Re: [Maria-developers] MDEV-9369 IN operator with ( num, NULL ) gives inconsistent result

2016-03-21 Thread Alexander Barkov
Hi Sergei, On 03/16/2016 09:51 PM, Sergei Golubchik wrote: > Hi, Alexander! > > On Feb 08, Alexander Barkov wrote: >> Hello Sergei, >> >> Please review a patch for MDEV-9369. >> >> Briefly, it fixes cmp_item::cmp() to return three possible values: >> FALSE, TRUE, UNKNOWN. These values are then

Re: [Maria-developers] MDEV-9369 IN operator with ( num, NULL ) gives inconsistent result

2016-03-19 Thread Sergei Golubchik
Hi, Alexander! On Feb 08, Alexander Barkov wrote: > Hello Sergei, > > Please review a patch for MDEV-9369. > > Briefly, it fixes cmp_item::cmp() to return three possible values: > FALSE, TRUE, UNKNOWN. These values are then recursively pulled to > the very top level, to the owner Item_xxx. > >