Hello Collin, Changed the naming according to conventions of rails. And yeah about database, I haven't designed them with any relations yet.
On Thu, Apr 23, 2015 at 1:13 PM, Colin Law <clan...@gmail.com> wrote: > On 23 April 2015 at 04:47, Padmahas Bn <padma...@gmail.com> wrote: > >> >Member.where(status: "active") > >> >will give you the members, then you can use each to get > >> > member.member_code > >> > > Hello Colin thank you very much. I was able to access member and loan > table > > from recovery model. > > In rails guides i'm not able to find how to pass a variable to where > clause. > > > > eg: I have retrieved the member_code of all members whose status is > > 1(active) and extracted member_code like this > > > > @member = Member.where(record_status: "1") > > That should be @members as it is plural > > > @member.each do |member| > > tmember_code = member.member_code > > > > Now I want to pass tmember_code to where clause to perform some > operation on > > LoanTable. Is this the correct way? > > > > @loan = LoanTable.where(:memberCode => tmember_code, :loanType => "1") > > Best to stick to rails naming conventions, so it should be loan_type. > Assuming that member has_many loans then this would be > @loans = member.loans.where( loan_type: "1") > If for some reason there is no such association (which seems very > unlikely) then section 2.2 of > http://guides.rubyonrails.org/active_record_querying.html is probably > the way to go. > > But as I said in an earlier mail the fact that you have member_code in > multiple tables is almost certainly an indication that your database > design is poor. You should be using relationships instead. It will > make your life much easier. > > Colin > > > > > -- > > You received this message because you are subscribed to the Google Groups > > "Ruby on Rails: Talk" group. > > To unsubscribe from this group and stop receiving emails from it, send an > > email to rubyonrails-talk+unsubscr...@googlegroups.com. > > To post to this group, send email to rubyonrails-talk@googlegroups.com. > > To view this discussion on the web visit > > > https://groups.google.com/d/msgid/rubyonrails-talk/460db5c7-6d46-4ba4-b713-a0a3a572d5bd%40googlegroups.com > . > > > > For more options, visit https://groups.google.com/d/optout. > > -- > You received this message because you are subscribed to the Google Groups > "Ruby on Rails: Talk" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to rubyonrails-talk+unsubscr...@googlegroups.com. > To post to this group, send email to rubyonrails-talk@googlegroups.com. > To view this discussion on the web visit > https://groups.google.com/d/msgid/rubyonrails-talk/CAL%3D0gLuCEG1qJjXNpbf0tFWCLKMnWNrLhwv1X1YjbzeO2Lvd8A%40mail.gmail.com > . > For more options, visit https://groups.google.com/d/optout. > -- You received this message because you are subscribed to the Google Groups "Ruby on Rails: Talk" group. To unsubscribe from this group and stop receiving emails from it, send an email to rubyonrails-talk+unsubscr...@googlegroups.com. To post to this group, send email to rubyonrails-talk@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/rubyonrails-talk/CAC_h78LXR6A22D0q0j3a_d6HAP2_sQn3YvuiPh7kZXM8mDqxJA%40mail.gmail.com. For more options, visit https://groups.google.com/d/optout.
