提交 d9490624 编写于 作者: X xleili

docs(cloud):C# suppply cloud in/out doc and fix ivavalid path

上级 4d598231
```csharp
// {{#include docs/examples/csharp/SubscribeDemo.cs}}
{{#include docs/examples/csharp/native-example/SubscribeDemo.cs}}
```
\ No newline at end of file

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Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "inout", "inout\inout.csproj", "{058C3864-CF33-459D-B1A7-F7E1C6AED452}"
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Microsoft Visual Studio Solution File, Format Version 12.00
# Visual Studio Version 16
VisualStudioVersion = 16.0.30114.105
MinimumVisualStudioVersion = 10.0.40219.1
Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "connect", "connect\connect.csproj", "{4006CF0C-17BE-4508-9682-A85298F8C92D}"
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Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "usage", "usage\usage.csproj", "{243C420F-FC47-4F21-B81E-83CDE91F2D47}"
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Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "inout", "inout\inout.csproj", "{058C3864-CF33-459D-B1A7-F7E1C6AED452}"
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GlobalSection(SolutionConfigurationPlatforms) = preSolution
Debug|Any CPU = Debug|Any CPU
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{4006CF0C-17BE-4508-9682-A85298F8C92D}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
{4006CF0C-17BE-4508-9682-A85298F8C92D}.Debug|Any CPU.Build.0 = Debug|Any CPU
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{4006CF0C-17BE-4508-9682-A85298F8C92D}.Release|Any CPU.Build.0 = Release|Any CPU
{243C420F-FC47-4F21-B81E-83CDE91F2D47}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
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{058C3864-CF33-459D-B1A7-F7E1C6AED452}.Release|Any CPU.Build.0 = Release|Any CPU
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using System;
using TDengineDriver;
using TDengineWS.Impl;
using System.Collections.Generic;
namespace Cloud.Examples
{
public class InOutExample
{
static void Main(string[] args)
{
string dsn = Environment.GetEnvironmentVariable("TDENGINE_CLOUD_DSN");
IntPtr conn = LibTaosWS.WSConnectWithDSN(dsn);
if (conn != IntPtr.Zero)
{
try
{
// ANCHOR: insert
string createTable = "CREATE STABLE if not exists test.meters (ts TIMESTAMP, current FLOAT, voltage INT, phase FLOAT) TAGS (location BINARY(64), groupId INT)";
string insertData = "INSERT INTO test.d1001 USING test.meters TAGS('California.SanFrancisco', 1) VALUES ('2018-10-03 14:38:05.000', 10.30000, 219, 0.31000)" +
"test.d1002 USING test.meters TAGS('California.SanFrancisco', 2) VALUES ('2018-10-03 14:38:16.650', 10.30000, 218, 0.25000)" +
"test.d1003 USING test.meters TAGS('California.LosAngeles', 3) VALUES ('2018-10-03 14:38:05.500', 11.80000, 221, 0.28000)" +
"test.d1004 USING test.meters TAGS('California.LosAngeles', 4) VALUES ('2018-10-03 14:38:05.000', 10.80000, 223, 0.29000) ";
// create database under database named 'test'
IntPtr res = LibTaosWS.WSQuery(conn, createTable);
ValidQueryExecution(res);
// Free the query result every time when used up it.
LibTaosWS.WSFreeResult(res);
// insert data into the table created in previous step.
res = LibTaosWS.WSQuery(conn, insertData);
ValidQueryExecution(res);
// Free the query result every time when used up it.
LibTaosWS.WSFreeResult(res);
// ANCHOR: query
void ValidQueryExecution(IntPtr res)
{
int code = LibTaosWS.WSErrorNo(res);
if (code != 0)
{
throw new Exception($"execute SQL failed: reason: {LibTaosWS.WSErrorStr(res)}, code:{code}");
