http://git-wip-us.apache.org/repos/asf/incubator-hawq/blob/b5960312/src/test/feature/utility/data/array.data
----------------------------------------------------------------------
diff --git a/src/test/feature/utility/data/array.data
b/src/test/feature/utility/data/array.data
new file mode 100755
index 0000000..12a420f
--- /dev/null
+++ b/src/test/feature/utility/data/array.data
@@ -0,0 +1,100 @@
+1 {92,75,71,52,64,83}
{AAAAAAAA44066,AAAAAA1059,AAAAAAAAAAA176,AAAAAAA48038}
+2 {3,6}
{AAAAAA98232,AAAAAAAA79710,AAAAAAAAAAAAAAAAA69675,AAAAAAAAAAAAAAAA55798,AAAAAAAAA12793}
+3 {37,64,95,43,3,41,13,30,11,43}
{AAAAAAAAAA48845,AAAAA75968,AAAAA95309,AAA54451,AAAAAAAAAA22292,AAAAAAA99836,A96617,AA17009,AAAAAAAAAAAAAA95246}
+4 {71,39,99,55,33,75,45}
{AAAAAAAAA53663,AAAAAAAAAAAAAAA67062,AAAAAAAAAA64777,AAA99043,AAAAAAAAAAAAAAAAAAA91804,39557}
+5 {50,42,77,50,4}
{AAAAAAAAAAAAAAAAA26540,AAAAAAA79710,AAAAAAAAAAAAAAAAAAA1205,AAAAAAAAAAA176,AAAAA95309,AAAAAAAAAAA46154,AAAAAA66777,AAAAAAAAA27249,AAAAAAAAAA64777,AAAAAAAAAAAAAAAAAAA70104}
+6 {39,35,5,94,17,92,60,32}
{AAAAAAAAAAAAAAA35875,AAAAAAAAAAAAAAAA23657}
+7 {12,51,88,64,8}
{AAAAAAAAAAAAAAAAAA12591,AAAAAAAAAAAAAAAAA50407,AAAAAAAAAAAA67946}
+8 {60,84}
{AAAAAAA81898,AAAAAA1059,AAAAAAAAAAAA81511,AAAAA961,AAAAAAAAAAAAAAAA31334,AAAAA64741,AA6416,AAAAAAAAAAAAAAAAAA32918,AAAAAAAAAAAAAAAAA50407}
+9 {56,52,35,27,80,44,81,22}
{AAAAAAAAAAAAAAA73034,AAAAAAAAAAAAA7929,AAAAAAA66161,AA88409,39557,A27153,AAAAAAAA9523,AAAAAAAAAAA99000}
+10 {71,5,45}
{AAAAAAAAAAA21658,AAAAAAAAAAAA21089,AAA54451,AAAAAAAAAAAAAAAAAA54141,AAAAAAAAAAAAAA28620,AAAAAAAAAAA21658,AAAAAAAAAAA74076,AAAAAAAAA27249}
+11 {41,86,74,48,22,74,47,50}
{AAAAAAAA9523,AAAAAAAAAAAA37562,AAAAAAAAAAAAAAAA14047,AAAAAAAAAAA46154,AAAA41702,AAAAAAAAAAAAAAAAA764,AAAAA62737,39557}
+12 {17,99,18,52,91,72,0,43,96,23}
{AAAAA33250,AAAAAAAAAAAAAAAAAAA85420,AAAAAAAAAAA33576}
+13 {3,52,34,23} {AAAAAA98232,AAAA49534,AAAAAAAAAAA21658}
+14 {78,57,19}
{AAAA8857,AAAAAAAAAAAAAAA73034,AAAAAAAA81587,AAAAAAAAAAAAAAA68526,AAAAA75968,AAAAAAAAAAAAAA65909,AAAAAAAAA10012,AAAAAAAAAAAAAA65909}
