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128 lines
3.1 KiB
Plaintext
128 lines
3.1 KiB
Plaintext
USE tpch1;
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drop view if exists vwBug;
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drop view if exists vwBug2;
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drop view if exists vwBug3;
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drop view if exists vwBug4;
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create view vwBug as
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select sub1.c1 s1c1, sub1.c2 s1c2, sub2.c1 s2c1, sub2.c2 s2c2, sub3.c1 s3c1, sub3.c2 s3c2
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from sub1
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left join sub2 on (sub1.c1 = sub2.c1 and sub1.c2 = sub2.c2)
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left join sub3 on (sub1.c1 = sub3.c1 and sub1.c2 = sub3.c2);
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select 'q1', vwBug.*, sub4.c2 from vwBug left join sub4 on (vwBug.s1c2 = sub4.c2);
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q1 s1c1 s1c2 s2c1 s2c2 s3c1 s3c2 c2
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q1 1 1 1 1 1 1 1
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q1 1 1 1 1 1 1 1
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q1 2 2 NULL NULL NULL NULL 2
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q1 2 2 NULL NULL NULL NULL 2
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q1 3 3 NULL NULL NULL NULL 3
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q1 3 3 NULL NULL NULL NULL 3
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q1 4 1 NULL NULL NULL NULL 1
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q1 4 1 NULL NULL NULL NULL 1
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q1 5 99 NULL NULL NULL NULL NULL
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q1 6 NULL NULL NULL NULL NULL NULL
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create view vwBug2 as select vwBug.*, sub4.c2 from vwBug left join sub4 on (vwBug.s1c2 = sub4.c2);
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select 'q2', vwBug2.* from vwBug2 order by 1, 2, 3;
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q2 s1c1 s1c2 s2c1 s2c2 s3c1 s3c2 c2
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q2 1 1 1 1 1 1 1
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q2 1 1 1 1 1 1 1
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q2 2 2 NULL NULL NULL NULL 2
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q2 2 2 NULL NULL NULL NULL 2
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q2 3 3 NULL NULL NULL NULL 3
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q2 3 3 NULL NULL NULL NULL 3
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q2 4 1 NULL NULL NULL NULL 1
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q2 4 1 NULL NULL NULL NULL 1
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q2 5 99 NULL NULL NULL NULL NULL
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q2 6 NULL NULL NULL NULL NULL NULL
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select 'q3', sub5.c1, count(*) from vwBug2 right join sub5 on (s1c1=sub5.c2) group by 1, 2 order by 1, 2;
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q3 c1 count(*)
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q3 1 900
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q3 2 901
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q3 3 900
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q3 4 900
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q3 5 450
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q3 6 450
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q3 7 450
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q3 8 450
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q3 9 450
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q3 10 450
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q3 11 450
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q3 12 450
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q3 13 450
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q3 14 450
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q3 15 450
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q3 16 450
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q3 17 450
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q3 18 450
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q3 19 450
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q3 20 450
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select 'q4', sub5.c1, count(*) from vwBug2 left join sub5 on (s1c1=sub5.c2) group by 1, 2 order by 1, 2;
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q4 c1 count(*)
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q4 1 900
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q4 2 900
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q4 3 900
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q4 4 900
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q4 5 450
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q4 6 450
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select 'q5', vwBug2.s1c1, vwBug2.s1c2, count(*) from vwBug2 left join sub5 on (s1c1=sub5.c2) group by 1, 2, 3 order by 1, 2, 3;
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q5 s1c1 s1c2 count(*)
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q5 1 1 900
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q5 2 2 900
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q5 3 3 900
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q5 4 1 900
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q5 5 99 450
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q5 6 NULL 450
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create view vwBug3 as select vwBug2.s1c1, vwBug2.s1c2 from vwBug2 left join sub5 on (s1c1=sub5.c2);
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select 'q6', s1c1, s1c2, count(*) from vwBug2 group by 1, 2, 3 order by 1, 2, 3;
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q6 s1c1 s1c2 count(*)
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q6 1 1 2
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q6 2 2 2
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q6 3 3 2
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q6 4 1 2
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q6 5 99 1
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q6 6 NULL 1
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select 'q7', vwBug.s1c1, vwBug2.s1c1 from vwBug join vwBug2 on (vwBug.s1c1 = vwBug2.s1c2) order by 1, 2, 3;
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q7 s1c1 s1c1
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q7 1 1
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q7 1 1
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q7 1 4
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q7 1 4
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q7 2 2
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q7 2 2
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q7 3 3
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q7 3 3
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select 'q8', vwBug.s1c1, vwBug2.s1c1 from vwBug left join vwBug2 on (vwBug.s1c1 = vwBug2.s1c2) order by 1, 2, 3;
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q8 s1c1 s1c1
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q8 1 1
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q8 1 1
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q8 1 4
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q8 1 4
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q8 2 2
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q8 2 2
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q8 3 3
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q8 3 3
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q8 4 NULL
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q8 5 NULL
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q8 6 NULL
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select 'q9', vwBug.s1c1, vwBug2.s1c1 from vwBug right join vwBug2 on (vwBug.s1c1 = vwBug2.s1c2) order by 1, 2, 3;
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q9 s1c1 s1c1
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q9 NULL 5
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q9 NULL 6
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q9 1 1
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q9 1 1
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q9 1 4
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q9 1 4
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q9 2 2
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q9 2 2
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q9 3 3
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q9 3 3
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create view vwBug4 as (select * from vwBug3 where s1c1 in (select s1c2 from vwBug2 where s1c1 in (select s1c1 from vwBug)));
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select 'q10', vwBug4.s1c1, vwBug4.s1c2, count(*) from vwBug4 group by 1, 2, 3 order by 1, 2, 3;
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q10 s1c1 s1c2 count(*)
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q10 1 1 900
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q10 2 2 900
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q10 3 3 900
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drop view vwBug;
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drop view vwBug2;
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drop view vwBug3;
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drop view vwBug4;
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