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May 2, 2016 17:54
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/***************************************************************** | |
DATA: Create sample data | |
*****************************************************************/ | |
IF OBJECT_ID('tempdb..#src') IS NOT NULL | |
DROP TABLE #src | |
CREATE TABLE #src (ID int PRIMARY KEY, ContractID int, dt date, dowChar char(3), dowInt int); | |
INSERT INTO #src (ID, ContractID, dt, dowChar, dowInt) VALUES | |
-- simple two weeks (without weekend) | |
(110, 1, '2016-05-02', 'Mon', 2), | |
(111, 1, '2016-05-03', 'Tue', 3), | |
(112, 1, '2016-05-04', 'Wed', 4), | |
(113, 1, '2016-05-05', 'Thu', 5), | |
(114, 1, '2016-05-06', 'Fri', 6), | |
(115, 1, '2016-05-09', 'Mon', 2), | |
(116, 1, '2016-05-10', 'Tue', 3), | |
(117, 1, '2016-05-11', 'Wed', 4), | |
(118, 1, '2016-05-12', 'Thu', 5), | |
(119, 1, '2016-05-13', 'Fri', 6), | |
-- a partial end of the week, the whole week, partial start of the week (without weekends) | |
(223, 2, '2016-05-05', 'Thu', 5), | |
(224, 2, '2016-05-06', 'Fri', 6), | |
(225, 2, '2016-05-09', 'Mon', 2), | |
(226, 2, '2016-05-10', 'Tue', 3), | |
(227, 2, '2016-05-11', 'Wed', 4), | |
(228, 2, '2016-05-12', 'Thu', 5), | |
(229, 2, '2016-05-13', 'Fri', 6), | |
(230, 2, '2016-05-16', 'Mon', 2), | |
(231, 2, '2016-05-17', 'Tue', 3), | |
-- only Mon, Wed, Fri are included across two weeks plus partial third week | |
(310, 3, '2016-05-02', 'Mon', 2), | |
(311, 3, '2016-05-04', 'Wed', 4), | |
(314, 3, '2016-05-06', 'Fri', 6), | |
(315, 3, '2016-05-09', 'Mon', 2), | |
(317, 3, '2016-05-11', 'Wed', 4), | |
(319, 3, '2016-05-13', 'Fri', 6), | |
(330, 3, '2016-05-16', 'Mon', 2), | |
-- a whole week (without weekend), in the second week Mon is not included | |
(410, 4, '2016-05-02', 'Mon', 2), | |
(411, 4, '2016-05-03', 'Tue', 3), | |
(412, 4, '2016-05-04', 'Wed', 4), | |
(413, 4, '2016-05-05', 'Thu', 5), | |
(414, 4, '2016-05-06', 'Fri', 6), | |
(416, 4, '2016-05-10', 'Tue', 3), | |
(417, 4, '2016-05-11', 'Wed', 4), | |
(418, 4, '2016-05-12', 'Thu', 5), | |
(419, 4, '2016-05-13', 'Fri', 6), | |
-- three weeks, but without Mon in the second week (no weekends) | |
(510, 5, '2016-05-02', 'Mon', 2), | |
(511, 5, '2016-05-03', 'Tue', 3), | |
(512, 5, '2016-05-04', 'Wed', 4), | |
(513, 5, '2016-05-05', 'Thu', 5), | |
(514, 5, '2016-05-06', 'Fri', 6), | |
(516, 5, '2016-05-10', 'Tue', 3), | |
(517, 5, '2016-05-11', 'Wed', 4), | |
(518, 5, '2016-05-12', 'Thu', 5), | |
(519, 5, '2016-05-13', 'Fri', 6), | |
(520, 5, '2016-05-16', 'Mon', 2), | |
