Re: [SQL] need help with import

2012-02-15 Thread Raj Mathur (राज माथुर)
On Thursday 16 Feb 2012, Andreas wrote: > Hi > I get CSV files to import. > Th structure is like this. > main part, sub part > Could be like this > > A, a1 > A, a2 > A, a3 > B, b1 > B, b2 > > The database has a table for main_part and one for sub_part. > The relation needs to be n:m so there is a

Re: [SQL] need help with import

2012-02-15 Thread David Johnston
12 8:03 PM >> To: pgsql-sql@postgresql.org >> Subject: [SQL] need help with import >> >> Hi >> I get CSV files to import. >> Th structure is like this. >> main part, sub part >> Could be like this >> >> A, a1 >> A, a2 >> A, a3 >>

Re: [SQL] need help with import

2012-02-15 Thread Andreas
Am 16.02.2012 02:13, schrieb David Johnston: -Original Message- From: pgsql-sql-ow...@postgresql.org [mailto:pgsql-sql-ow...@postgresql.org] On Behalf Of Andreas Sent: Wednesday, February 15, 2012 8:03 PM To: pgsql-sql@postgresql.org Subject: [SQL] need help with import Hi I get CSV

Re: [SQL] need help with import

2012-02-15 Thread David Johnston
-Original Message- From: pgsql-sql-ow...@postgresql.org [mailto:pgsql-sql-ow...@postgresql.org] On Behalf Of Andreas Sent: Wednesday, February 15, 2012 8:03 PM To: pgsql-sql@postgresql.org Subject: [SQL] need help with import Hi I get CSV files to import. Th structure is like this. main

[SQL] need help with import

2012-02-15 Thread Andreas
Hi I get CSV files to import. Th structure is like this. main part, sub part Could be like this A, a1 A, a2 A, a3 B, b1 B, b2 The database has a table for main_part and one for sub_part. The relation needs to be n:m so there is a relation table that holds ( main_id, sub_id ). The 2 primary key