other:merge 3.0

This commit is contained in:
Haojun Liao 2022-09-26 11:31:53 +08:00
commit bfd9d44d98
12 changed files with 431 additions and 320 deletions

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@ -5,8 +5,8 @@ title: Quick Install on Docker
This document describes how to install TDengine in a Docker container and perform queries and inserts.
- The easiest way to explore TDengine is through [TDengine Cloud](http://cloud.tdengine.com).
- To get started with TDengine in a non-containerized environment, see [Quick Install from Package](../../get-started/package).
- For a fully managed solution, see the [TDengine Cloud documentation](/cloud/).
- If you want to view the source code, build TDengine yourself, or contribute to the project, see the [TDengine GitHub repository](https://github.com/taosdata/TDengine).
## Run TDengine

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@ -9,8 +9,8 @@ import PkgListV3 from "/components/PkgListV3";
This document describes how to install TDengine on Linux and Windows and perform queries and inserts.
- The easiest way to explore TDengine is through [TDengine Cloud](http://cloud.tdengine.com).
- To get started with TDengine on Docker, see [Quick Install on Docker](../../get-started/docker).
- For a fully managed solution, see the [TDengine Cloud documentation](/cloud/).
- If you want to view the source code, build TDengine yourself, or contribute to the project, see the [TDengine GitHub repository](https://github.com/taosdata/TDengine).
The full package of TDengine includes the TDengine Server (`taosd`), TDengine Client (`taosc`), taosAdapter for connecting with third-party systems and providing a RESTful interface, a command-line interface (CLI, taos), and some tools. Note that taosAdapter supports Linux only. In addition to connectors for multiple languages, TDengine also provides a [REST API](../../reference/rest-api) through [taosAdapter](../../reference/taosadapter).

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@ -2,7 +2,6 @@
{{#include docs/examples/csharp/connect/Program.cs}}
```
:::info
C# connector supports only native connection for now.
:::
```csharp title="WebSocket Connection"
{{#include docs/examples/csharp/wsConnect/Program.cs}}
```

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@ -123,7 +123,7 @@ where `TOKEN` is the string after Base64 encoding of `{username}:{password}`, e.
### HTTP body structure
#### Successful Operation
#### Successful Insert Operation
Example:
@ -143,7 +143,7 @@ Description:
- rows: (`int`) Only returns `1`.
- data: (`[][]any`) Returns the number of rows affected.
#### Successful Query
#### Successful Query Operation
Example:

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@ -116,7 +116,7 @@ The parameters are described as follows:
- **protocol**: Specify which connection method to use. For example, `taos+ws://localhost:6041` uses Websocket to establish connections.
- **username/password**: Username and password used to create connections.
- **host/port**: Specifies the server and port to establish a connection. If you do not specify a hostname or port, native connections default to `localhost:6030` and Websocket connections default to `localhost:6041`.
- **database**: Specify the default database to connect to.
- **database**: Specify the default database to connect to. It's optional.
- **params**Optional parameters.
A sample DSN description string is as follows:

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@ -17,7 +17,7 @@ import CSAsyncQuery from "../../07-develop/04-query-data/_cs_async.mdx"
`TDengine.Connector` is a C# language connector provided by TDengine that allows C# developers to develop C# applications that access TDengine cluster data.
The `TDengine.Connector` connector supports connect to TDengine instances via the TDengine client driver (taosc), providing data writing, querying, subscription, schemaless writing, bind interface, etc. The `TDengine.Connector` currently does not provide a REST connection interface. Developers can write their RESTful application by referring to the [REST API](/reference/rest-api/) documentation.
The `TDengine.Connector` connector supports connect to TDengine instances via the TDengine client driver (taosc), providing data writing, querying, subscription, schemaless writing, bind interface, etc.The `TDengine.Connector` also supports WebSocket and developers can build connection through DSN, which supports data writing, querying, and parameter binding, etc.
This article describes how to install `TDengine.Connector` in a Linux or Windows environment and connect to TDengine clusters via `TDengine.Connector` to perform basic operations such as data writing and querying.
@ -35,6 +35,10 @@ Please refer to [version support list](/reference/connector#version-support)
## Supported features
<Tabs defaultValue="native">
<TabItem value="native" label="Native Connection">
1. Connection Management
2. General Query
3. Continuous Query
@ -42,6 +46,18 @@ Please refer to [version support list](/reference/connector#version-support)
5. Subscription
6. Schemaless
</TabItem>
<TabItem value="rest" label="WebSocket Connection">
1. Connection Management
2. General Query
3. Continuous Query
4. Parameter Binding
</TabItem>
</Tabs>
## Installation Steps
### Pre-installation preparation
@ -74,11 +90,17 @@ cp -r src/ myProject
cd myProject
dotnet add exmaple.csproj reference src/TDengine.csproj
```
</TabItem>
</Tabs>
## Establish a Connection
<Tabs defaultValue="native">
<TabItem value="native" label="Native Connection">
``` csharp
using TDengineDriver;
@ -112,14 +134,62 @@ namespace TDengineExample
```
</TabItem>
<TabItem value="rest" label="WebSocket Connection">
The structure of the DSN description string is as follows:
```text
[<protocol>]://[[<username>:<password>@]<host>:<port>][/<database>][?<p1>=<v1>[&<p2>=<v2>]]
|------------|---|-----------|-----------|------|------|------------|-----------------------|
| protocol | | username | password | host | port | database | params |
```
The parameters are described as follows:
* **protocol**: Specify which connection method to use (support http/ws). For example, `ws://localhost:6041` uses Websocket to establish connections.
* **username/password**: Username and password used to create connections.
* **host/port**: Specifies the server and port to establish a connection. Websocket connections default to `localhost:6041`.
* **database**: Specify the default database to connect to. It's optional.
