Re: range vs greater than/less than
This WebDNA talk-list message is from 2003
It keeps the original formatting.
numero = 48360
interpreted = N
texte = Or maybe you are just backwards .. and need to get some sleep ;)> oh yeah - i completely re-wrote this to uses ranges in the end cause i > couldn't get it to work. i later discovered that the way webcat does > comparisons using gr and le is completely the opposite of that which > you would expect. > ----- Original Message ----- > From: Brian Fries
> To: WebDNA Talk > Sent: Wednesday, March 05, 2003 8:22 PM > Subject: Re: range vs greater than/less than > > >> You're missing a few ampersands between your search terms at the >> end... >> >> - brian >> >> On Tuesday, March 4, 2003, at 02:33 PM, Andrew Simpson wrote: >> >> > Do you have to code this so that you use the field name in one >> > instance and >> > group name in the other cause this isn't working either: >> > >> > db=/db/ >> > products.db&eqVISIBLEdatarq=T&GROUP1field=prod_brightness&GROUP1type= >> > number&GROUP2field=prod_weight&GROUP2type=number&GROUP3field=price&GROU >> > P3typ >> > e=number&geGROUP1datarq=5800geGROUP2datarq=1.5leGROUP1datarq=10000leGRO >> > UP2da >> > tarq=8 >> > >> > ???? >> > >> > ----- Original Message ----- >> > From: Brian Fries >> > To: WebDNA Talk >> > Sent: Wednesday, March 05, 2003 10:55 AM >> > Subject: Re: range vs greater than/less than >> > >> > >> >> This sounds like a job for the Group Field Workaround! Defining a >> >> groupfield that contains a field you're already searching lets you >> >> search that field again... >> >> >> >> [search >> >> db=...&group1field=ABC&leABCdata=[max]&geGROUP1data=[min]...] >> >> >> >> It's kinda ugly and tricker to write in a generic fashion, but it >> >> works. >> >> >> >> - brian >> >> >> >> On Tuesday, March 4, 2003, at 01:46 PM, Andrew Simpson wrote: >> >> >> >>> This is just a comment really on the way webcat does something >> >>> that i don't >> >>> like. >> >>> >> >>> I have just finished writing a search page that lets you select >> >>> from drop >> >>> down lists to refine your search. The company sells projectors. >> >>> The search >> >>> criteria are >> >>> >> >>> min / max price >> >>> min / max resolution >> >>> min / max weight >> >>> min / max lumens (brightness) >> >>> >> >>> with a drop down for both min and max values for each item. >> >>> >> >>> You select your mins and maxiums and hopefully you get a set of >> >>> products >> >>> returned that are within the range. >> >>> >> >>> So I wrote some nice generic code that should handle all >> >>> eventuallities: >> >>> >> >>> [formvariables name=min&exact=false] >> >>> [showif [value]!#] >> >>> [text]search_string=[search_string]ge[getchars >> >>> start=5][name][/getchars]data=[value]&[getchars >> >>> start=5][name][/getchars]type=num&[/text] >> >>> [/showif] >> >>> [/formvariables] >> >>> >> >>> [formvariables name=max&exact=false] >> >>> [showif [value]!#] >> >>> [text]search_string=[search_string]le[getchars >> >>> start=5][name][/getchars]data=[value]&[getchars >> >>> start=5][name][/getchars]type=num&[/text] >> >>> [/showif] >> >>> [/formvariables] >> >>> >> >>> So depending on how many options the user chooses, the >> >>> search_string slowly >> >>> gets built up to the point where you run it and the found items >> >>> loop does >> >>> the rest. It works great if you only select a min for one field or >> >>> a max for >> >>> one field >> >>> >> >>> BUT IT DOESN'T WORK IF YOU SELECT BOTH MIN AND MAX FROM ONE FIELD! >> >>> >> >>> Because of the way webcat works with Ranges when comparing >> >>> multiple values >> >>> on the same field of the database, this code is toast and now i >> >>> have to >> >>> write some not so nice generic code to handle the same search job. >> >>> >> >>> Argh! >> >>> >> >>> okay - sorry, i didn't get much sleep last night. >> >> -- Brian Fries, BrainScan Software -- >> >> http://www.brainscansoftware.com >> >> -- >> >> >> > >> -- Brian Fries, BrainScan Software -- >> http://www.brainscansoftware.com >> -- >> >> >> ------------------------------------------------------------- >> This message is sent to you because you are subscribed to >> the mailing list . >> To unsubscribe, E-mail to: To >> switch to the DIGEST mode, E-mail to > >> Web Archive of this list is at: http://webdna.smithmicro.com/ > > > ------------------------------------------------------------- > This message is sent to you because you are subscribed to > the mailing list . > To unsubscribe, E-mail to: > To switch to the DIGEST mode, E-mail to > Web Archive of this list is > at: http://webdna.smithmicro.com/ -- Alain Russell Blackpepper Interactive alain.russell@blackpepper.co.nz ph. 09 520 6280------------------------------------------------------------- This message is sent to you because you are subscribed to the mailing list . To unsubscribe, E-mail to: To switch to the DIGEST mode, E-mail to Web Archive of this list is at: http://webdna.smithmicro.com/
