sql:select id,`name`,ename,style,keywords,`desc`,img from category where id=<br/>错误:You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '' at line 1<pre>Array
(
    [1] => Array
        (
            [file] => /www/users/HA660116/WEB/product.php
            [line] => 12
            [function] => execute_dql
            [class] => SqlHelper
            [object] => SqlHelper Object
                (
                    [conn] => mysqli Object
                        (
                            [affected_rows] => -1
                            [client_info] => mysqlnd 5.0.10 - 20111026 - $Id: c85105d7c6f7d70d609bb4c000257868a40840ab $
                            [client_version] => 50010
                            [connect_errno] => 0
                            [connect_error] => 
                            [errno] => 1064
                            [error] => You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '' at line 1
                            [error_list] => Array
                                (
                                    [0] => Array
                                        (
                                            [errno] => 1064
                                            [sqlstate] => 42000
                                            [error] => You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '' at line 1
                                        )

                                )

                            [field_count] => 2
                            [host_info] => a80yt5pd.2386.dnstoo.com:5503 via TCP/IP
                            [info] => 
                            [insert_id] => 0
                            [server_info] => 5.5.35-log
                            [server_version] => 50535
                            [stat] => Uptime: 14446137  Threads: 1  Questions: 916773485  Slow queries: 492  Opens: 114566  Flush tables: 1  Open tables: 24932  Queries per second avg: 63.461
                            [sqlstate] => 00000
                            [protocol_version] => 10
                            [thread_id] => 31657648
                            [warning_count] => 0
                        )

                )

            [type] => ->
            [args] => Array
                (
                    [0] => select id,`name`,ename,style,keywords,`desc`,img from category where id=
                )

        )

)
</pre>