Thanks for the reply... One point I forgot to mention; the number of columns is unknown... Actually there are more than 40-50 tables that needs to be examined.
________________________________ From: Stephen Chrzanowski <pontia...@gmail.com> To: Fehmi Noyan ISI <fnoyan...@yahoo.com>; General Discussion of SQLite Database <sqlite-users@sqlite.org> Sent: Monday, July 29, 2013 12:31 PM Subject: Re: [sqlite] Comparing two tables column by column Untested select table1.col1 as Key, table1.col2 as T1C2, table1.col3 as T1C3, table1.col4 as T1C4, table2.col2 as T2C2, table2.col3 as T2C3, table2.col4 as T2C4 from Table1 join Table2 on Table1.Col1=Table2.Col2 order by table1.col1 On Sun, Jul 28, 2013 at 10:44 PM, Fehmi Noyan ISI <fnoyan...@yahoo.com> wrote: Hi, > >I would like to compare two tables row by row having same primary keys. The >comparison should take each row from TABLE1 and find relevant entry (based on >KEY) from TABLE2 and compare value of EACH column. > >For the TABLE1 and TABLE2 below, the values of COL4 for KEY3 should be >returned (both values). > >TABLE1 > >COL1 COL2 COL3 COL4 >KEY1 X Y Z >KEY2 A B C >KEY3 K L M > >TABLE2 > >COL1 COL2 COL3 COL4 >KEY1 X Y Z >KEY2 A B C >KEY3 K L D > > >Is there a way to do this via SQL or I will try to do it with C loops (which >ends up with nasty code!). > >Thanks in advance... >_______________________________________________ >sqlite-users mailing list >sqlite-users@sqlite.org >http://sqlite.org:8080/cgi-bin/mailman/listinfo/sqlite-users > _______________________________________________ sqlite-users mailing list sqlite-users@sqlite.org http://sqlite.org:8080/cgi-bin/mailman/listinfo/sqlite-users