Associated Messages, from the most recent to the oldest:
Or maybe you are just backwards .. and need to get some sleep ;)> oh yeah - i completely re-wrote this to uses ranges in the end cause i > couldn't get it to work. i later discovered that the way webcat does > comparisons using gr and le is completely the opposite of that which > you would expect. > ----- Original Message ----- > From: Brian Fries > To: WebDNA Talk > Sent: Wednesday, March 05, 2003 8:22 PM > Subject: Re: range vs greater than/less than > > >> You're missing a few ampersands between your search terms at the >> end... >> >> - brian >> >> On Tuesday, March 4, 2003, at 02:33 PM, Andrew Simpson wrote: >> >> > Do you have to code this so that you use the field name in one >> > instance and >> > group name in the other cause this isn't working either: >> > >> > db=/db/ >> > products.db&eqVISIBLEdatarq=T&GROUP1field=prod_brightness&GROUP1type= >> > number&GROUP2field=prod_weight&GROUP2type=number&GROUP3field=price&GROU >> > P3typ >> > e=number&geGROUP1datarq=5800geGROUP2datarq=1.5leGROUP1datarq=10000leGRO >> > UP2da >> > tarq=8 >> > >> > ???? >> > >> > ----- Original Message ----- >> > From: Brian Fries >> > To: WebDNA Talk >> > Sent: Wednesday, March 05, 2003 10:55 AM >> > Subject: Re: range vs greater than/less than >> > >> > >> >> This sounds like a job for the Group Field Workaround! Defining a >> >> groupfield that contains a field you're already searching lets you >> >> search that field again... >> >> >> >> [search >> >> db=...&group1field=ABC&leABCdata=[max]&geGROUP1data=[min]...] >> >> >> >> It's kinda ugly and tricker to write in a generic fashion, but it >> >> works. >> >> >> >> - brian >> >> >> >> On Tuesday, March 4, 2003, at 01:46 PM, Andrew Simpson wrote: >> >> >> >>> This is just a comment really on the way webcat does something >> >>> that i don't >> >>> like. >> >>> >> >>> I have just finished writing a search page that lets you select >> >>> from drop >> >>> down lists to refine your search. The company sells projectors. >> >>> The search >> >>> criteria are >> >>> >> >>> min / max price >> >>> min / max resolution >> >>> min / max weight >> >>> min / max lumens (brightness) >> >>> >> >>> with a drop down for both min and max values for each item. >> >>> >> >>> You select your mins and maxiums and hopefully you get a set of >> >>> products >> >>> returned that are within the range. >> >>> >> >>> So I wrote some nice generic code that should handle all >> >>> eventuallities: >> >>> >> >>> [formvariables name=min&exact=false] >> >>> [showif [value]!#] >> >>> [text]search_string=[search_string]ge[getchars >> >>> start=5][name][/getchars]data=[value]&[getchars >> >>> start=5][name][/getchars]type=num&[/text] >> >>> [/showif] >> >>> [/formvariables] >> >>> >> >>> [formvariables name=max&exact=false] >> >>> [showif [value]!#] >> >>> [text]search_string=[search_string]le[getchars >> >>> start=5][name][/getchars]data=[value]&[getchars >> >>> start=5][name][/getchars]type=num&[/text] >> >>> [/showif] >> >>> [/formvariables] >> >>> >> >>> So depending on how many options the user chooses, the >> >>> search_string slowly >> >>> gets built up to the point where you run it and the found items >> >>> loop does >> >>> the rest. It works great if you only select a min for one field or >> >>> a max for >> >>> one field >> >>> >> >>> BUT IT DOESN'T WORK IF YOU SELECT BOTH MIN AND MAX FROM ONE FIELD! >> >>> >> >>> Because of the way webcat works with Ranges when comparing >> >>> multiple values >> >>> on the same field of the database, this code is toast and now i >> >>> have to >> >>> write some not so nice generic code to handle the same search job. >> >>> >> >>> Argh! >> >>> >> >>> okay - sorry, i didn't get much sleep last night. >> >> -- Brian Fries, BrainScan Software -- >> >> http://www.brainscansoftware.com >> >> -- >> >> >> > >> -- Brian Fries, BrainScan Software -- >> http://www.brainscansoftware.com >> -- >> >> >> ------------------------------------------------------------- >> This message is sent to you because you are subscribed to >> the mailing list . >> To unsubscribe, E-mail to: To >> switch to the DIGEST mode, E-mail to > >> Web Archive of this list is at: http://webdna.smithmicro.com/ > > > ------------------------------------------------------------- > This message is sent to you because you are subscribed to > the mailing list . > To unsubscribe, E-mail to: > To switch to the DIGEST mode, E-mail to > Web Archive of this list is > at: http://webdna.smithmicro.com/ -- Alain Russell Blackpepper Interactive alain.russell@blackpepper.co.nz ph. 09 520 6280------------------------------------------------------------- This message is sent to you because you are subscribed to the mailing list . To unsubscribe, E-mail to: To switch to the DIGEST mode, E-mail to Web Archive of this list is at: http://webdna.smithmicro.com/
Alain Russell
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