Re: wildcards as both ends

2012-06-25 Thread Sam Overton
Hi Sam, On 20 June 2012 15:20, Sam Z J wrote: > > - for each string I have, index all the prefixes in a column family, e.g. > for string 'string', I'd have rows string, strin, stri, str, st, s, with > column values somehow pointing back as row keys. This almost blows up the > storage needed =/ (a

Re: wildcards as both ends

2012-06-24 Thread aaron morton
> I'm wondering how or if it's possible to implement efficient wildcards at > both ends, e.g. *string* No. > - if I can get another equality constraint which narrows down potential > result set significantly, I can do a scan. I'm not sure how feasible this is > without benchmarks. Does any one

wildcards as both ends

2012-06-20 Thread Sam Z J
Hi all I'm wondering how or if it's possible to implement efficient wildcards at both ends, e.g. *string* I can think of a few options... please comment, thanks =D - if I can get another equality constraint which narrows down potential result set significantly, I can do a scan. I'm not sure how