* **params**Optional parameters.
A sample DSN description string is as follows:
```text
ws://localhost:6041/test
```
``` csharp
{{#include docs/examples/csharp/wsConnect/Program.cs}}
```
</TabItem>
</Tabs>
## Usage examples
### Write data
#### SQL Write
<Tabs defaultValue="native">
<TabItem value="native" label="Native Connection">
<CSInsert />
</TabItem>
<TabItem value="rest" label="WebSocket Connection">
```csharp
{{#include docs/examples/csharp/wsInsert/Program.cs}}
```
</TabItem>
</Tabs>
#### InfluxDB line protocol write
<CSInfluxLine />
@ -132,12 +202,48 @@ namespace TDengineExample
<CSOpenTSDBJson />
#### Parameter Binding
<Tabs defaultValue="native">
<TabItem value="native" label="Native Connection">
``` csharp
{{#include docs/examples/csharp/stmtInsert/Program.cs}}
```
</TabItem>
<TabItem value="rest" label="WebSocket Connection">
```csharp
{{#include docs/examples/csharp/wsStmt/Program.cs}}
```
</TabItem>
</Tabs>
### Query data
#### Synchronous Query
<Tabs defaultValue="native">
<TabItem value="native" label="Native Connection">
<CSQuery />
</TabItem>
<TabItem value="rest" label="WebSocket Connection">
```csharp
{{#include docs/examples/csharp/wsQuery/Program.cs}}
```
</TabItem>
</Tabs>
#### Asynchronous query
<CSAsyncQuery />
@ -145,18 +251,21 @@ namespace TDengineExample
### More sample programs
|Sample program |Sample program description |
|--------------------------------------------------------------------------------------------------------------------|------------ --------------------------------|
|--------------------------------------------------------------------------------------------------------------------|--------------------------------------------|
| [CURD](https://github.com/taosdata/taos-connector-dotnet/blob/3.0/examples/Query/Query.cs) | Table creation, data insertion, and query examples with TDengine.Connector |
| [JSON Tag](https://github.com/taosdata/taos-connector-dotnet/blob/3.0/examples/JSONTag) | Writing and querying JSON tag data with TDengine Connector |
| [stmt](https://github.com/taosdata/taos-connector-dotnet/tree/3.0/examples/Stmt) | Parameter binding with TDengine Connector |
| [schemaless](https://github.com/taosdata/taos-connector-dotnet/blob/3.0/examples/schemaless) | Schemaless writes with TDengine Connector |
| [async query](https://github.com/taosdata/taos-connector-dotnet/blob/3.0/examples/AsyncQuery/QueryAsync.cs) | Asynchronous queries with TDengine Connector |
| [TMQ](https://github.com/taosdata/taos-connector-dotnet/blob/3.0/examples/TMQ/TMQ.cs) | Data subscription with TDengine Connector |
| [Subscription](https://github.com/taosdata/taos-connector-dotnet/blob/3.0/examples/TMQ/TMQ.cs) | Subscription example with TDengine Connector |
| [Basic WebSocket Usage](https://github.com/taosdata/taos-connector-dotnet/blob/5a4a7cd0dbcda114447cdc6d0c6dedd8e84a52da/examples/WS/WebSocketSample.cs) | WebSocket basic data in and out with TDengine connector |
| [WebSocket Parameter Binding](https://github.com/taosdata/taos-connector-dotnet/blob/5a4a7cd0dbcda114447cdc6d0c6dedd8e84a52da/examples/WS/WebSocketSTMT.cs) | WebSocket parameter binding example |
## Important update records
| TDengine.Connector | Description |
|--------------------|--------------------------------|
| 3.0.1 | Support WebSocket and CloudWith function query, insert, and parameter binding|
| 3.0.0 | Supports TDengine 3.0.0.0. TDengine 2.x is not supported. Added `TDengine.Impl.GetData()` interface to deserialize query results. |
| 1.0.7 | Fixed TDengine.Query() memory leak. |
| 1.0.6 | Fix schemaless bug in 1.0.4 and 1.0.5. |

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@ -164,7 +164,7 @@ The parameters described in this document by the effect that they have on the sy
| Attribute | Description |
| -------- | -------------------- |
| Applicable | Client only |
| 含义 | SMA index optimization policy |
| Meaning | SMA index optimization policy |
| Unit | None |
| Default Value | 0 |
| Notes |
@ -325,7 +325,7 @@ The charset that takes effect is UTF-8.
