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quantile() and median() commands crash when used 2x on the same variable on a null table #3611

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monetdb-team opened this issue Nov 30, 2020 · 0 comments
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bug Something isn't working normal SQL

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Date: 2014-10-31 11:14:17 +0100
From: Anthony Damico <>
To: SQL devs <>
Version: 11.17.21 (Jan2014-SP3)
CC: ajdamico, @hannesmuehleisen

Last updated: 2014-11-28 10:03:21 +0100

Comment 20324

Date: 2014-10-31 11:14:17 +0100
From: Anthony Damico <>

User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:33.0) Gecko/20100101 Firefox/33.0
Build Identifier:

command breaks where it shouldn't

Reproducible: Always

Steps to Reproduce:

CREATE TABLE tempa ( one double , two integer ) ;
INSERT INTO tempa VALUES ( 1.0 , 1 ) , ( 2.0 , 2 ) ;
SELECT quantile( one , 0.25 ) , quantile( one , 0.5 ) FROM tempa WHERE two > 2 ;

Actual Results:

sql>CREATE TABLE tempa ( one double , two integer ) ;
operation successful (78.651ms)
sql>INSERT INTO tempa VALUES ( 1.0 , 1 ) , ( 2.0 , 2 ) ;
2 affected row (15.009ms)
sql>SELECT quantile( one , 0.25 ) , quantile( one , 0.5 ) FROM tempa WHERE two >
2 ;
quantile value of -1797693134862315700000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000000000000000000000000000000000
00000000000000 is not in range [0,1]
sql>

Expected Results:

two columns with zero records or missing values? not this.

Comment 20325

Date: 2014-10-31 11:33:53 +0100
From: MonetDB Mercurial Repository <>

Changeset 849b925afb3d made by Hannes Muehleisen hannes@cwi.nl in the MonetDB repo, refers to this bug.

For complete details, see http//devmonetdborg/hg/MonetDB?cmd=changeset;node=849b925afb3d

Changeset description:

Test for Bug #3611

Comment 20326

Date: 2014-10-31 11:34:08 +0100
From: @hannesmuehleisen

confirmed in default

Comment 20406

Date: 2014-10-31 15:41:01 +0100
From: MonetDB Mercurial Repository <>

Changeset 957ab8b84580 made by Hannes Muehleisen hannes@cwi.nl in the MonetDB repo, refers to this bug.

For complete details, see http//devmonetdborg/hg/MonetDB?cmd=changeset;node=957ab8b84580

Changeset description:

Test for Bug #3611
(grafted from 849b925afb3d3dd3f2f7a0da84cf4115fc43e5ac)

Comment 20407

Date: 2014-10-31 15:41:05 +0100
From: MonetDB Mercurial Repository <>

Changeset a3da268f796f made by Sjoerd Mullender sjoerd@acm.org in the MonetDB repo, refers to this bug.

For complete details, see http//devmonetdborg/hg/MonetDB?cmd=changeset;node=a3da268f796f

Changeset description:

Fix for bug #3611.
If the main bat is empty, the quantile bat may also be empty.  In that
case, just use 0.5 as quantile value so that we get a result with a
nil value.

Comment 20472

Date: 2014-11-28 10:03:21 +0100
From: @sjoerdmullender

Oct2014-SP1 has been released.

@monetdb-team monetdb-team added bug Something isn't working normal SQL labels Nov 30, 2020
@sjoerdmullender sjoerdmullender added this to the Ancient Release milestone Feb 7, 2022
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