HIVE-10140 : Window boundary is not compared correctly (Aihua Xu via Ashutosh 
Chauhan)

Signed-off-by: Ashutosh Chauhan <hashut...@apache.org>


Project: http://git-wip-us.apache.org/repos/asf/hive/repo
Commit: http://git-wip-us.apache.org/repos/asf/hive/commit/cccaa550
Tree: http://git-wip-us.apache.org/repos/asf/hive/tree/cccaa550
Diff: http://git-wip-us.apache.org/repos/asf/hive/diff/cccaa550

Branch: refs/heads/beeline-cli
Commit: cccaa5509e2f9948d6dd667b4d8fd6135469c806
Parents: f895b27
Author: Aihua Xu <aihu...@gmail.com>
Authored: Thu Apr 30 09:42:00 2015 -0700
Committer: Ashutosh Chauhan <hashut...@apache.org>
Committed: Tue May 5 10:03:40 2015 -0700

----------------------------------------------------------------------
 .../hadoop/hive/ql/parse/WindowingSpec.java     |   7 +-
 .../clientpositive/windowing_windowspec.q       |   2 +
 .../clientpositive/windowing_windowspec.q.out   | 108 +++++++++++++++++++
 3 files changed, 115 insertions(+), 2 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/hive/blob/cccaa550/ql/src/java/org/apache/hadoop/hive/ql/parse/WindowingSpec.java
----------------------------------------------------------------------
diff --git a/ql/src/java/org/apache/hadoop/hive/ql/parse/WindowingSpec.java 
b/ql/src/java/org/apache/hadoop/hive/ql/parse/WindowingSpec.java
index 4fbb8b7..6dfa214 100644
--- a/ql/src/java/org/apache/hadoop/hive/ql/parse/WindowingSpec.java
+++ b/ql/src/java/org/apache/hadoop/hive/ql/parse/WindowingSpec.java
@@ -614,8 +614,10 @@ public class WindowingSpec {
       if (c != 0) {
         return c;
       }
+
       RangeBoundarySpec rb = (RangeBoundarySpec) other;
-      return amt - rb.amt;
+      // Valid range is "range/rows between 10 preceding and 2 preceding" for 
preceding case
+      return this.direction == Direction.PRECEDING ? rb.amt - amt : amt - 
rb.amt;
     }
 
   }
@@ -713,7 +715,8 @@ public class WindowingSpec {
         return c;
       }
       ValueBoundarySpec vb = (ValueBoundarySpec) other;
-      return amt - vb.amt;
+      // Valid range is "range/rows between 10 preceding and 2 preceding" for 
preceding case
+      return this.direction == Direction.PRECEDING ? vb.amt - amt : amt - 
vb.amt;
     }
 
   }

http://git-wip-us.apache.org/repos/asf/hive/blob/cccaa550/ql/src/test/queries/clientpositive/windowing_windowspec.q
----------------------------------------------------------------------
diff --git a/ql/src/test/queries/clientpositive/windowing_windowspec.q 
b/ql/src/test/queries/clientpositive/windowing_windowspec.q
index 63f97b7..202eb74 100644
--- a/ql/src/test/queries/clientpositive/windowing_windowspec.q
+++ b/ql/src/test/queries/clientpositive/windowing_windowspec.q
@@ -31,6 +31,8 @@ select s, sum(i) over(partition by ts order by s) from 
over10k limit 100;
 
 select f, sum(f) over (partition by ts order by f range between unbounded 
preceding and current row) from over10k limit 100;
 
+select f, sum(f) over (partition by ts order by f rows between 2 preceding and 
1 preceding) from over10k limit 100;
+
 select s, i, round(avg(d) over (partition by s order by i) / 10.0 , 2) from 
over10k limit 7;
 
 select s, i, round((avg(d) over  w1 + 10.0) - (avg(d) over w1 - 10.0),2) from 
over10k window w1 as (partition by s order by i) limit 7;