| Applicable | Server Only |
| Meaning | Maximum number of vnodes per dnode |
| Value Range | 0-4096 |
| Default Value | 256 |
| Default Value | 2x the CPU cores |
## Time Parameters
@ -697,152 +697,154 @@ To prevent system resource from being exhausted by multiple concurrent streams,
| 15 | telemetryPort | No | Yes |
| 16 | queryPolicy | No | Yes |
| 17 | querySmaOptimize | No | Yes |
| 18 | queryBufferSize | Yes | Yes |
| 19 | maxNumOfDistinctRes | Yes | Yes |
| 20 | minSlidingTime | Yes | Yes |
| 21 | minIntervalTime | Yes | Yes |
| 22 | countAlwaysReturnValue | Yes | Yes |
| 23 | dataDir | Yes | Yes |
| 24 | minimalDataDirGB | Yes | Yes |
| 25 | supportVnodes | No | Yes |
| 26 | tempDir | Yes | Yes |
| 27 | minimalTmpDirGB | Yes | Yes |
| 28 | compressMsgSize | Yes | Yes |
| 29 | compressColData | Yes | Yes |
| 30 | smlChildTableName | Yes | Yes |
| 31 | smlTagName | Yes | Yes |
| 32 | smlDataFormat | No | Yes |
| 33 | statusInterval | Yes | Yes |
| 34 | shellActivityTimer | Yes | Yes |
| 35 | transPullupInterval | No | Yes |
| 36 | mqRebalanceInterval | No | Yes |
| 37 | ttlUnit | No | Yes |
| 38 | ttlPushInterval | No | Yes |
| 39 | numOfTaskQueueThreads | No | Yes |
| 40 | numOfRpcThreads | No | Yes |
| 41 | numOfCommitThreads | Yes | Yes |
| 42 | numOfMnodeReadThreads | No | Yes |
| 43 | numOfVnodeQueryThreads | No | Yes |
| 44 | numOfVnodeStreamThreads | No | Yes |
| 45 | numOfVnodeFetchThreads | No | Yes |
| 46 | numOfVnodeWriteThreads | No | Yes |
| 47 | numOfVnodeSyncThreads | No | Yes |
| 48 | numOfQnodeQueryThreads | No | Yes |
| 49 | numOfQnodeFetchThreads | No | Yes |
| 50 | numOfSnodeSharedThreads | No | Yes |
| 51 | numOfSnodeUniqueThreads | No | Yes |
| 52 | rpcQueueMemoryAllowed | No | Yes |
| 53 | logDir | Yes | Yes |
| 54 | minimalLogDirGB | Yes | Yes |
| 55 | numOfLogLines | Yes | Yes |
| 56 | asyncLog | Yes | Yes |
| 57 | logKeepDays | Yes | Yes |
| 58 | debugFlag | Yes | Yes |
| 59 | tmrDebugFlag | Yes | Yes |
| 60 | uDebugFlag | Yes | Yes |
| 61 | rpcDebugFlag | Yes | Yes |
| 62 | jniDebugFlag | Yes | Yes |
| 63 | qDebugFlag | Yes | Yes |
| 64 | cDebugFlag | Yes | Yes |
| 65 | dDebugFlag | Yes | Yes |
| 66 | vDebugFlag | Yes | Yes |
| 67 | mDebugFlag | Yes | Yes |
| 68 | wDebugFlag | Yes | Yes |
| 69 | sDebugFlag | Yes | Yes |
| 70 | tsdbDebugFlag | Yes | Yes |
| 71 | tqDebugFlag | No | Yes |
| 72 | fsDebugFlag | Yes | Yes |
| 73 | udfDebugFlag | No | Yes |
| 74 | smaDebugFlag | No | Yes |
| 75 | idxDebugFlag | No | Yes |
| 76 | tdbDebugFlag | No | Yes |
| 77 | metaDebugFlag | No | Yes |
| 78 | timezone | Yes | Yes |
| 79 | locale | Yes | Yes |
| 80 | charset | Yes | Yes |
| 81 | udf | Yes | Yes |
| 82 | enableCoreFile | Yes | Yes |
| 83 | arbitrator | Yes | No |
| 84 | numOfThreadsPerCore | Yes | No |
| 85 | numOfMnodes | Yes | No |
| 86 | vnodeBak | Yes | No |
| 87 | balance | Yes | No |
| 88 | balanceInterval | Yes | No |
| 89 | offlineThreshold | Yes | No |
| 90 | role | Yes | No |
| 91 | dnodeNopLoop | Yes | No |
| 92 | keepTimeOffset | Yes | No |
| 93 | rpcTimer | Yes | No |
| 94 | rpcMaxTime | Yes | No |
| 95 | rpcForceTcp | Yes | No |
| 96 | tcpConnTimeout | Yes | No |
| 97 | syncCheckInterval | Yes | No |
| 98 | maxTmrCtrl | Yes | No |
| 99 | monitorReplica | Yes | No |
| 100 | smlTagNullName | Yes | No |
| 101 | keepColumnName | Yes | No |
| 102 | ratioOfQueryCores | Yes | No |
| 103 | maxStreamCompDelay | Yes | No |
| 104 | maxFirstStreamCompDelay | Yes | No |
| 105 | retryStreamCompDelay | Yes | No |
| 106 | streamCompDelayRatio | Yes | No |
| 107 | maxVgroupsPerDb | Yes | No |
| 108 | maxTablesPerVnode | Yes | No |
| 109 | minTablesPerVnode | Yes | No |
| 110 | tableIncStepPerVnode | Yes | No |
| 111 | cache | Yes | No |
| 112 | blocks | Yes | No |
| 113 | days | Yes | No |
