我需要编写一个程序,该程序在特定路径位置迭代一些SQL脚本并执行它们。进度将在进度栏中增加,我仍然需要做,进度将显示在上TextBox
。运行程序时,出现以下错误:
'\'附近的语法不正确。
代码如下:
public void runScripts()
{
int lc = System.IO.Directory.GetFiles(this.sc, "*.*", System.IO.SearchOption.AllDirectories).Length;
this.pgbCopyProgress.Maximum = lc;
DirectoryInfo dir = new DirectoryInfo(this.sc);
DirectoryInfo[] dirs = dir.GetDirectories();
if (!dir.Exists)
{
throw new DirectoryNotFoundException(
"Source directory does not exist or could not be found: "
+ this.sc);
}
// Get the scripts in the directory and run them
FileInfo[] files = dir.GetFiles();
foreach (FileInfo file in files)
{
try
{
string sqlConnectionString = "Data Source=(local);Initial Catalog=Wiehan_Deployer;Integrated Security=True";
string f = this.sc;
f = f + @"\" + file;
FileInfo fl = new FileInfo(f);
string scripts = file.OpenText().ReadToEnd();
SqlConnection con = new SqlConnection(sqlConnectionString);
con.Open();
SqlCommand cmd = new SqlCommand();
cmd.Connection = con;
cmd.CommandText = fl.ToString();
cmd.ExecuteNonQuery();
con.Close();
txtEvents.Text += "\nScript executed successfully." + f;
lc = System.IO.Directory.GetFiles(this.sc, "*.*", System.IO.SearchOption.AllDirectories).Length;
this.pgbCopyProgress.Value = lc;
this.pgbCopyProgress.Update();
this.pgbCopyProgress.Refresh();
}
catch (Exception ex)
{
txtEvents.Text += ex.Message + "\r\n" ;
txtEvents.Update();
txtEvents.Refresh();
}
}
}
这就是问题:
cmd.CommandText = fl.ToString();
您将文件名作为命令文本而不是文本本身传递。您正在此处加载文本:
string scripts = file.OpenText().ReadToEnd();
...但不使用该变量。我怀疑您想要:
cmd.CommandText = scripts;
注意,使用File.ReadAllText
将比创建新的FileInfo
等简单得多:
string sql = File.ReadAllText(@"\\" + this.sc);
还要注意的是,你应该有using
你的报表SqlConnection
,并SqlCommand
以正常关闭他们,如果有异常抛出。
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