public void DropDb()
{
var commandText = "DROP SCHEMA public CASCADE;CREATE SCHEMA public;";
Database.ExecuteSqlCommand(commandText);
}
/// <summary>
/// sql执行数据库
/// </summary>
/// <param name="sql"></param>
/// <param name="parms"></param>
/// <returns></returns>
public int ExecuteSqlCommand(string sql, params object[] parms)
{
return(Database.ExecuteSqlCommand(sql, parms));
}