| 114 | keep | Yes | No |
| 115 | minRows | Yes | No |
| 116 | maxRows | Yes | No |
| 117 | quorum | Yes | No |
| 118 | comp | Yes | No |
| 119 | walLevel | Yes | No |
| 120 | fsync | Yes | No |
| 121 | replica | Yes | No |
| 122 | partitions | Yes | No |
| 123 | quorum | Yes | No |
| 124 | update | Yes | No |
| 125 | cachelast | Yes | No |
| 126 | maxSQLLength | Yes | No |
| 127 | maxWildCardsLength | Yes | No |
| 128 | maxRegexStringLen | Yes | No |
| 129 | maxNumOfOrderedRes | Yes | No |
| 130 | maxConnections | Yes | No |
| 131 | mnodeEqualVnodeNum | Yes | No |
| 132 | http | Yes | No |
| 133 | httpEnableRecordSql | Yes | No |
| 134 | httpMaxThreads | Yes | No |
| 135 | restfulRowLimit | Yes | No |
| 136 | httpDbNameMandatory | Yes | No |
| 137 | httpKeepAlive | Yes | No |
| 138 | enableRecordSql | Yes | No |
| 139 | maxBinaryDisplayWidth | Yes | No |
| 140 | stream | Yes | No |
| 141 | retrieveBlockingModel | Yes | No |
| 142 | tsdbMetaCompactRatio | Yes | No |
| 143 | defaultJSONStrType | Yes | No |
| 144 | walFlushSize | Yes | No |
| 145 | keepTimeOffset | Yes | No |
| 146 | flowctrl | Yes | No |
| 147 | slaveQuery | Yes | No |
| 148 | adjustMaster | Yes | No |
| 149 | topicBinaryLen | Yes | No |
| 150 | telegrafUseFieldNum | Yes | No |
| 151 | deadLockKillQuery | Yes | No |
| 152 | clientMerge | Yes | No |
| 153 | sdbDebugFlag | Yes | No |
| 154 | odbcDebugFlag | Yes | No |
| 155 | httpDebugFlag | Yes | No |
| 156 | monDebugFlag | Yes | No |
| 157 | cqDebugFlag | Yes | No |
| 158 | shortcutFlag | Yes | No |
| 159 | probeSeconds | Yes | No |
| 160 | probeKillSeconds | Yes | No |
| 161 | probeInterval | Yes | No |
| 162 | lossyColumns | Yes | No |
| 163 | fPrecision | Yes | No |
| 164 | dPrecision | Yes | No |
| 165 | maxRange | Yes | No |
| 166 | range | Yes | No |
| 18 | queryRsmaTolerance | No | Yes |
| 19 | queryBufferSize | Yes | Yes |
| 20 | maxNumOfDistinctRes | Yes | Yes |
| 21 | minSlidingTime | Yes | Yes |
| 22 | minIntervalTime | Yes | Yes |
| 23 | countAlwaysReturnValue | Yes | Yes |
| 24 | dataDir | Yes | Yes |
| 25 | minimalDataDirGB | Yes | Yes |
| 26 | supportVnodes | No | Yes |
| 27 | tempDir | Yes | Yes |
| 28 | minimalTmpDirGB | Yes | Yes |
| 29 | compressMsgSize | Yes | Yes |
| 30 | compressColData | Yes | Yes |
| 31 | smlChildTableName | Yes | Yes |
| 32 | smlTagName | Yes | Yes |
| 33 | smlDataFormat | No | Yes |
| 34 | statusInterval | Yes | Yes |
| 35 | shellActivityTimer | Yes | Yes |
| 36 | transPullupInterval | No | Yes |
| 37 | mqRebalanceInterval | No | Yes |
| 38 | ttlUnit | No | Yes |
| 39 | ttlPushInterval | No | Yes |
| 40 | numOfTaskQueueThreads | No | Yes |
| 41 | numOfRpcThreads | No | Yes |
| 42 | numOfCommitThreads | Yes | Yes |
| 43 | numOfMnodeReadThreads | No | Yes |
| 44 | numOfVnodeQueryThreads | No | Yes |
| 45 | numOfVnodeStreamThreads | No | Yes |
| 46 | numOfVnodeFetchThreads | No | Yes |
| 47 | numOfVnodeWriteThreads | No | Yes |
| 48 | numOfVnodeSyncThreads | No | Yes |
| 49 | numOfVnodeRsmaThreads | No | Yes |
| 50 | numOfQnodeQueryThreads | No | Yes |
| 51 | numOfQnodeFetchThreads | No | Yes |
| 52 | numOfSnodeSharedThreads | No | Yes |
| 53 | numOfSnodeUniqueThreads | No | Yes |
| 54 | rpcQueueMemoryAllowed | No | Yes |
| 55 | logDir | Yes | Yes |
| 56 | minimalLogDirGB | Yes | Yes |
| 57 | numOfLogLines | Yes | Yes |
| 58 | asyncLog | Yes | Yes |
| 59 | logKeepDays | Yes | Yes |
| 60 | debugFlag | Yes | Yes |
| 61 | tmrDebugFlag | Yes | Yes |
| 62 | uDebugFlag | Yes | Yes |
| 63 | rpcDebugFlag | Yes | Yes |
| 64 | jniDebugFlag | Yes | Yes |
| 65 | qDebugFlag | Yes | Yes |
| 66 | cDebugFlag | Yes | Yes |
| 67 | dDebugFlag | Yes | Yes |
| 68 | vDebugFlag | Yes | Yes |
| 69 | mDebugFlag | Yes | Yes |
| 70 | wDebugFlag | Yes | Yes |
| 71 | sDebugFlag | Yes | Yes |
