数据库。
+用户可以将任意前缀路径设置成数据库。如有 4 条时间序列`root.ln.wf01.wt01.status`,
`root.ln.wf01.wt01.temperature`, `root.ln.wf02.wt02.hardware`,
`root.ln.wf02.wt02.status`，路径`root.ln`下的两个实体 `wf01`,
`wf02`可能属于同一个业主，或者同一个制造商，这时候就可以将前缀路径`root.ln`指定为一个数据库。未来`root.ln`下增加了新的实体，也将属于该数据库。
一个 database 中的所有数据会存储在同一批文件夹下，不同 database 的数据会存储在磁盘的不同文件夹下，从而实现物理隔离。
diff --git a/src/zh/UserGuide/V1.1.x/Data-Concept/Data-Model-and-Terminology.md
b/src/zh/UserGuide/V1.1.x/Data-Concept/Data-Model-and-Terminology.md
index 63e3826..4c1c7dd 100644
--- a/src/zh/UserGuide/V1.1.x/Data-Concept/Data-Model-and-Terminology.md
+++ b/src/zh/UserGuide/V1.1.x/Data-Concept/Data-Model-and-Terminology.md
@@ -43,7 +43,7 @@ IoTDB 模型结构涉及的基本概念在下文将做详细叙述。
### 数据库（Database）
-用户可以将任意前缀路径设置成数据库。如有 4 条时间序列`root.ln.wf01.wt01.status`,
`root.ln.wf01.wt01.temperature`, `root.ln.wf02.wt02.hardware`,
`root.ln.wf02.wt02.status`，路径`root.ln`下的两个实体 `wt01`,
`wt02`可能属于同一个业主，或者同一个制造商，这时候就可以将前缀路径`root.ln`指定为一个数据库。未来`root.ln`下增加了新的实体，也将属于该数据库。
+用户可以将任意前缀路径设置成数据库。如有 4 条时间序列`root.ln.wf01.wt01.status`,
`root.ln.wf01.wt01.temperature`, `root.ln.wf02.wt02.hardware`,
`root.ln.wf02.wt02.status`，路径`root.ln`下的两个实体 `wf01`,
`wf02`可能属于同一个业主，或者同一个制造商，这时候就可以将前缀路径`root.ln`指定为一个数据库。未来`root.ln`下增加了新的实体，也将属于该数据库。
一个 database 中的所有数据会存储在同一批文件夹下，不同 database 的数据会存储在磁盘的不同文件夹下，从而实现物理隔离。
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 3cd21b3..50e9eea 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
@@ -33,7 +33,7 @@ IoTDB 模型结构涉及的基本概念在下文将做详细叙述。
## 数据库（Database）
-用户可以将任意前缀路径设置成数据库。如有 4 条时间序列`root.ln.wf01.wt01.status`,
`root.ln.wf01.wt01.temperature`, `root.ln.wf02.wt02.hardware`,
`root.ln.wf02.wt02.status`，路径`root.ln`下的两个实体 `wt01`,
`wt02`可能属于同一个业主，或者同一个制造商，这时候就可以将前缀路径`root.ln`指定为一个数据库。未来`root.ln`下增加了新的实体，也将属于该数据库。
+用户可以将任意前缀路径设置成数据库。如有 4 条时间序列`root.ln.wf01.wt01.status`,
`root.ln.wf01.wt01.temperature`, `root.ln.wf02.wt02.hardware`,
`root.ln.wf02.wt02.status`，路径`root.ln`下的两个实体 `wf01`,
`wf02`可能属于同一个业主，或者同一个制造商，这时候就可以将前缀路径`root.ln`指定为一个数据库。未来`root.ln`下增加了新的实体，也将属于该数据库。
一个 database 中的所有数据会存储在同一批文件夹下，不同 database 的数据会存储在磁盘的不同文件夹下，从而实现物理隔离。
diff --git
a/src/zh/UserGuide/latest/Basic-Concept/Data-Model-and-Terminology.md
b/src/zh/UserGuide/latest/Basic-Concept/Data-Model-and-Terminology.md
index 70e7dc2..a368181 100644
--- a/src/zh/UserGuide/latest/Basic-Concept/Data-Model-and-Terminology.md
+++ b/src/zh/UserGuide/latest/Basic-Concept/Data-Model-and-Terminology.md
@@ -33,7 +33,7 @@ IoTDB 模型结构涉及的基本概念在下文将做详细叙述。
## 数据库（Database）
-用户可以将任意前缀路径设置成数据库。如有 4 条时间序列`root.ln.wf01.wt01.status`,
`root.ln.wf01.wt01.temperature`, `root.ln.wf02.wt02.hardware`,
`root.ln.wf02.wt02.status`，路径`root.ln`下的两个实体 `wt01`,
`wt02`可能属于同一个业主，或者同一个制造商，这时候就可以将前缀路径`root.ln`指定为一个数据库。未来`root.ln`下增加了新的实体，也将属于该数据库。
+用户可以将任意前缀路径设置成数据库。如有 4 条时间序列`root.ln.wf01.wt01.status`,
`root.ln.wf01.wt01.temperature`, `root.ln.wf02.wt02.hardware`,
`root.ln.wf02.wt02.status`，路径`root.ln`下的两个实体 `wf01`,
`wf02`可能属于同一个业主，或者同一个制造商，这时候就可以将前缀路径`root.ln`指定为一个数据库。未来`root.ln`下增加了新的实体，也将属于该数据库。
一个 database 中的所有数据会存储在同一批文件夹下，不同 database 的数据会存储在磁盘的不同文件夹下，从而实现物理隔离。一般情况下建议设置
1 个 database。