(521, 5, '2016-05-17', 'Tue', 3), | |
(522, 5, '2016-05-18', 'Wed', 4), | |
(523, 5, '2016-05-19', 'Thu', 5), | |
(524, 5, '2016-05-20', 'Fri', 6), | |
-- long gap between two intervals | |
(623, 6, '2016-05-05', 'Thu', 5), | |
(624, 6, '2016-05-06', 'Fri', 6), | |
(625, 6, '2016-05-09', 'Mon', 2), | |
(626, 6, '2016-05-10', 'Tue', 3), | |
(627, 6, '2016-05-11', 'Wed', 4), | |
(628, 6, '2016-05-12', 'Thu', 5), | |
(629, 6, '2016-05-13', 'Fri', 6), | |
(630, 6, '2016-05-16', 'Mon', 2), | |
(631, 6, '2016-05-17', 'Tue', 3), | |
(645, 6, '2016-06-06', 'Mon', 2), | |
(646, 6, '2016-06-07', 'Tue', 3), | |
(647, 6, '2016-06-08', 'Wed', 4), | |
(648, 6, '2016-06-09', 'Thu', 5), | |
(649, 6, '2016-06-10', 'Fri', 6), | |
(655, 6, '2016-06-13', 'Mon', 2), | |
(656, 6, '2016-06-14', 'Tue', 3), | |
(657, 6, '2016-06-15', 'Wed', 4), | |
(658, 6, '2016-06-16', 'Thu', 5), | |
(659, 6, '2016-06-17', 'Fri', 6), | |
-- two weeks, no gaps between days at all, even weekends are included | |
(710, 7, '2016-05-02', 'Mon', 2), | |
(711, 7, '2016-05-03', 'Tue', 3), | |
(712, 7, '2016-05-04', 'Wed', 4), | |
(713, 7, '2016-05-05', 'Thu', 5), | |
(714, 7, '2016-05-06', 'Fri', 6), | |
(715, 7, '2016-05-07', 'Sat', 7), | |
(716, 7, '2016-05-08', 'Sun', 1), | |
(725, 7, '2016-05-09', 'Mon', 2), | |
(726, 7, '2016-05-10', 'Tue', 3), | |
(727, 7, '2016-05-11', 'Wed', 4), | |
(728, 7, '2016-05-12', 'Thu', 5), | |
(729, 7, '2016-05-13', 'Fri', 6), | |
-- no gaps between days at all, even weekends are included, with partial weeks | |
(805, 8, '2016-04-30', 'Sat', 7), | |
(806, 8, '2016-05-01', 'Sun', 1), | |
(810, 8, '2016-05-02', 'Mon', 2), | |
(811, 8, '2016-05-03', 'Tue', 3), | |
(812, 8, '2016-05-04', 'Wed', 4), | |
(813, 8, '2016-05-05', 'Thu', 5), | |
(814, 8, '2016-05-06', 'Fri', 6), | |
(815, 8, '2016-05-07', 'Sat', 7), | |
(816, 8, '2016-05-08', 'Sun', 1), | |
(825, 8, '2016-05-09', 'Mon', 2), | |
(826, 8, '2016-05-10', 'Tue', 3), | |
(827, 8, '2016-05-11', 'Wed', 4), | |
(828, 8, '2016-05-12', 'Thu', 5), | |
(829, 8, '2016-05-13', 'Fri', 6), | |
(830, 8, '2016-05-14', 'Sat', 7), | |
-- only Mon-Wed included, two weeks plus partial third week | |
(910, 9, '2016-05-02', 'Mon', 2), | |
(911, 9, '2016-05-03', 'Tue', 3), | |
(912, 9, '2016-05-04', 'Wed', 4), | |
(915, 9, '2016-05-09', 'Mon', 2), | |
(916, 9, '2016-05-10', 'Tue', 3), | |
(917, 9, '2016-05-11', 'Wed', 4), | |
(930, 9, '2016-05-16', 'Mon', 2), | |
(931, 9, '2016-05-17', 'Tue', 3), | |
-- only Thu-Sun included, three weeks | |
(1013,10,'2016-05-05', 'Thu', 5), | |
(1014,10,'2016-05-06', 'Fri', 6), | |
(1015,10,'2016-05-07', 'Sat', 7), | |