| 72 | tsdbDebugFlag | Yes | Yes |
| 73 | tqDebugFlag | No | Yes |
| 74 | fsDebugFlag | Yes | Yes |
| 75 | udfDebugFlag | No | Yes |
| 76 | smaDebugFlag | No | Yes |
| 77 | idxDebugFlag | No | Yes |
| 78 | tdbDebugFlag | No | Yes |
| 79 | metaDebugFlag | No | Yes |
| 80 | timezone | Yes | Yes |
| 81 | locale | Yes | Yes |
| 82 | charset | Yes | Yes |
| 83 | udf | Yes | Yes |
| 84 | enableCoreFile | Yes | Yes |
| 85 | arbitrator | Yes | No |
| 86 | numOfThreadsPerCore | Yes | No |
| 87 | numOfMnodes | Yes | No |
| 88 | vnodeBak | Yes | No |
| 89 | balance | Yes | No |
| 90 | balanceInterval | Yes | No |
| 91 | offlineThreshold | Yes | No |
| 92 | role | Yes | No |
| 93 | dnodeNopLoop | Yes | No |
| 94 | keepTimeOffset | Yes | No |
| 95 | rpcTimer | Yes | No |
| 96 | rpcMaxTime | Yes | No |
| 97 | rpcForceTcp | Yes | No |
| 98 | tcpConnTimeout | Yes | No |
| 99 | syncCheckInterval | Yes | No |
| 100 | maxTmrCtrl | Yes | No |
| 101 | monitorReplica | Yes | No |
| 102 | smlTagNullName | Yes | No |
| 103 | keepColumnName | Yes | No |
| 104 | ratioOfQueryCores | Yes | No |
| 105 | maxStreamCompDelay | Yes | No |
| 106 | maxFirstStreamCompDelay | Yes | No |
| 107 | retryStreamCompDelay | Yes | No |
| 108 | streamCompDelayRatio | Yes | No |
| 109 | maxVgroupsPerDb | Yes | No |
| 110 | maxTablesPerVnode | Yes | No |
| 111 | minTablesPerVnode | Yes | No |
| 112 | tableIncStepPerVnode | Yes | No |
| 113 | cache | Yes | No |
| 114 | blocks | Yes | No |
| 115 | days | Yes | No |
| 116 | keep | Yes | No |
| 117 | minRows | Yes | No |
| 118 | maxRows | Yes | No |
| 119 | quorum | Yes | No |
| 120 | comp | Yes | No |
| 121 | walLevel | Yes | No |
| 122 | fsync | Yes | No |
| 123 | replica | Yes | No |
| 124 | partitions | Yes | No |
| 125 | quorum | Yes | No |
| 126 | update | Yes | No |
| 127 | cachelast | Yes | No |
| 128 | maxSQLLength | Yes | No |
| 129 | maxWildCardsLength | Yes | No |
| 130 | maxRegexStringLen | Yes | No |
| 131 | maxNumOfOrderedRes | Yes | No |
| 132 | maxConnections | Yes | No |
| 133 | mnodeEqualVnodeNum | Yes | No |
| 134 | http | Yes | No |
| 135 | httpEnableRecordSql | Yes | No |
| 136 | httpMaxThreads | Yes | No |
| 137 | restfulRowLimit | Yes | No |
| 138 | httpDbNameMandatory | Yes | No |
| 139 | httpKeepAlive | Yes | No |
| 140 | enableRecordSql | Yes | No |
| 141 | maxBinaryDisplayWidth | Yes | No |
| 142 | stream | Yes | No |
| 143 | retrieveBlockingModel | Yes | No |
| 144 | tsdbMetaCompactRatio | Yes | No |
| 145 | defaultJSONStrType | Yes | No |
| 146 | walFlushSize | Yes | No |
| 147 | keepTimeOffset | Yes | No |
| 148 | flowctrl | Yes | No |
| 149 | slaveQuery | Yes | No |
| 150 | adjustMaster | Yes | No |
| 151 | topicBinaryLen | Yes | No |
| 152 | telegrafUseFieldNum | Yes | No |
| 153 | deadLockKillQuery | Yes | No |
| 154 | clientMerge | Yes | No |
| 155 | sdbDebugFlag | Yes | No |
| 156 | odbcDebugFlag | Yes | No |
| 157 | httpDebugFlag | Yes | No |
| 158 | monDebugFlag | Yes | No |
| 159 | cqDebugFlag | Yes | No |
| 160 | shortcutFlag | Yes | No |
| 161 | probeSeconds | Yes | No |
| 162 | probeKillSeconds | Yes | No |
| 163 | probeInterval | Yes | No |
| 164 | lossyColumns | Yes | No |
| 165 | fPrecision | Yes | No |
| 166 | dPrecision | Yes | No |
| 167 | maxRange | Yes | No |
| 168 | range | Yes | No |

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@ -52,7 +52,7 @@ CREATE TABLE d1004 USING meters TAGS ("California.LosAngeles", 3);
### 创建流
```sql
create stream current_stream into current_stream_output_stb as select _wstart as start, _wend as end, max(current) as max_current from meters where voltage <= 220 interval (5s);
create stream current_stream into current_stream_output_stb as select _wstart as start, _wend as wend, max(current) as max_current from meters where voltage <= 220 interval (5s);