http://git-wip-us.apache.org/repos/asf/hive/blob/cccaa550/ql/src/test/results/clientpositive/windowing_windowspec.q.out
----------------------------------------------------------------------
diff --git a/ql/src/test/results/clientpositive/windowing_windowspec.q.out 
b/ql/src/test/results/clientpositive/windowing_windowspec.q.out
index 8d78c22..66b0b52 100644
--- a/ql/src/test/results/clientpositive/windowing_windowspec.q.out
+++ b/ql/src/test/results/clientpositive/windowing_windowspec.q.out
@@ -800,6 +800,114 @@ POSTHOOK: Input: default@over10k
 71.68  722.6499947607517
 79.46  802.1099938452244
 80.02  882.1299904882908
+PREHOOK: query: select f, sum(f) over (partition by ts order by f rows between 
2 preceding and 1 preceding) from over10k limit 100
+PREHOOK: type: QUERY
+PREHOOK: Input: default@over10k
+#### A masked pattern was here ####
+POSTHOOK: query: select f, sum(f) over (partition by ts order by f rows 
between 2 preceding and 1 preceding) from over10k limit 100
+POSTHOOK: type: QUERY
+POSTHOOK: Input: default@over10k
+#### A masked pattern was here ####
+3.17   14.0600004196167
+10.89  28.600000381469727
+14.54  43.38000011444092
+14.78  58.0600004196167
+17.85  67.78000068664551
+20.61  81.9300012588501
+28.69  96.3700008392334
+29.22  109.69000053405762
+31.17  127.42999839782715
+38.35  137.3499984741211
+38.61  147.60999870300293
+39.48  156.97999954223633
+40.54  160.22999954223633
+41.6   167.70000076293945
+46.08  182.5800018310547
+54.36  198.97999954223633
+56.94  222.3400001525879
+64.96  249.7799949645996
+73.52  273.99999618530273
+78.58  298.4700012207031
+81.41  318.2200012207031
+84.71  332.1300048828125
+87.43  344.9100036621094
+91.36  356.45999908447266
+92.96  366.79000091552734
+95.04  279.36000061035156
+0.83   2.8199999928474426
+1.99   6.550000011920929
+3.73   15.409999668598175
+8.86   25.199999570846558
+10.62  34.52999925613403
+11.32  43.6299991607666
+12.83  49.46999931335449
+14.7   53.80999946594238
+14.96  60.06999969482422
+17.58  66.34000015258789
+19.1   72.65000057220459
+21.01  84.64000129699707
+26.95  94.29000091552734
+27.23  104.26000022888184
+29.07  112.95999908447266
+29.71  117.8499984741211
+31.84  122.55999946594238
+31.94  128.80999946594238
+35.32  136.42000007629395
+37.32  143.07999992370605
+38.5   153.22000122070312
+42.08  162.20000076293945
+44.3   169.54000091552734
+44.66  177.88000106811523
+46.84  184.68999862670898
+48.89  190.02999877929688
+49.64  195.64999771118164
+50.28  200.89999771118164
+52.09  205.2699966430664
+53.26  209.71999740600586
+54.09  215.88999938964844
+56.45  220.55999755859375
+56.76  228.70999908447266
+61.41  236.5
+61.88  243.07999801635742
+63.03  250.87000274658203
+64.55  258.08000564575195
+68.62  272.3300018310547
+76.13  288.3500061035156
+79.05  304.2300033569336
+80.43  317.02000427246094
+81.41  323.74000549316406
+82.85  328.67000579833984
+83.98  332.4500045776367
+84.21  336.59000396728516
+85.55  341.67000579833984
+87.93  346.62000274658203
+88.93  356.6800003051758
+94.27  370.57999420166016
+99.45  282.6499938964844
+0.36   0.8400000035762787
+0.48   1.6300000250339508
+0.79   2.9000000059604645
+1.27   7.020000010728836
+4.48   15.540000021457672
+9.0    38.02000045776367
+23.27  61.87999963760376
+25.13  82.73999977111816
+25.34  99.64999961853027
+25.91  105.38999938964844
+29.01  110.72999954223633
+30.47  123.34000015258789
+37.95  136.72999954223633
+39.3   153.6299991607666
+45.91  175.5999984741211
+52.44  191.74999618530273
+54.1   209.14999771118164
+56.7   222.0099983215332
+58.77  231.6599998474121
+62.09  245.7599983215332
+68.2   260.73999786376953
+71.68  281.4299964904785
+79.46  299.35999298095703
+80.02  312.4499969482422
 PREHOOK: query: select s, i, round(avg(d) over (partition by s order by i) / 
10.0 , 2) from over10k limit 7
 PREHOOK: type: QUERY
 PREHOOK: Input: default@over10k

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