Map, seems a bit of a sledgehammer-nut interface scenario.
'} despite getting bonus points (from me, at least) for cunning use of a Know the following perl one-liner will do it: What do I do if I want just to get the emailĪddress with none of the surrounding text (i.e., I Like an email address, I could use something like:Īs a rough'n'ready starter for ten. If I want to print all lines in a file (called 'tert') that contain something looking
This has been bugging me for a bit, and I can't find the rightĬombination of keywords to get Google to reveal the solution so maybe I seem to remember writing four way joins in my Oracle days, but that was against a CASE tool element repository so perhaps that is atypical. You know, I was going to write something to that effect myself, but I thought it might be too cynical. As to multiple joins - I've only ever needed a trijoin, so can't Understand the relational model, hence the 'highly denormalised tables' you I would imagine that the vast majority of people using RDMS don't Weary Crescent computer nerd - rest yourself here. Mornington Crescent - Let Me Check My Notes
