备份sqlite操作

        /// <summary>
        /// 执行语句
        /// </summary>
        /// <param name="dbPath"></param>
        /// <param name="sql"></param>
        static void ExecSql(string dbPath, string sql)
        {
            ExecSql(dbPath, sql, null);
        }

        /// <summary>
        /// 执行语句
        /// </summary>
        /// <param name="dbPath"></param>
        /// <param name="sql"></param>
        /// <param name="prams"></param>
        static void ExecSql(string dbPath, string sql, SQLiteParameter[] prams)
        {
            using (SQLiteConnection conn = new SQLiteConnection("Data Source=" + dbPath))
            {
                conn.Open();
                using (SQLiteCommand cmd = new SQLiteCommand(sql, conn))
                {
                    if (prams != null)
                    {
                        foreach (SQLiteParameter parameter in prams)
                        {
                            cmd.Parameters.Add(parameter);
                        }
                    }
                    cmd.ExecuteNonQuery();
                    cmd.Dispose();
                }
                conn.Close();
                conn.Dispose();
            }
        }

        /// <summary>
        /// 执行查询
        /// </summary>
        /// <param name="dbPath"></param>
        /// <param name="sql"></param>
        /// <param name="fn"></param>
        static void ReadSql(string dbPath, string sql, Action<SQLiteDataReader> fn)
        {
            ReadSql(dbPath, sql, fn, null);
        }

        /// <summary>
        /// 执行查询
        /// </summary>
        /// <param name="dbPath"></param>
        /// <param name="sql"></param>
        /// <param name="fn"></param>
        /// <param name="prams"></param>
        static void ReadSql(string dbPath, string sql, Action<SQLiteDataReader> fn, SQLiteParameter[] prams)
        {
            using (SQLiteConnection conn = new SQLiteConnection("Data Source=" + dbPath))
            {
                conn.Open();
                using (SQLiteCommand cmd = new SQLiteCommand(sql, conn))
                {
                    if (prams != null)
                    {
                        foreach (SQLiteParameter parameter in prams)
                        {
                            cmd.Parameters.Add(parameter);
                        }
                    }
                    using (SQLiteDataReader rs = cmd.ExecuteReader())
                    {                        
                        while (rs.Read())
                        {
                            fn(rs);
                        }
                        rs.Close();
                        rs.Dispose();
                    }
                    cmd.Dispose();
                }
                conn.Close();
                conn.Dispose();
            }
        }