```
### 写入数据
@ -71,7 +71,7 @@ insert into d1004 values("2018-10-03 14:38:06.500", 11.50000, 221, 0.35000);
```sql
taos> select start, end, max_current from current_stream_output_stb;
start | end | max_current |
start | wend | max_current |
===========================================================================
2018-10-03 14:38:05.000 | 2018-10-03 14:38:10.000 | 10.30000 |
2018-10-03 14:38:15.000 | 2018-10-03 14:38:20.000 | 12.60000 |

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@ -125,7 +125,7 @@ curl -L -u username:password -d "<SQL>" <ip>:<PORT>/rest/sql/[db_name]
### HTTP body 结构
#### 正确执行
#### 正确执行插入
样例:
@ -145,7 +145,7 @@ curl -L -u username:password -d "<SQL>" <ip>:<PORT>/rest/sql/[db_name]
- rows`int`)只返回 `1`。
- data`[][]any`)返回受影响行数。
#### 正确查询
#### 正确执行查询
样例:

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@ -116,7 +116,7 @@ DSN 描述字符串基本结构如下:
- **protocol**: 显示指定以何种方式建立连接,例如:`taos+ws://localhost:6041` 指定以 Websocket 方式建立连接。
- **username/password**: 用于创建连接的用户名及密码。
- **host/port**: 指定创建连接的服务器及端口,当不指定服务器地址及端口时(`taos://`),原生连接默认为 `localhost:6030`Websocket 连接默认为 `localhost:6041` 。
- **database**: 指定默认连接的数据库名。
- **database**: 指定默认连接的数据库名,可选参数
- **params**:其他可选参数。
一个完整的 DSN 描述字符串示例如下:

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@ -154,7 +154,7 @@ namespace TDengineExample
* **host/port**: 指定创建连接的服务器及端口WebSocket 连接默认为 `localhost:6041` 。
* **database**: 指定默认连接的数据库名。
* **database**: 指定默认连接的数据库名,可选参数
* **params**:其他可选参数。

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@ -325,7 +325,7 @@ charset 的有效值是 UTF-8。
| 适用范围 | 仅服务端适用 |
| 含义 | dnode 支持的最大 vnode 数目 |
| 取值范围 | 0-4096 |
| 缺省值 | 256 |
| 缺省值 | CPU 核数的 2 倍 |
## 时间相关
@ -668,153 +668,154 @@ charset 的有效值是 UTF-8。
| 15 | telemetryPort | 否 | 是 |
| 16 | queryPolicy | 否 | 是 |
| 17 | querySmaOptimize | 否 | 是 |
| 18 | queryBufferSize | 是 | 是 |
| 19 | maxNumOfDistinctRes | 是 | 是 |
| 20 | minSlidingTime | 是 | 是 |
| 21 | minIntervalTime | 是 | 是 |
| 22 | countAlwaysReturnValue | 是 | 是 |
| 23 | dataDir | 是 | 是 |
| 24 | minimalDataDirGB | 是 | 是 |
| 25 | supportVnodes | 否 | 是 |
| 26 | tempDir | 是 | 是 |
| 27 | minimalTmpDirGB | 是 | 是 |
| 28 | compressMsgSize | 是 | 是 |
| 29 | compressColData | 是 | 是 |
| 30 | smlChildTableName | 是 | 是 |
| 31 | smlTagName | 是 | 是 |
| 32 | smlDataFormat | 否 | 是 |
| 33 | statusInterval | 是 | 是 |
| 34 | shellActivityTimer | 是 | 是 |
| 35 | transPullupInterval | 否 | 是 |
| 36 | mqRebalanceInterval | 否 | 是 |
| 37 | ttlUnit | 否 | 是 |
| 38 | ttlPushInterval | 否 | 是 |
| 39 | numOfTaskQueueThreads | 否 | 是 |
| 40 | numOfRpcThreads | 否 | 是 |
| 41 | numOfCommitThreads | 是 | 是 |
| 42 | numOfMnodeReadThreads | 否 | 是 |
| 43 | numOfVnodeQueryThreads | 否 | 是 |
| 44 | numOfVnodeStreamThreads | 否 | 是 |
| 45 | numOfVnodeFetchThreads | 否 | 是 |
| 46 | numOfVnodeWriteThreads | 否 | 是 |
| 47 | numOfVnodeSyncThreads | 否 | 是 |
| 48 | numOfVnodeRsmaThreads | 否 | 是 |
| 49 | numOfQnodeQueryThreads | 否 | 是 |
| 50 | numOfQnodeFetchThreads | 否 | 是 |
| 51 | numOfSnodeSharedThreads | 否 | 是 |
| 52 | numOfSnodeUniqueThreads | 否 | 是 |
| 53 | rpcQueueMemoryAllowed | 否 | 是 |
| 54 | logDir | 是 | 是 |
| 55 | minimalLogDirGB | 是 | 是 |
| 56 | numOfLogLines | 是 | 是 |
| 57 | asyncLog | 是 | 是 |
| 58 | logKeepDays | 是 | 是 |
| 59 | debugFlag | 是 | 是 |
| 60 | tmrDebugFlag | 是 | 是 |
| 61 | uDebugFlag | 是 | 是 |
| 62 | rpcDebugFlag | 是 | 是 |
| 63 | jniDebugFlag | 是 | 是 |
| 64 | qDebugFlag | 是 | 是 |
| 65 | cDebugFlag | 是 | 是 |
| 66 | dDebugFlag | 是 | 是 |
| 67 | vDebugFlag | 是 | 是 |
| 68 | mDebugFlag | 是 | 是 |
| 69 | wDebugFlag | 是 | 是 |
| 70 | sDebugFlag | 是 | 是 |
| 71 | tsdbDebugFlag | 是 | 是 |
| 72 | tqDebugFlag | 否 | 是 |
| 73 | fsDebugFlag | 是 | 是 |
| 74 | udfDebugFlag | 否 | 是 |
| 75 | smaDebugFlag | 否 | 是 |
| 76 | idxDebugFlag | 否 | 是 |
| 77 | tdbDebugFlag | 否 | 是 |
