Re: A JOIN question

2019-12-30 Thread stan
On Mon, Dec 30, 2019 at 02:47:53PM -0700, Michael Lewis wrote: > > > > LEFT join mfg_vendor_relationship on > > mfg_vendor_relationship.mfg_key = mfg_part.mfg_key > > AND > > mfg_vendor_relationship.project_key = bom_item.project_key > > LEFT join vendor on > > mfg

Re: A JOIN question

2019-12-30 Thread Michael Lewis
> > LEFT join mfg_vendor_relationship on > mfg_vendor_relationship.mfg_key = mfg_part.mfg_key > AND > mfg_vendor_relationship.project_key = bom_item.project_key > LEFT join vendor on > mfg_vendor_relationship.vendor_key = vendor.vendor_key > Perhaps I am missing som

A JOIN question

2019-12-30 Thread stan
I am working on a system whee one group of folks inputs portions of data into a table, and a 2nd completes the data for each row. The engineers enter in the items they need into a BOM table, and purchasing agents get quotes and create PO's. There is not a fixed relationship between the parts (par