(1016,10,'2016-05-08', 'Sun', 1), | |
(1018,10,'2016-05-12', 'Thu', 5), | |
(1019,10,'2016-05-13', 'Fri', 6), | |
(1020,10,'2016-05-14', 'Sat', 7), | |
(1021,10,'2016-05-15', 'Sun', 1), | |
(1023,10,'2016-05-19', 'Thu', 5), | |
(1024,10,'2016-05-20', 'Fri', 6), | |
(1025,10,'2016-05-21', 'Sat', 7), | |
(1026,10,'2016-05-22', 'Sun', 1), | |
-- only Tue for first three weeks, then only Thu for the next three weeks | |
(1111,11,'2016-05-03', 'Tue', 3), | |
(1116,11,'2016-05-10', 'Tue', 3), | |
(1131,11,'2016-05-17', 'Tue', 3), | |
(1123,11,'2016-05-19', 'Thu', 5), | |
(1124,11,'2016-05-26', 'Thu', 5), | |
(1125,11,'2016-06-02', 'Thu', 5); | |
/***************************************************************** | |
DATA: Create optimal results | |
*****************************************************************/ | |
IF OBJECT_ID('tempdb..#Dst') IS NOT NULL | |
DROP TABLE #Dst | |
CREATE TABLE #Dst (ContractID int, StartDT date, EndDT date, DayCount int, WeekDays varchar(255)); | |
INSERT INTO #Dst (ContractID, StartDT, EndDT, DayCount, WeekDays) VALUES | |
(1, '2016-05-02', '2016-05-13', 10, 'Mon,Tue,Wed,Thu,Fri,'), | |
(2, '2016-05-05', '2016-05-17', 9, 'Mon,Tue,Wed,Thu,Fri,'), | |
(3, '2016-05-02', '2016-05-16', 7, 'Mon,Wed,Fri,'), | |
(4, '2016-05-02', '2016-05-06', 5, 'Mon,Tue,Wed,Thu,Fri,'), | |
(4, '2016-05-10', '2016-05-13', 4, 'Tue,Wed,Thu,Fri,'), | |
(5, '2016-05-02', '2016-05-06', 5, 'Mon,Tue,Wed,Thu,Fri,'), | |
(5, '2016-05-10', '2016-05-20', 9, 'Mon,Tue,Wed,Thu,Fri,'), | |
(6, '2016-05-05', '2016-05-17', 9, 'Mon,Tue,Wed,Thu,Fri,'), | |
(6, '2016-06-06', '2016-06-17', 10, 'Mon,Tue,Wed,Thu,Fri,'), | |
(7, '2016-05-02', '2016-05-13', 12, 'Sun,Mon,Tue,Wed,Thu,Fri,Sat,'), | |
(8, '2016-04-30', '2016-05-14', 15, 'Sun,Mon,Tue,Wed,Thu,Fri,Sat,'), | |
(9, '2016-05-02', '2016-05-17', 8, 'Mon,Tue,Wed,'), | |
(10,'2016-05-05', '2016-05-22', 12, 'Sun,Thu,Fri,Sat,'), | |
(11,'2016-05-03', '2016-05-17', 3, 'Tue,'), | |
(11,'2016-05-19', '2016-06-02', 3, 'Thu,'); | |
/***************************************************************** | |
DATA: Expand test data to a more realistic size | |
*****************************************************************/ | |
INSERT INTO #src WITH(TABLOCK) (ID, ContractID, dt, dowChar, dowInt) | |
SELECT ID + 2000*x.rn, ContractID + 12*rn, dt, dowChar, dowInt | |
FROM #src | |
CROSS APPLY ( | |
SELECT TOP 4000 ROW_NUMBER() OVER(ORDER BY (SELECT 0)) AS rn | |
FROM master..spt_values v1 | |
CROSS JOIN master..spt_values v2 | |
) x | |
GO | |
SELECT COUNT(*) FROM #src | |
-- 484121 rows | |
GO |
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