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20 lines
653 B
Plaintext
20 lines
653 B
Plaintext
USE tpch1;
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select count(*) from sub1 t1 left outer join sub2 t2 on t1.c1 = t2.c1 and t2.c2 < 3;
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count(*)
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7
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select count(*) from sub1 t1 left outer join sub2 t2 on t1.c1 = t2.c1 and t2.c2 is null;
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count(*)
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6
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select count(*) from sub1 t1 left outer join sub2 t2 on t1.c1 = t2.c1 and t2.c2 is not null;
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count(*)
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9
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select count(*) from sub1 t1 left outer join sub2 t2 on t1.c1 = t2.c1 and t2.c2 < 3 and t2.c3 > 1;
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count(*)
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6
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select count(*) from sub1 t1 left outer join sub2 t2 on t1.c1 = t2.c1 and t2.c2 is null and t2.c3 > 1;
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count(*)
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6
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select count(*) from sub1 t1 left outer join sub2 t2 on t1.c1 = t2.c1 and t2.c2 is not null and t2.c3 > 1;
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count(*)
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8
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