42 строки
1.2 KiB
C#
42 строки
1.2 KiB
C#
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using System;
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using System.Data;
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// <Snippet1>
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using Microsoft.Data.SqlClient;
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class Program
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{
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static void Main()
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{
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SqlConnectionStringBuilder builder =
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new SqlConnectionStringBuilder(GetConnectionString());
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Console.WriteLine("Connection string = " + builder.ConnectionString);
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// Keys you have provided return true.
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Console.WriteLine(builder.ContainsKey("Server"));
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// Comparison is case insensitive, and synonyms
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// are automatically converted to their "well-known"
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// names.
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Console.WriteLine(builder.ContainsKey("Database"));
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// Keys that are valid but have not been set return true.
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Console.WriteLine(builder.ContainsKey("Max Pool Size"));
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// Keys that do not exist return false.
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Console.WriteLine(builder.ContainsKey("MyKey"));
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Console.WriteLine("Press Enter to continue.");
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Console.ReadLine();
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}
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private static string GetConnectionString()
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{
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// To avoid storing the connection string in your code,
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// you can retrieve it from a configuration file.
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return "Server=(local);Integrated Security=SSPI;" +
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"Initial Catalog=AdventureWorks";
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}
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}
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// </Snippet1>
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