Hello Sergei, I am getting one problem related to my_strcasecmp() function currently this function does not allow string comparison upto length l, is there any functon which can do comparison upto length l, or should i write mine. Regards sachin
On Fri, Jul 22, 2016 at 9:56 PM, Sachin Setia <sachinsetia1...@gmail.com> wrote: > Hello Sergei, > I have one problem my where optimization works for query like > select * from t1 where abc=1; > > but in query like > select * from t1 where abc=(select xyz from t2 where xyz=1); > does not work because in these query the charset is different from what > used in > t1 for inserting data and hence generation different hash for same data > how i solve this problem. > Regards > sachin > > On Tue, Jul 19, 2016 at 5:52 PM, Sachin Setia <sachinsetia1...@gmail.com> > wrote: > >> Just give me 3 days after you can review. yes I already merged with >> 10.2.1 days ago. >> regards >> Sachin >> >> On Jul 19, 2016 17:28, "Sergei Golubchik" <s...@mariadb.org> wrote: >> >>> Hi, Sachin! >>> >>> On Jul 19, Sachin Setia wrote: >>> > Weekly Report for 8 week of gsoc >>> > >>> > 1 Changed the key flags as suggested by you. >>> >>> okay >>> >>> > 2 Now update will use only one buffer as suggested by you but there >>> was one >>> > problem some time offset can be >>> > negative so i changed the field cmp_offset parameter from uint to long >>> >>> sure >>> >>> > 3 Still working on coding conventions. >>> > >>> > 4 I have made prototype for optimizing where for keys like unique(a) , >>> it >>> > is on branch >>> > https://github.com/SachinSetiya/server/tree/unique_index_where >>> > >>> > Currently I am working on muliple keys like unique(a,b,c) i think this >>> > should take 2-3 days and edits suggested by you. >>> >>> sounds good. >>> did you merge with 10.2.1? >>> >>> tell me when you'd want me to do another review. >>> >>> Regards, >>> Sergei >>> Chief Architect MariaDB >>> and secur...@mariadb.org >>> >> >
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