+15 {17,14,16,63,67} {AA6416,AAAAAAAAAA646,AAAAA95309}
+16 {14,63,85,11} {AAAAAA66777}
+17 {7,10,81,85}
{AAAAAA43678,AAAAAAA12144,AAAAAAAAAAA50956,AAAAAAAAAAAAAAAAAAA15356}
+18 {1}
{AAAAAAAAAAA33576,AAAAA95309,64261,AAA59323,AAAAAAAAAAAAAA95246,55847,AAAAAAAAAAAA67946,AAAAAAAAAAAAAAAAAA64374}
+19 {52,82,17,74,23,46,69,51,75}
{AAAAAAAAAAAAA73084,AAAAA75968,AAAAAAAAAAAAAAAA14047,AAAAAAA80240,AAAAAAAAAAAAAAAAAAA1205,A68938}
+20 {72,89,70,51,54,37,8,49,79} {AAAAAA58494}
+21 {2,8,65,10,5,79,43}
{AAAAAAAAAAAAAAAAA88852,AAAAAAAAAAAAAAAAAAA91804,AAAAA64669,AAAAAAAAAAAAAAAA1443,AAAAAAAAAAAAAAAA23657,AAAAA12179,AAAAAAAAAAAAAAAAA88852,AAAAAAAAAAAAAAAA31334,AAAAAAAAAAAAAAAA41303,AAAAAAAAAAAAAAAAAAA85420}
+22 {11,6,56,62,53,30} {AAAAAAAA72908}
+23 {40,90,5,38,72,40,30,10,43,55}
{A6053,AAAAAAAAAAA6119,AA44673,AAAAAAAAAAAAAAAAA764,AA17009,AAAAA17383,AAAAA70514,AAAAA33250,AAAAA95309,AAAAAAAAAAAA37562}
+24 {94,61,99,35,48}
{AAAAAAAAAAA50956,AAAAAAAAAAA15165,AAAA85070,AAAAAAAAAAAAAAA36627,AAAAA961,AAAAAAAAAA55219}
+25 {31,1,10,11,27,79,38} {AAAAAAAAAAAAAAAAAA59334,45449}
+26 {71,10,9,69,75}
{47735,AAAAAAA21462,AAAAAAAAAAAAAAAAA6897,AAAAAAAAAAAAAAAAAAA91804,AAAAAAAAA72121,AAAAAAAAAAAAAAAAAAA1205,AAAAA41597,AAAA8857,AAAAAAAAAAAAAAAAAAA15356,AA17009}
+27 {94}
{AA6416,A6053,AAAAAAA21462,AAAAAAA57334,AAAAAAAAAAAAAAAAAA12591,AA88409,AAAAAAAAAAAAA70254}
+28 {14,33,6,34,14}
{AAAAAAAAAAAAAAA13198,AAAAAAAA69452,AAAAAAAAAAA82945,AAAAAAA12144,AAAAAAAAA72121,AAAAAAAAAA18601}
+29 {39,21}
{AAAAAAAAAAAAAAAAA6897,AAAAAAAAAAAAAAAAAAA38885,AAAA85070,AAAAAAAAAAAAAAAAAAA70104,AAAAA66674,AAAAAAAAAAAAA62007,AAAAAAAA69452,AAAAAAA1242,AAAAAAAAAAAAAAAA1729,AAAA35194}
+30 {26,81,47,91,34} {AAAAAAAAAAAAAAAAAAA70104,AAAAAAA80240}
+31 {80,24,18,21,54}
{AAAAAAAAAAAAAAA13198,AAAAAAAAAAAAAAAAAAA70415,A27153,AAAAAAAAA53663,AAAAAAAAAAAAAAAAA50407,A68938}
+32 {58,79,82,80,67,75,98,10,41}
{AAAAAAAAAAAAAAAAAA61286,AAA54451,AAAAAAAAAAAAAAAAAAA87527,A96617,51533}
+33 {74,73}
