Because the buildings that are avaible are stored in building info. There are the info that says what the benifit is of that building to :) They are not identical. A building "type" can exist on several places :)
/Alexander ----- Original Message ----- From: "William Fong" <[EMAIL PROTECTED]> To: <[EMAIL PROTECTED]> Sent: Wednesday, February 20, 2002 10:46 PM Subject: Re: [PHP-DB] selecting question > Hmmm... Why do you want two or three tables? Why not just one? > tbl.buildings and tbl.building_queue looks identical. Looks like you can > merge the two and stick it in tbl.building_info. Just add in > tbl.building_info a 'status' column. In that, I'd store say '1' for > building in progress, and '2' for finished buildings. > > ??? > > -w > > -- > William Fong - [EMAIL PROTECTED] > Phone: 626.968.6424 x210 | Fax: 626.968.6877 > Wireless #: 805.490.7732 | Wireless E-mail: [EMAIL PROTECTED] > > > > > ----- Original Message ----- > From: "ACEAlex" <[EMAIL PROTECTED]> > To: "Rick Emery" <[EMAIL PROTECTED]>; "php-db" <[EMAIL PROTECTED]> > Sent: Wednesday, February 20, 2002 12:53 PM > Subject: Re: [PHP-DB] selecting question > > > : I could make a rutine in php to make it work but i want to make the > : datagrabbing thing in mysql :( > : > : ----- Original Message ----- > : From: "Rick Emery" <[EMAIL PROTECTED]> > : To: "'ACEAlex'" <[EMAIL PROTECTED]> > : Sent: Wednesday, February 20, 2002 6:25 PM > : Subject: RE: [PHP-DB] selecting question > : > : > : > > : > I'm still trying to work this. There MUST be an easy answer... > : > rick > : > > : > -----Original Message----- > : > From: ACEAlex [mailto:[EMAIL PROTECTED]] > : > Sent: Wednesday, February 20, 2002 9:30 AM > : > To: Markus Lervik > : > Cc: php-db > : > Subject: Re: [PHP-DB] selecting question > : > > : > > : > Ok. i think i have to make things clearer :).. Here, is my real mysql > : thing. > : > I and a friend are trying to make a silly space game and i have problems > : > with this query. > : > Ok, if i set up a database with this > : > > : > CREATE TABLE building_info ( > : > id int(11) NOT NULL auto_increment, > : > name varchar(32) default NULL, > : > description text, > : > PRIMARY KEY (id) > : > ) TYPE=MyISAM; > : > INSERT INTO building_info VALUES (1,'Factory','N/A'); > : > INSERT INTO building_info VALUES (2,'Smaltvark','N/A'); > : > INSERT INTO building_info VALUES (3,'Superfarm','N/A'); > : > > : > CREATE TABLE buildings ( > : > id int(11) NOT NULL auto_increment, > : > planet_id int(11) default NULL, > : > building_id int(11) default NULL, > : > PRIMARY KEY (id) > : > ) TYPE=MyISAM; > : > > : > INSERT INTO buildings VALUES (1,1,1); > : > INSERT INTO buildings VALUES (2,2,1); > : > INSERT INTO buildings VALUES (3,1,2); > : > INSERT INTO buildings VALUES (4,6,1); > : > INSERT INTO buildings VALUES (5,6,2); > : > > : > CREATE TABLE building_queue ( > : > id int(11) NOT NULL auto_increment, > : > building_id int(11) default NULL, > : > planet_id int(11) default NULL, > : > PRIMARY KEY (id) > : > ) TYPE=MyISAM; > : > > : > INSERT INTO building_queue VALUES (35,2,2); > : > INSERT INTO building_queue VALUES (22,2,7); > : > INSERT INTO building_queue VALUES (23,1,3); > : > INSERT INTO building_queue VALUES (25,1,5); > : > INSERT INTO building_queue VALUES (24,1,5); > : > INSERT INTO building_queue VALUES (26,2,5); > : > INSERT INTO building_queue VALUES (21,1,7); > : > INSERT INTO building_queue VALUES (28,1,4); > : > INSERT INTO building_queue VALUES (31,3,3); > : > > : > where building_info is the description of the building. I have removed > : some > : > info from