}
}
// ANCHOR_END: insert
string selectTable = "select * from test.meters";
IntPtr res = LibTaosWS.WSQueryTimeout(conn, selectTable, 5000);
ValidQueryExecution(res);
// get meta info of the retrieved data as List
List<TDengineMeta> metas = LibTaosWS.WSGetFields(res);
// get data of the retrieved data as List.
List<object> dataSet = LibTaosWS.WSGetData(res);
// Free the query result every time when used up it.
LibTaosWS.WSFreeResult(res);
// ANCHOR_END: query
}
finally
{
// close connect
LibTaosWS.WSClose(conn);
}
}
else
{
throw new Exception($"get connection failed,reason:{LibTaosWS.WSErrorStr(conn)},code:{LibTaosWS.WSErrorNo(conn)}");
}
sum(1, 2);
void sum(int i, int j)
{
Console.WriteLine("{0} + {1} = {2}", i, j, i + j);
}
}
}
using System;
using TDengineDriver;
using TDengineWS.Impl;
using System.Collections.Generic;
namespace Cloud.Examples
{
public class InOutExample
{
static void Main(string[] args)
{
string dsn = Environment.GetEnvironmentVariable("TDENGINE_CLOUD_DSN");
IntPtr conn = LibTaosWS.WSConnectWithDSN(dsn);
if (conn != IntPtr.Zero)
{
try
{
// ANCHOR: insert
string createTable = "CREATE STABLE if not exists test.meters (ts TIMESTAMP, current FLOAT, voltage INT, phase FLOAT) TAGS (location BINARY(64), groupId INT)";
string insertData = "INSERT INTO test.d1001 USING test.meters TAGS('California.SanFrancisco', 1) VALUES ('2018-10-03 14:38:05.000', 10.30000, 219, 0.31000)" +
"test.d1002 USING test.meters TAGS('California.SanFrancisco', 2) VALUES ('2018-10-03 14:38:16.650', 10.30000, 218, 0.25000)" +
"test.d1003 USING test.meters TAGS('California.LosAngeles', 3) VALUES ('2018-10-03 14:38:05.500', 11.80000, 221, 0.28000)" +
"test.d1004 USING test.meters TAGS('California.LosAngeles', 4) VALUES ('2018-10-03 14:38:05.000', 10.80000, 223, 0.29000) ";
// create database under database named 'test'
IntPtr res = LibTaosWS.WSQuery(conn, createTable);
ValidQueryExecution(res);
// Free the query result every time when used up it.
LibTaosWS.WSFreeResult(res);
// insert data into the table created in previous step.
res = LibTaosWS.WSQuery(conn, insertData);
ValidQueryExecution(res);
// Free the query result every time when used up it.
LibTaosWS.WSFreeResult(res);
// ANCHOR: query
void ValidQueryExecution(IntPtr res)
{
int code = LibTaosWS.WSErrorNo(res);
if (code != 0)
{
throw new Exception($"execute SQL failed: reason: {LibTaosWS.WSErrorStr(res)}, code:{code}");
}
}
// ANCHOR_END: insert
string selectTable = "select * from test.meters";
res = LibTaosWS.WSQueryTimeout(conn, selectTable, 5000);
ValidQueryExecution(res);
// get meta info of the retrieved data as List
List<TDengineMeta> metas = LibTaosWS.WSGetFields(res);
// get data of the retrieved data as List.
List<object> dataSet = LibTaosWS.WSGetData(res);
// Free the query result every time when used up it.
LibTaosWS.WSFreeResult(res);
// ANCHOR_END: query
}
finally
{
// close connect
LibTaosWS.WSClose(conn);
}
}
else
{
throw new Exception($"get connection failed,reason:{LibTaosWS.WSErrorStr(conn)},code:{LibTaosWS.WSErrorNo(conn)}");
}
}
}
}
\ No newline at end of file
<Project Sdk="Microsoft.NET.Sdk">
<PropertyGroup>
<OutputType>Exe</OutputType>
<TargetFramework>net5.0</TargetFramework>
<Nullable>enable</Nullable>
</PropertyGroup>
<Project Sdk="Microsoft.NET.Sdk">
<PropertyGroup>
<OutputType>Exe</OutputType>
<TargetFramework>net5.0</TargetFramework>
<Nullable>enable</Nullable>
</PropertyGroup>
<ItemGroup>
<PackageReference Include="TDengine.Connector" Version="3.0.1" />
</ItemGroup>
</Project>
</ItemGroup>
</Project>
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