{A85417,AAAAAAA56483,AAAAA17383,AAAAAAAAAAAAA62159,AAAAAAAAAAAA52814,AAAAAAAAAAAAA85723,AAAAAAAAAAAAAAAAAA55796}
+34 {70,45}
{AAAAAAAAAAAAAAAAAA71621,AAAAAAAAAAAAAA28620,AAAAAAAAAA55219,AAAAAAAA23648,AAAAAAAAAA22292,AAAAAAA1242}
+35 {23,40}
{AAAAAAAAAAAA52814,AAAA48949,AAAAAAAAA34727,AAAA8857,AAAAAAAAAAAAAAAAAAA62179,AAAAAAAAAAAAAAA68526,AAAAAAA99836,AAAAAAAA50094,AAAA91194,AAAAAAAAAAAAA73084}
+36 {79,82,14,52,30,5,79}
{AAAAAAAAA53663,AAAAAAAAAAAAAAAA55798,AAAAAAAAAAAAAAAAAAA89194,AA88409,AAAAAAAAAAAAAAA81326,AAAAAAAAAAAAAAAAA63050,AAAAAAAAAAAAAAAA33598}
+37 {53,11,81,39,3,78,58,64,74}
{AAAAAAAAAAAAAAAAAAA17075,AAAAAAA66161,AAAAAAAA23648,AAAAAAAAAAAAAA10611}
+38 {59,5,4,95,28}
{AAAAAAAAAAA82945,A96617,47735,AAAAA12179,AAAAA64669,AAAAAA99807,AA74433,AAAAAAAAAAAAAAAAA59387}
+39 {82,43,99,16,74}
{AAAAAAAAAAAAAAA67062,AAAAAAA57334,AAAAAAAAAAAAAA65909,A27153,AAAAAAAAAAAAAAAAAAA17075,AAAAAAAAAAAAAAAAA43052,AAAAAAAAAA64777,AAAAAAAAAAAA81511,AAAAAAAAAAAAAA65909,AAAAAAAAAAAAAA28620}
+40 {34}
{AAAAAAAAAAAAAA10611,AAAAAAAAAAAAAAAAAAA1205,AAAAAAAAAAA50956,AAAAAAAAAAAAAAAA31334,AAAAA70466,AAAAAAAA81587,AAAAAAA74623}
+41 {19,26,63,12,93,73,27,94}
{AAAAAAA79710,AAAAAAAAAA55219,AAAA41702,AAAAAAAAAAAAAAAAAAA17075,AAAAAAAAAAAAAAAAAA71621,AAAAAAAAAAAAAAAAA63050,AAAAAAA99836,AAAAAAAAAAAAAA8666}
+42 {15,76,82,75,8,91}
{AAAAAAAAAAA176,AAAAAA38063,45449,AAAAAA54032,AAAAAAA81898,AA6416,AAAAAAAAAAAAAAAAAAA62179,45449,AAAAA60038,AAAAAAAA81587}
+43 {39,87,91,97,79,28}
{AAAAAAAAAAA74076,A96617,AAAAAAAAAAAAAAAAAAA89194,AAAAAAAAAAAAAAAAAA55796,AAAAAAAAAAAAAAAA23657,AAAAAAAAAAAA67946}
+44 {40,58,68,29,54} {AAAAAAA81898,AAAAAA66777,AAAAAA98232}
+45 {99,45}
{AAAAAAAA72908,AAAAAAAAAAAAAAAAAAA17075,AA88409,AAAAAAAAAAAAAAAAAA36842,AAAAAAA48038,AAAAAAAAAAAAAA10611}
+46 {53,24}
{AAAAAAAAAAA53908,AAAAAA54032,AAAAA17383,AAAA48949,AAAAAAAAAA18601,AAAAA64669,45449,AAAAAAAAAAA98051,AAAAAAAAAAAAAAAAAA71621}
+47 {98,23,64,12,75,61}
{AAA59323,AAAAA95309,AAAAAAAAAAAAAAAA31334,AAAAAAAAA27249,AAAAA17383,AAAAAAAAAAAA37562,AAAAAA1059,A84822,55847,AAAAA70466}
