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??wrote: > > Hi. As this problem is bugging me for some time now I'll get > directly to the point: > Inside a database I have two tables, with the following > structures: > -- product table -- > id int(11) unsigned NOT NULL auto_increment > name text NOT NULL > key_id int(11) unsigned NOT NULL default '0' > PRIMARY KEY (id), KEY id (id) TYPE=MyISAM > --domains table -- > id int(11) unsigned NOT NULL auto_increment > name text NOT NULL > pid int(11) unsigned NOT NULL default '0' > PRIMARY KEY (id), KEY id (id,pid) TYPE=MyISAM > The domains table simulates a file-tree by entering in the > pid-field the id of the parent domain. pid comes from > prarent-id. The number of levels of this 'tree' is limited to > 3. In the products table, the key_id field stores the ID of > the domain under which the product is entered. The problem is > that I need to create a SELECT query that searches a given > domain and it's subdomains for a product. A single SELECT, > that is. I managed to search and return results but using > multiple selects. The reason why I need a single select is > that the results have to be paginated and I need one result > resource only. In short I requiere the query for a search > inside a tree-structure for a given term. The problem needs > to be fixed urgently! Thanks to all those who will respond! ">??
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