search for: nule

Displaying 2 results from an estimated 2 matches for "nule".

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2006 May 03
4
default values
...I''m working with a postgresql table CREATE TABLE elements ( id serial primary key, c1 text default f1(), ... cN text default fN() ); But if I use de lines @element = Element.new @element.save the values that element take are the nextval in the id field and nules in all the other fields. How can I get the defaults? (but without rewriting the funcitions f1,...,fN in the rails aplication, of course) Thaks -- Daniel H
2013 Mar 18
27
corruption of active mmapped files in btrfs snapshots
...harder to tell for sure. The stream of NULs ended in the middle of a database block (meaning it was not the beginning of a subsequent database block written later; the beginning of the database block was partially replaced with NULs). Furthermore, the checksum fails to match on this one partially-NULed block. Since the checksum is computed just before the block and the checksum trailer are memcpy()ed to the mmap()ed area, it is a certainty that the block was copied entirely to the right place at some point, and if part of it became zeros, it''s either because the modification was partia...