+48 {76,14}
{AAAAAAAAAAAAA59671,AAAAAAAAAAAAAAAAAAA91804,AAAAAA66777,AAAAAAAAAAAAAAAAAAA89194,AAAAAAAAAAAAAAA36627,AAAAAAAAAAAAAAAAAAA17075,AAAAAAAAAAAAA73084,AAAAAAA79710,AAAAAAAAAAAAAAA40402,AAAAAAAAAAAAAAAAAAA65037}
+49 {56,5,54,37,49} {AA21643,AAAAAAAAAAA92631,AAAAAAAA81587}
+50 {20,12,37,64,93}
{AAAAAAAAAA5483,AAAAAAAAAAAAAAAAAAA1205,AA6416,AAAAAAAAAAAAAAAAA63050,AAAAAAAAAAAAAAAAAA47955}
+51 {47}
{AAAAAAAAAAAAAA96505,AAAAAAAAAAAAAAAAAA36842,AAAAA95309,AAAAAAAA81587,AA6416,AAAA91194,AAAAAA58494,AAAAAA1059,AAAAAAAA69452}
+52 {89,0}
{AAAAAAAAAAAAAAAAAA47955,AAAAAAA48038,AAAAAAAAAAAAAAAAA43052,AAAAAAAAAAAAA73084,AAAAA70466,AAAAAAAAAAAAAAAAA764,AAAAAAAAAAA46154,AA66862}
+53 {38,17} {AAAAAAAAAAA21658}
+54 {70,47}
{AAAAAAAAAAAAAAAAAA54141,AAAAA40681,AAAAAAA48038,AAAAAAAAAAAAAAAA29150,AAAAA41597,AAAAAAAAAAAAAAAAAA59334,AA15322}
+55 {47,79,47,64,72,25,71,24,93} {AAAAAAAAAAAAAAAAAA55796,AAAAA62737}
+56 {33,7,60,54,93,90,77,85,39} {AAAAAAAAAAAAAAAAAA32918,AA42406}
+57 {23,45,10,42,36,21,9,96} {AAAAAAAAAAAAAAAAAAA70415}
+58 {92}
{AAAAAAAAAAAAAAAA98414,AAAAAAAA23648,AAAAAAAAAAAAAAAAAA55796,AA25381,AAAAAAAAAAA6119}
+59 {9,69,46,77}
{39557,AAAAAAA89932,AAAAAAAAAAAAAAAAA43052,AAAAAAAAAAAAAAAAA26540,AAA20874,AA6416,AAAAAAAAAAAAAAAAAA47955}
+60 {62,2,59,38,89}
{AAAAAAA89932,AAAAAAAAAAAAAAAAAAA15356,AA99927,AA17009,AAAAAAAAAAAAAAA35875}
+61 {72,2,44,95,54,54,13} {AAAAAAAAAAAAAAAAAAA91804}
+62 {83,72,29,73}
{AAAAAAAAAAAAA15097,AAAA8857,AAAAAAAAAAAA35809,AAAAAAAAAAAA52814,AAAAAAAAAAAAAAAAAAA38885,AAAAAAAAAAAAAAAAAA24183,AAAAAA43678,A96617}
+63 {11,4,61,87}
{AAAAAAAAA27249,AAAAAAAAAAAAAAAAAA32918,AAAAAAAAAAAAAAA13198,AAA20874,39557,51533,AAAAAAAAAAA53908,AAAAAAAAAAAAAA96505,AAAAAAAA78938}
+64 {26,19,34,24,81,78}
{A96617,AAAAAAAAAAAAAAAAAAA70104,A68938,AAAAAAAAAAA53908,AAAAAAAAAAAAAAA453,AA17009,AAAAAAA80240}
+65 {61,5,76,59,17}
{AAAAAA99807,AAAAA64741,AAAAAAAAAAA53908,AA21643,AAAAAAAAA10012}
+66 {31,23,70,52,4,33,48,25}
{AAAAAAAAAAAAAAAAA69675,AAAAAAAA50094,AAAAAAAAAAA92631,AAAA35194,39557,AAAAAAA99836}
