On 25 Nov 2010, at 8:36am, Dan Kennedy wrote: > On 11/25/2010 03:24 PM, Twylite wrote: >>
Argh. Trevor, I'm going to find Stephenie Meyer and do something she doesn't like. >> I am seeking technical information on the durability of transactions >> with journal_mode=WAL and synchronous=NORMAL. >> >> Specifically, in the event of a power failure, can the following ever >> happen: >> (1) Loss of the last transaction completed. >> (2) Loss of some indeterminate number of recent transactions. >> (3) Loss of the entire WAL file. >> (4) Corrupt of the database making it unopenable. > > Possible. Possible. Possible. Not supposed to be possible. Is (2) really possible ? I thought that, unless the power failure caused corruption at the hard disk level, a maximum of one transaction could be lost. Simon. _______________________________________________ sqlite-users mailing list sqlite-users@sqlite.org http://sqlite.org:8080/cgi-bin/mailman/listinfo/sqlite-users