| 78 | metaDebugFlag | 否 | 是 |
| 79 | timezone | 是 | 是 |
| 80 | locale | 是 | 是 |
| 81 | charset | 是 | 是 |
| 82 | udf | 是 | 是 |
| 83 | enableCoreFile | 是 | 是 |
| 84 | arbitrator | 是 | 否 |
| 85 | numOfThreadsPerCore | 是 | 否 |
| 86 | numOfMnodes | 是 | 否 |
| 87 | vnodeBak | 是 | 否 |
| 88 | balance | 是 | 否 |
| 89 | balanceInterval | 是 | 否 |
| 90 | offlineThreshold | 是 | 否 |
| 91 | role | 是 | 否 |
| 92 | dnodeNopLoop | 是 | 否 |
| 93 | keepTimeOffset | 是 | 否 |
| 94 | rpcTimer | 是 | 否 |
| 95 | rpcMaxTime | 是 | 否 |
| 96 | rpcForceTcp | 是 | 否 |
| 97 | tcpConnTimeout | 是 | 否 |
| 98 | syncCheckInterval | 是 | 否 |
| 99 | maxTmrCtrl | 是 | 否 |
| 100 | monitorReplica | 是 | 否 |
| 101 | smlTagNullName | 是 | 否 |
| 102 | keepColumnName | 是 | 否 |
| 103 | ratioOfQueryCores | 是 | 否 |
| 104 | maxStreamCompDelay | 是 | 否 |
| 105 | maxFirstStreamCompDelay | 是 | 否 |
| 106 | retryStreamCompDelay | 是 | 否 |
| 107 | streamCompDelayRatio | 是 | 否 |
| 108 | maxVgroupsPerDb | 是 | 否 |
| 109 | maxTablesPerVnode | 是 | 否 |
| 110 | minTablesPerVnode | 是 | 否 |
| 111 | tableIncStepPerVnode | 是 | 否 |
| 112 | cache | 是 | 否 |
| 113 | blocks | 是 | 否 |
| 114 | days | 是 | 否 |
| 115 | keep | 是 | 否 |
| 116 | minRows | 是 | 否 |
| 117 | maxRows | 是 | 否 |
| 118 | quorum | 是 | 否 |
| 119 | comp | 是 | 否 |
| 120 | walLevel | 是 | 否 |
| 121 | fsync | 是 | 否 |
| 122 | replica | 是 | 否 |
| 123 | partitions | 是 | 否 |
| 124 | quorum | 是 | 否 |
| 125 | update | 是 | 否 |
| 126 | cachelast | 是 | 否 |
| 127 | maxSQLLength | 是 | 否 |
| 128 | maxWildCardsLength | 是 | 否 |
| 129 | maxRegexStringLen | 是 | 否 |
| 130 | maxNumOfOrderedRes | 是 | 否 |
| 131 | maxConnections | 是 | 否 |
| 132 | mnodeEqualVnodeNum | 是 | 否 |
| 133 | http | 是 | 否 |
| 134 | httpEnableRecordSql | 是 | 否 |
| 135 | httpMaxThreads | 是 | 否 |
| 136 | restfulRowLimit | 是 | 否 |
| 137 | httpDbNameMandatory | 是 | 否 |
| 138 | httpKeepAlive | 是 | 否 |
| 139 | enableRecordSql | 是 | 否 |
| 140 | maxBinaryDisplayWidth | 是 | 否 |
| 141 | stream | 是 | 否 |
| 142 | retrieveBlockingModel | 是 | 否 |
| 143 | tsdbMetaCompactRatio | 是 | 否 |
| 144 | defaultJSONStrType | 是 | 否 |
| 145 | walFlushSize | 是 | 否 |
| 146 | keepTimeOffset | 是 | 否 |
| 147 | flowctrl | 是 | 否 |
| 148 | slaveQuery | 是 | 否 |
| 149 | adjustMaster | 是 | 否 |
| 150 | topicBinaryLen | 是 | 否 |
| 151 | telegrafUseFieldNum | 是 | 否 |
| 152 | deadLockKillQuery | 是 | 否 |
| 153 | clientMerge | 是 | 否 |
| 154 | sdbDebugFlag | 是 | 否 |
| 155 | odbcDebugFlag | 是 | 否 |
| 156 | httpDebugFlag | 是 | 否 |
| 157 | monDebugFlag | 是 | 否 |
| 158 | cqDebugFlag | 是 | 否 |
| 159 | shortcutFlag | 是 | 否 |
| 160 | probeSeconds | 是 | 否 |
| 161 | probeKillSeconds | 是 | 否 |
| 162 | probeInterval | 是 | 否 |
| 163 | lossyColumns | 是 | 否 |
| 164 | fPrecision | 是 | 否 |
| 165 | dPrecision | 是 | 否 |
| 166 | maxRange | 是 | 否 |
| 167 | range | 是 | 否 |
| 18 | queryRsmaTolerance | 否 | 是 |
| 19 | queryBufferSize | 是 | 是 |
| 20 | maxNumOfDistinctRes | 是 | 是 |
| 21 | minSlidingTime | 是 | 是 |
| 22 | minIntervalTime | 是 | 是 |
| 23 | countAlwaysReturnValue | 是 | 是 |
| 24 | dataDir | 是 | 是 |
| 25 | minimalDataDirGB | 是 | 是 |
| 26 | supportVnodes | 否 | 是 |
| 27 | tempDir | 是 | 是 |
| 28 | minimalTmpDirGB | 是 | 是 |
| 29 | compressMsgSize | 是 | 是 |
| 30 | compressColData | 是 | 是 |
| 31 | smlChildTableName | 是 | 是 |
| 32 | smlTagName | 是 | 是 |
| 33 | smlDataFormat | 否 | 是 |
| 34 | statusInterval | 是 | 是 |
| 35 | shellActivityTimer | 是 | 是 |
| 36 | transPullupInterval | 否 | 是 |
| 37 | mqRebalanceInterval | 否 | 是 |
| 38 | ttlUnit | 否 | 是 |
| 39 | ttlPushInterval | 否 | 是 |
| 40 | numOfTaskQueueThreads | 否 | 是 |
| 41 | numOfRpcThreads | 否 | 是 |
| 42 | numOfCommitThreads | 是 | 是 |
| 43 | numOfMnodeReadThreads | 否 | 是 |
| 44 | numOfVnodeQueryThreads | 否 | 是 |
| 45 | numOfVnodeStreamThreads | 否 | 是 |
| 46 | numOfVnodeFetchThreads | 否 | 是 |
