On 17 March 2010 11:08, Igor Tandetnik <itandet...@mvps.org> wrote: > Mike Martin wrote: >> I am getting occasional incorrect results using between operator >> >> example >> >> table structure >> recordings >> ID >> tsid >> start >> end >> >> sample time= 2010-03-16 23:06:00 >> sample start= 2010-03-16-22:00:00 >> sample end= 2010-03-16 23:05:00 > > Do you actually have a dash between date and time portion in your data (in > your example, one appears in start but not in time or end)? If you have it > inconsistently, that would throw off any comparisons. >
no dash, just a typo >> select tsid from recordings where '2010-03-16 23:05:00' between start and >> end' > > You have an extra, mismatched single quote at the end. > typo >> This query should return nothing, so can anyone explain why it is >> recording the tsid > > Why should this query return nothing? BETWEEN operator is inclusive. "x > between a and b" is equivalent to "x>=a and x<=b". > -- > Igor Tandetnik > It should return nothing because the time 2010-03-16 23:06:00 is later than the end time of 2010-03-16 23:05:00 This works most of the time but like the above sometimes doesn't _______________________________________________ sqlite-users mailing list sqlite-users@sqlite.org http://sqlite.org:8080/cgi-bin/mailman/listinfo/sqlite-users
