
cmd.ExecuteNonQuery() 出现异常,新人跪谢指导
我是初学者,给表插入数据时老是出错,拜托前辈给点指导吧classProgram{staticvoidMain(string[]args){stringdataDir=Ap...
我是初学者,给表插入数据时老是出错,拜托前辈给点指导吧
class Program
{
static void Main(string[] args)
{
string dataDir = AppDomain.CurrentDomain.BaseDirectory;
if (dataDir.EndsWith(@"\bin\Debug\")
|| dataDir.EndsWith(@"\bin\Release\"))
{
dataDir = System.IO.Directory.GetParent(dataDir).Parent.Parent.FullName;
AppDomain.CurrentDomain.SetData("DataDirectory", dataDir);
}
using (SqlConnection conn = new SqlConnection(@"data source=.\SQLEXPRESS;AttachDBFilename=|DataDirectory|D5.mdf;Integrated Security=true;User Instance=true"))
{
conn.Open();
Console.WriteLine("数据库连接打开............");
using (SqlCommand cmd = conn.CreateCommand())
{
cmd.CommandText = "insert into Table(name) values ( '王八')";
cmd.ExecuteNonQuery();
Console.WriteLine("插入数据成功............");
}
}
Console.ReadKey();
}
} 展开
class Program
{
static void Main(string[] args)
{
string dataDir = AppDomain.CurrentDomain.BaseDirectory;
if (dataDir.EndsWith(@"\bin\Debug\")
|| dataDir.EndsWith(@"\bin\Release\"))
{
dataDir = System.IO.Directory.GetParent(dataDir).Parent.Parent.FullName;
AppDomain.CurrentDomain.SetData("DataDirectory", dataDir);
}
using (SqlConnection conn = new SqlConnection(@"data source=.\SQLEXPRESS;AttachDBFilename=|DataDirectory|D5.mdf;Integrated Security=true;User Instance=true"))
{
conn.Open();
Console.WriteLine("数据库连接打开............");
using (SqlCommand cmd = conn.CreateCommand())
{
cmd.CommandText = "insert into Table(name) values ( '王八')";
cmd.ExecuteNonQuery();
Console.WriteLine("插入数据成功............");
}
}
Console.ReadKey();
}
} 展开
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