| 47 | numOfVnodeWriteThreads | 否 | 是 |
| 48 | numOfVnodeSyncThreads | 否 | 是 |
| 49 | numOfVnodeRsmaThreads | 否 | 是 |
| 50 | numOfQnodeQueryThreads | 否 | 是 |
| 51 | numOfQnodeFetchThreads | 否 | 是 |
| 52 | numOfSnodeSharedThreads | 否 | 是 |
| 53 | numOfSnodeUniqueThreads | 否 | 是 |
| 54 | rpcQueueMemoryAllowed | 否 | 是 |
| 55 | logDir | 是 | 是 |
| 56 | minimalLogDirGB | 是 | 是 |
| 57 | numOfLogLines | 是 | 是 |
| 58 | asyncLog | 是 | 是 |
| 59 | logKeepDays | 是 | 是 |
| 60 | debugFlag | 是 | 是 |
| 61 | tmrDebugFlag | 是 | 是 |
| 62 | uDebugFlag | 是 | 是 |
| 63 | rpcDebugFlag | 是 | 是 |
| 64 | jniDebugFlag | 是 | 是 |
| 65 | qDebugFlag | 是 | 是 |
| 66 | cDebugFlag | 是 | 是 |
| 67 | dDebugFlag | 是 | 是 |
| 68 | vDebugFlag | 是 | 是 |
| 69 | mDebugFlag | 是 | 是 |
| 70 | wDebugFlag | 是 | 是 |
| 71 | sDebugFlag | 是 | 是 |
| 72 | tsdbDebugFlag | 是 | 是 |
| 73 | tqDebugFlag | 否 | 是 |
| 74 | fsDebugFlag | 是 | 是 |
| 75 | udfDebugFlag | 否 | 是 |
| 76 | smaDebugFlag | 否 | 是 |
| 77 | idxDebugFlag | 否 | 是 |
| 78 | tdbDebugFlag | 否 | 是 |
| 79 | metaDebugFlag | 否 | 是 |
| 80 | timezone | 是 | 是 |
| 81 | locale | 是 | 是 |
| 82 | charset | 是 | 是 |
| 83 | udf | 是 | 是 |
| 84 | enableCoreFile | 是 | 是 |
| 85 | arbitrator | 是 | 否 |
| 86 | numOfThreadsPerCore | 是 | 否 |
| 87 | numOfMnodes | 是 | 否 |
| 88 | vnodeBak | 是 | 否 |
| 89 | balance | 是 | 否 |
| 90 | balanceInterval | 是 | 否 |
| 91 | offlineThreshold | 是 | 否 |
| 92 | role | 是 | 否 |
| 93 | dnodeNopLoop | 是 | 否 |
| 94 | keepTimeOffset | 是 | 否 |
| 95 | rpcTimer | 是 | 否 |
| 96 | rpcMaxTime | 是 | 否 |
| 97 | rpcForceTcp | 是 | 否 |
| 98 | tcpConnTimeout | 是 | 否 |
| 99 | syncCheckInterval | 是 | 否 |
| 100 | maxTmrCtrl | 是 | 否 |
| 101 | monitorReplica | 是 | 否 |
| 102 | smlTagNullName | 是 | 否 |
| 103 | keepColumnName | 是 | 否 |
| 104 | ratioOfQueryCores | 是 | 否 |
| 105 | maxStreamCompDelay | 是 | 否 |
| 106 | maxFirstStreamCompDelay | 是 | 否 |
| 107 | retryStreamCompDelay | 是 | 否 |
| 108 | streamCompDelayRatio | 是 | 否 |
| 109 | maxVgroupsPerDb | 是 | 否 |
| 110 | maxTablesPerVnode | 是 | 否 |
| 111 | minTablesPerVnode | 是 | 否 |
| 112 | tableIncStepPerVnode | 是 | 否 |
| 113 | cache | 是 | 否 |
| 114 | blocks | 是 | 否 |
| 115 | days | 是 | 否 |
| 116 | keep | 是 | 否 |
| 117 | minRows | 是 | 否 |
| 118 | maxRows | 是 | 否 |
| 119 | quorum | 是 | 否 |
| 120 | comp | 是 | 否 |
| 121 | walLevel | 是 | 否 |
| 122 | fsync | 是 | 否 |
| 123 | replica | 是 | 否 |
| 124 | partitions | 是 | 否 |
| 125 | quorum | 是 | 否 |
| 126 | update | 是 | 否 |
| 127 | cachelast | 是 | 否 |
| 128 | maxSQLLength | 是 | 否 |
| 129 | maxWildCardsLength | 是 | 否 |
| 130 | maxRegexStringLen | 是 | 否 |
| 131 | maxNumOfOrderedRes | 是 | 否 |
| 132 | maxConnections | 是 | 否 |
| 133 | mnodeEqualVnodeNum | 是 | 否 |
| 134 | http | 是 | 否 |
| 135 | httpEnableRecordSql | 是 | 否 |
| 136 | httpMaxThreads | 是 | 否 |
| 137 | restfulRowLimit | 是 | 否 |
| 138 | httpDbNameMandatory | 是 | 否 |
| 139 | httpKeepAlive | 是 | 否 |
| 140 | enableRecordSql | 是 | 否 |
| 141 | maxBinaryDisplayWidth | 是 | 否 |
| 142 | stream | 是 | 否 |
| 143 | retrieveBlockingModel | 是 | 否 |
| 144 | tsdbMetaCompactRatio | 是 | 否 |
| 145 | defaultJSONStrType | 是 | 否 |
| 146 | walFlushSize | 是 | 否 |
| 147 | keepTimeOffset | 是 | 否 |
| 148 | flowctrl | 是 | 否 |
| 149 | slaveQuery | 是 | 否 |
| 150 | adjustMaster | 是 | 否 |
| 151 | topicBinaryLen | 是 | 否 |
| 152 | telegrafUseFieldNum | 是 | 否 |
| 153 | deadLockKillQuery | 是 | 否 |
| 154 | clientMerge | 是 | 否 |
| 155 | sdbDebugFlag | 是 | 否 |
| 156 | odbcDebugFlag | 是 | 否 |
| 157 | httpDebugFlag | 是 | 否 |
| 158 | monDebugFlag | 是 | 否 |
| 159 | cqDebugFlag | 是 | 否 |
| 160 | shortcutFlag | 是 | 否 |
| 161 | probeSeconds | 是 | 否 |
| 162 | probeKillSeconds | 是 | 否 |
| 163 | probeInterval | 是 | 否 |
| 164 | lossyColumns | 是 | 否 |
| 165 | fPrecision | 是 | 否 |
| 166 | dPrecision | 是 | 否 |
| 167 | maxRange | 是 | 否 |
| 168 | range | 是 | 否 |