本文整理汇总了C#中System.Data.Common.DbProviderFactory.ExecuteNonQuery方法的典型用法代码示例。如果您正苦于以下问题：C# DbProviderFactory.ExecuteNonQuery方法的具体用法？C# DbProviderFactory.ExecuteNonQuery怎么用？C# DbProviderFactory.ExecuteNonQuery使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类System.Data.Common.DbProviderFactory的用法示例。
在下文中一共展示了DbProviderFactory.ExecuteNonQuery方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: _CreateDatabase
private static void _CreateDatabase(DbProviderFactory provider, string connectionString, string providerName)
{
string dbName, dbFile;
string connStr = _StripDbName(connectionString, providerName, out dbName, out dbFile);
var command = new StringBuilder(); // Build SQL Command..
if (providerName == SQLiteProvider)
{
// Do nothing..
return;
}
if (providerName == SqlCe)
{
if (File.Exists(dbName))
{
File.Delete(dbName);
}
Type type = Type.GetType("System.Data.SqlServerCe.SqlCeEngine, System.Data.SqlServerCe");
PropertyInfo localConnectionString = type.GetProperty("LocalConnectionString");
MethodInfo createDatabase = type.GetMethod("CreateDatabase");
object engine = Activator.CreateInstance(type);
localConnectionString.SetValue(engine, string.Format("Data Source='{0}';", dbName), null);
createDatabase.Invoke(engine, new object[0]);
return;
}
if (providerName == Firebird)
{
if (File.Exists(dbName))
{
File.Delete(dbName);
}
Type type = Type.GetType("FirebirdSql.Data.FirebirdClient.FbConnection, FirebirdSql.Data.FirebirdClient");
MethodInfo createDatabase = type.GetMethod(
"CreateDatabase",
new[]
{
typeof(string), typeof(int), typeof(bool),
typeof(bool)
});
object engine = Activator.CreateInstance(type);
createDatabase.Invoke(engine, new object[] { connectionString, 8192, true, false });
return;
}
else if (providerName == OracleDataProvider)
{
throw new NotImplementedException();
}
else if (providerName == PostgreSQLProvider)
{
command.AppendFormat(CultureInfo.InvariantCulture, "CREATE DATABASE \"{0}\" WITH ENCODING = 'UTF8'", dbName);
}
else if (providerName == MsSqlProvider)
{
command.AppendFormat(CultureInfo.InvariantCulture, "CREATE DATABASE [{0}] ", dbName);
// Handle MSSQL AttachDBFile..
if (providerName == MsSqlProvider && !string.IsNullOrEmpty(dbFile))
{
string fname = Path.GetFileNameWithoutExtension(dbFile);
string pathname = Path.Combine(Path.GetDirectoryName(dbFile), fname);
command.AppendFormat(
CultureInfo.InvariantCulture,
"ON PRIMARY (NAME = {0}, FILENAME = '{1}.mdf', SIZE = 10MB) " + "LOG ON (NAME = {0}_log, FILENAME = '{1}.ldf', SIZE = 2MB)",
fname,
pathname);
}
}
log.DebugFormat(CultureInfo.InvariantCulture, "Creating Database '{0}..", dbName);
provider.ExecuteNonQuery(connStr, command.ToString());
log.InfoFormat(CultureInfo.InvariantCulture, "Database instance '{0}' created!", dbName);
}