Related issues of associating multiple tables in php

The previous page for associating multiple tables in php: rem_list.php & lt; html & gt; & nbsp; & lt; head & gt; & nbsp; & lt; title & gt; & lt;/title & gt; & nbsp; & lt;/head & gt; & nbsp; & lt; body & gt; & nbsp; & lt ;? Association of multiple tables in php
Previous Page: rem_list.php
 

 

 
Session_start ();
Include_once ("../include/conn. php ");
$ Rem_id = $ _ SESSION ["rem_id"];
$ Rem_name = $ _ SESSION ["rem_name"];
$ SQL = "select order_number from rem_table, order_table where rem_table.rem_id = order_table.rem_id and rem_table.rem_name = '$ rem_name '";
$ Mysql = mysql_query ($ SQL) or die ("cocould not query.". mysql_error ());
$ Info = mysql_num_rows ($ mysql );
If ($ info = ""){
$ Html_info = "There are no orders currently. ";
}
Else {
$ Str = mysql_fetch_array ($ mysql );
$ Html_info ="

";
Do {
$ Html_info. ="
• ". $ Str [" order_number "]."
";
} While ($ str = mysql_fetch_array ($ mysql ));
$ Html_info. ="

";
}
?>


Welcome Login




 


After the link: order_list.php
 

 

 
Session_start ();
Include_once ("../include/conn. php ");
$ Order_number = $ _ GET ["order_number"];
$ Rem_name = $ _ SESSION ["rem_name"];
$ SQL = "select * from order_table, deal_table where deal_table.order_id = order_table.order_id, order_table.order_number = '$ order_number '";
// Var_dump ($ SQL );
$ Mysql = mysql_query ($ SQL) or die ("cocould not query.". mysql_error ());
$ Str = mysql_fetch_array ($ mysql );
$ Html_info =" ";
Do {
$ Html_info. ="";
$ Html_info. ="Order No.". $ Str [" order_number "]."";
$ Html_info. ="";
$ Html_info. ="";
$ Html_info. ="Order time". $ Str [" order_date "]."";
$ Html_info. ="";
$ Html_info. ="";
$ Html_info. ="Order Status". $ Str [" deal_information "]."";
$ Html_info. ="";
} While ($ str = mysql_fetch_array ($ mysql ));
$ Html_info. ="";
?>


Welcome Login




 

------ Solution --------------------
$ SQL = "select * from order_table, deal_table where deal_table.order_id = order_table.order_id and order_table.order_number = '$ order_number'"; // The connection condition for where is missing