it by the way :).. And building_queue is the queue of building > : > that is to be built that a planet has. And buildings is the buildings > : > actually pressent. > : > > : > I have another option that says planet_id that specifys the current > : planet. > : > > : > Ok, now i want to make a query that if i ask for planet_id=1 i will get > : the > : > building_info names of those buildings that are not in the queue and not > : > actually built.I cant get this to work :( > : > > : > For example,. if you load in this data and asks for planet_id=1 you > should > : > get > : > Superfarm > : > planet_id=2 should get > : > Superfarm > : > planet_id=3 should get > : > Smaltvark > : > > : > And so on :) > : > > : > Thanx again for responding > : > > : > /Alexander > : > > : > ----- Original Message ----- > : > From: "Markus Lervik" <[EMAIL PROTECTED]> > : > To: "ACEAlex" <[EMAIL PROTECTED]> > : > Cc: "php-db" <[EMAIL PROTECTED]> > : > Sent: Wednesday, February 20, 2002 2:31 PM > : > Subject: Re: [PHP-DB] selecting question > : > > : > > : > > On Wed, 2002-02-20 at 15:03, ACEAlex wrote: > : > > > : > > > Hi i have trouble with this mysql query. > : > > > > : > > > OK, i have 3 different tables. > : > > > > : > > > Tabel 1: building_info > : > > > id > : > > > name > : > > > price > : > > > and other > : > > > table 2:queue > : > > > id > : > > > building_id > : > > > table 3:buildings_built > : > > > building_id > : > > > > : > > > Ok, now i want to make a query that gets the data from building_info > : > where > : > > > it is not pressent in the queue and the buildings_built table. > : > > > > : > > > I have managed to get this to work with only 2 tables. So that i can > : get > : > the > : > > > things that are not present in the building_queue or in the > : > buildings_built > : > > > > : > > > Anyony have a nice solution for this? > : > > > : > > If I understood right, something like > : > > > : > > SELECT A.id,A.name,A.price > : > > FROM building_info AS A, queue AS B, buildings_built AS C > : > > WHERE (A.id != B.id AND B.building_id = C.building_id) > : > > > : > > should do it. I tested it on a simple db > : > > > : > > building_info("1","foo","200") > : > > building_info("2","bar","200") > : > > > : > > queue("1","1") > : > > > : > > buildings_built("1") > : > > > : > > This is what I got: > : > > > : > > mysql> SELECT A.id,A.name,A.price FROM building_info AS A, queue AS B, > : > > buildings_built AS C WHERE (A.id != B.id AND B.building_id = > : > > C.building_id)\G > : > > *************************** 1. row *************************** > : > > id: 2 > : > > name: bar > : > > price: 200 > : > > 1 row in set (0.00 sec) > : > > > : > > mysql> > : > > > : > > > : > > > : > > Cheers, > : > > Markus > : > > > : > > > : > > -- > : > > Markus Lervik > : > > Linux-administrator with a kungfoo grip > : > > Vaasa City Library - Regional Library > : > > [EMAIL PROTECTED] > : > > +358-6-325 3589 / +358-40-832 6709 > : > > > : > > > : > > -- > : > > PHP Database Mailing List (http://www.php.net/) > : > > To unsubscribe, visit: http://www.php.net/unsub.php > : > > > : > > : > > : > -- > : > PHP Database Mailing List (http://www.php.net/) > : > To unsubscribe, visit: http://www.php.net/unsub.php > : > : > : -- > : PHP Database Mailing List (http://www.php.net/) > : To unsubscribe, visit: http://www.php.net/unsub.php > : > : > > > > -- > PHP Database Mailing List (http://www.php.net/) > To unsubscribe, visit: http://www.php.net/unsub.php > -- PHP Database Mailing List (http://www.php.net/) To unsubscribe, visit: http://www.php.net/unsub.php