/// <summary>
        /// 获取Sql语句内容
        /// </summary>
        /// <returns>Sql语句内容</returns>
        public override String GetCommandText()
        {
            SqlCommandBuilder sb = new SqlCommandBuilder(this.Database);

            sb.AppendDeletePrefix().AppendTableName(this._tableName).AppendWhere(this._where);

            return(sb.ToString());
        }
        /// <summary>
        /// 输出SQL语句
        /// </summary>
        /// <returns>SQL语句</returns>
        public override String ToString()
        {
            SqlCommandBuilder sb = new SqlCommandBuilder(this.DatabaseType);

            sb.AppendDeletePrefix().AppendTableName(this._tableName).AppendWhere(this._where);

            return(this.FollowingProcessSql(sb.ToString()));
        }
        /// <summary>
        /// 获取Sql语句内容
        /// </summary>
        /// <returns>Sql语句内容</returns>
        public override String GetCommandText()
        {
            SqlCommandBuilder sb = new SqlCommandBuilder(this.Database);
            sb.AppendDeletePrefix().AppendTableName(this._tableName).AppendWhere(this._where);

            return sb.ToString();
        }