+67 {31,94,7,10} {AAAAAA38063,A96617,AAAA35194,AAAAAAAAAAAA67946}
+68 {90,43,38}
{AA75092,AAAAAAAAAAAAAAAAA69675,AAAAAAAAAAA92631,AAAAAAAAA10012,AAAAAAAAAAAAA7929,AA21643}
+69 {67,35,99,85,72,86,44}
{AAAAAAAAAAAAAAAAAAA1205,AAAAAAAA50094,AAAAAAAAAAAAAAAA1729,AAAAAAAAAAAAAAAAAA47955}
+70 {56,70,83}
{AAAA41702,AAAAAAAAAAA82945,AA21643,AAAAAAAAAAA99000,A27153,AA25381,AAAAAAAAAAAAAA96505,AAAAAAA1242}
+71 {74,26}
{AAAAAAAAAAA50956,AA74433,AAAAAAA21462,AAAAAAAAAAAAAAAAAAA17075,AAAAAAAAAAAAAAA36627,AAAAAAAAAAAAA70254,AAAAAAAAAA43419,39557}
+72 {22,1,16,78,20,91,83}
{47735,AAAAAAA56483,AAAAAAAAAAAAA93788,AA42406,AAAAAAAAAAAAA73084,AAAAAAAA72908,AAAAAAAAAAAAAAAAAA61286,AAAAA66674,AAAAAAAAAAAAAAAAA50407}
+73 {88,25,96,78,65,15,29,19}
{AAA54451,AAAAAAAAA27249,AAAAAAA9228,AAAAAAAAAAAAAAA67062,AAAAAAAAAAAAAAAAAAA70415,AAAAA17383,AAAAAAAAAAAAAAAA33598}
+74 {32}
{AAAAAAAAAAAAAAAA1729,AAAAAAAAAAAAA22860,AAAAAA99807,AAAAA17383,AAAAAAAAAAAAAAA67062,AAAAAAAAAAA15165,AAAAAAAAAAA50956}
+75 {12,96,83,24,71,89,55}
{AAAA48949,AAAAAAAA29716,AAAAAAAAAAAAAAAAAAA1205,AAAAAAAAAAAA67946,AAAAAAAAAAAAAAAA29150,AAA28075,AAAAAAAAAAAAAAAAA43052}
+76 {92,55,10,7} {AAAAAAAAAAAAAAA67062}
+77 {97,15,32,17,55,59,18,37,50,39}
{AAAAAAAAAAAA67946,AAAAAA54032,AAAAAAAA81587,55847,AAAAAAAAAAAAAA28620,AAAAAAAAAAAAAAAAA43052,AAAAAA75463,AAAA49534,AAAAAAAA44066}
+78 {55,89,44,84,34}
{AAAAAAAAAAA6119,AAAAAAAAAAAAAA8666,AA99927,AA42406,AAAAAAA81898,AAAAAAA9228,AAAAAAAAAAA92631,AA21643,AAAAAAAAAAAAAA28620}
+79 {45}
{AAAAAAAAAA646,AAAAAAAAAAAAAAAAAAA70415,AAAAAA43678,AAAAAAAA72908}
+80 {74,89,44,80,0}
{AAAA35194,AAAAAAAA79710,AAA20874,AAAAAAAAAAAAAAAAAAA70104,AAAAAAAAAAAAA73084,AAAAAAA57334,AAAAAAA9228,AAAAAAAAAAAAA62007}
+81 {63,77,54,48,61,53,97}
{AAAAAAAAAAAAAAA81326,AAAAAAAAAA22292,AA25381,AAAAAAAAAAA74076,AAAAAAA81898,AAAAAAAAA72121}
+82 {34,60,4,79,78,16,86,89,42,50}
{AAAAA40681,AAAAAAAAAAAAAAAAAA12591,AAAAAAA80240,AAAAAAAAAAAAAAAA55798,AAAAAAAAAAAAAAAAAAA70104}
