Oracle DB 优化代码 .NET-Java与Windows融合-立哥开发
发表时间:2020-10-19
发布人:葵宇科技
浏览次数:51
/*Copyright 2020 Jacky Zong .All rights reserved*/
using System;
using System.Data;
using System.Data.Common;
using Oracle.ManagedDataAccess.Client;
class DataSourceEnumSample
{
static void Main()
{
string ProviderName = "Oracle.ManagedDataAccess.Client";
DbProviderFactory factory = DbProviderFactories.GetFactory(ProviderName);
if (factory.CanCreateDataSourceEnumerator)
{
DbDataSourceEnumerator dsenum = factory.CreateDataSourceEnumerator();
DataTable dt = dsenum.GetDataSources();
// Print the first column/row entry in the DataTable
Console.WriteLine(dt.Columns[0] + " : " + dt.Rows[0][0]);
Console.WriteLine(dt.Columns[1] + " : " + dt.Rows[0][1]);
Console.WriteLine(dt.Columns[2] + " : " + dt.Rows[0][2]);
Console.WriteLine(dt.Columns[3] + " : " + dt.Rows[0][3]);
Console.WriteLine(dt.Columns[4] + " : " + dt.Rows[0][4]);
}
else
Console.Write("Data source enumeration is not supported by provider");
}
}