C# 使用codebehind inC.中的值创建表脚本#
我想用ado.net构建一个控制台应用程序,从数据库中获取一个表,并将其转换为文件中的字符串输出。我想用stringbuilder来实现这一点。但在获取数据并将其写入字符串生成器之前,我想用“xxx”填充表Person“name”和“last name”的两个字段。最终结果必须是tsql中带有create和insert values语句的文件C# 使用codebehind inC.中的值创建表脚本#,c#,sql,ado.net,C#,Sql,Ado.net,我想用ado.net构建一个控制台应用程序,从数据库中获取一个表,并将其转换为文件中的字符串输出。我想用stringbuilder来实现这一点。但在获取数据并将其写入字符串生成器之前,我想用“xxx”填充表Person“name”和“last name”的两个字段。最终结果必须是tsql中带有create和insert values语句的文件 class Program { static void Main(string[] args) {
class Program
{
static void Main(string[] args)
{
string ConString = @"Data Source=.;Initial Catalog=TEST;Integrated Security=True";
SqlConnection con = new SqlConnection(ConString);
string querystring = "Select * from person";
con.Open();
SqlCommand cmd = new SqlCommand(querystring, con);
SqlDataReader reader = cmd.ExecuteReader();
while (reader.Read())
{
Console.WriteLine(reader[0].ToString() + " " + reader[1].ToString() + " " + reader[2].ToString() + reader[3].ToString());
}
StringBuilder builder = new StringBuilder();
builder.Append("");
//CREATE TABLE Person
//[name] [varchar](20) NOT NULL,
//[surname] [varchar](20) NOT NULL,
//[Gender] [varchar](5) NOT NULL
//INSERT VALUES (...,...) with modifyed name and surname data and put it in the stringbuilder
string innerString = builder.ToString();
using (System.IO.StreamWriter file = new System.IO.StreamWriter(@"\script.txt"))
{
file.WriteLine(innerString.ToString());
}
Console.Read();
}
}
有没有明智的方法来实现这一点?
谢谢我相信这就是你想要的:
static void Main(string[] args)
{
string ConString = @"Data Source=.;Initial Catalog=Clients;Integrated Security=True";
SqlConnection con = new SqlConnection(ConString);
string querystring = "Select * from person";
con.Open();
SqlCommand cmd = new SqlCommand(querystring, con);
SqlDataReader reader = cmd.ExecuteReader();
StringBuilder builder = new StringBuilder();
builder.AppendLine("CREATE TABLE PERSON");
builder.AppendLine("(");
builder.AppendLine("[name] [varchar](20) NOT NULL,");
builder.AppendLine("[surname] [varchar](20) NOT NULL,");
builder.AppendLine("[gender] [varchar](5) NOT NULL");
builder.AppendLine(")");
while (reader.Read())
{
var name = reader[0].ToString();
var surname = reader[1].ToString();
var gender = reader[2].ToString();
var value4 = reader[3].ToString();
Console.WriteLine(name + " " + surname + " " + gender + value4);
builder.AppendLine("INSERT INTO PERSON (name, surname, gender) VALUES ('" + name + "','" + surname + "','" + gender + "')");
}
System.IO.File.WriteAllText(@"\script.txt", builder.ToString());
Console.Read();
}
谢谢我需要从sql中获取表名,以便它成为通用的。此解决方案提供硬编码字符串。并且性别列必须用sql中表中的数据填充。