+83 {14,10} {AAAAAAAAAA22292,AAAAAAAAAAAAA70254,AAAAAAAAAAA6119}
+84 {11,83,35,13,96,94}
{AAAAA95309,AAAAAAAAAAAAAAAAAA32918,AAAAAAAAAAAAAAAAAA24183}
+85 {39,60}
{AAAAAAAAAAAAAAAA55798,AAAAAAAAAA22292,AAAAAAA66161,AAAAAAA21462,AAAAAAAAAAAAAAAAAA12591,55847,AAAAAA98232,AAAAAAAAAAA46154}
+86 {33,81,72,74,45,36,82}
{AAAAAAAA81587,AAAAAAAAAAAAAA96505,45449,AAAA80176}
+87 {57,27,50,12,97,68}
{AAAAAAAAAAAAAAAAA26540,AAAAAAAAA10012,AAAAAAAAAAAA35809,AAAAAAAAAAAAAAAA29150,AAAAAAAAAAA82945,AAAAAA66777,31228,AAAAAAAAAAAAAAAA23657,AAAAAAAAAAAAAA28620,AAAAAAAAAAAAAA96505}
+88 {41,90,77,24,6,24}
{AAAA35194,AAAA35194,AAAAAAA80240,AAAAAAAAAAA46154,AAAAAA58494,AAAAAAAAAAAAAAAAAAA17075,AAAAAAAAAAAAAAAAAA59334,AAAAAAAAAAAAAAAAAAA91804,AA74433}
+89 {40,32,17,6,30,88}
{AA44673,AAAAAAAAAAA6119,AAAAAAAAAAAAAAAA23657,AAAAAAAAAAAAAAAAAA47955,AAAAAAAAAAAAAAAA33598,AAAAAAAAAAA33576,AA44673}
+90 {88,75}
{AAAAA60038,AAAAAAAA23648,AAAAAAAAAAA99000,AAAA41702,AAAAAAAAAAAAA22860,AAAAAAAAAAAAAAA68526}
+91 {78} {AAAAAAAAAAAAA62007,AAA99043}
+92 {85,63,49,45}
{AAAAAAA89932,AAAAAAAAAAAAA22860,AAAAAAAAAAAAAAAAAAA1205,AAAAAAAAAAAA21089}
+93 {11}
{AAAAAAAAAAA176,AAAAAAAAAAAAAA8666,AAAAAAAAAAAAAAA453,AAAAAAAAAAAAA85723,A68938,AAAAAAAAAAAAA9821,AAAAAAA48038,AAAAAAAAAAAAAAAAA59387,AA99927,AAAAA17383}
+94 {98,9,85,62,88,91,60,61,38,86} {AAAAAAAA81587,AAAAA17383,AAAAAAAA81587}
+95 {47,77}
{AAAAAAAAAAAAAAAAA764,AAAAAAAAAAA74076,AAAAAAAAAA18107,AAAAA40681,AAAAAAAAAAAAAAA35875,AAAAA60038,AAAAAAA56483}
+96 {23,97,43} {AAAAAAAAAA646,A87088}
+97 {54,2,86,65}
{47735,AAAAAAA99836,AAAAAAAAAAAAAAAAA6897,AAAAAAAAAAAAAAAA29150,AAAAAAA80240,AAAAAAAAAAAAAAAA98414,AAAAAAA56483,AAAAAAAAAAAAAAAA29150,AAAAAAA39692,AA21643}
+98 {38,34,32,89}
{AAAAAAAAAAAAAAAAAA71621,AAAA8857,AAAAAAAAAAAAAAAAAAA65037,AAAAAAAAAAAAAAAA31334,AAAAAAAAAA48845}
+99 {37,86}
{AAAAAAAAAAAAAAAAAA32918,AAAAA70514,AAAAAAAAA10012,AAAAAAAAAAAAAAAAA59387,AAAAAAAAAA64777,AAAAAAAAAAAAAAAAAAA15356}
+100 {85,32,57,39,49,84,32,3,30}
{AAAAAAA80240,AAAAAAAAAAAAAAAA1729,AAAAA60038,AAAAAAAAAAA92631,AAAAAAAA9523}
