Re: [HACKERS] Fix a typo in README.dependencies

2017-06-23 Thread Ashutosh Bapat
On Fri, Jun 23, 2017 at 2:58 AM, Alvaro Herrera wrote: > Ashutosh Bapat wrote: >> On Mon, Jun 5, 2017 at 8:22 AM, atorikoshi >> wrote: >> > Hi, >> > >> > I found below formula to compute selectivities, but >> > I think the last

Re: [HACKERS] Fix a typo in README.dependencies

2017-06-23 Thread atorikoshi
On 2017/06/23 6:28, Alvaro Herrera wrote: Ashutosh Bapat wrote: On Mon, Jun 5, 2017 at 8:22 AM, atorikoshi wrote: Hi, I found below formula to compute selectivities, but I think the last Probability 'P(b=?)' should be 'P(c=?)'. P(a=?,b=?,c=?) =

Re: [HACKERS] Fix a typo in README.dependencies

2017-06-22 Thread Alvaro Herrera
Ashutosh Bapat wrote: > On Mon, Jun 5, 2017 at 8:22 AM, atorikoshi > wrote: > > Hi, > > > > I found below formula to compute selectivities, but > > I think the last Probability 'P(b=?)' should be 'P(c=?)'. > > > >> P(a=?,b=?,c=?) = P(a=?,b=?) * (d +

Re: [HACKERS] Fix a typo in README.dependencies

2017-06-05 Thread Ashutosh Bapat
On Mon, Jun 5, 2017 at 8:22 AM, atorikoshi wrote: > Hi, > > I found below formula to compute selectivities, but > I think the last Probability 'P(b=?)' should be 'P(c=?)'. > >> P(a=?,b=?,c=?) = P(a=?,b=?) * (d + (1-d)*P(b=?)) > > > Attached patch fixes it, and

[HACKERS] Fix a typo in README.dependencies

2017-06-04 Thread atorikoshi
Hi, I found below formula to compute selectivities, but I think the last Probability 'P(b=?)' should be 'P(c=?)'. P(a=?,b=?,c=?) = P(a=?,b=?) * (d + (1-d)*P(b=?)) Attached patch fixes it, and it also adds some spaces following another formula which is on line 86 and computes P(a=?, b=?).