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67 lines
2.1 KiB
Plaintext
67 lines
2.1 KiB
Plaintext
USE tpch1;
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select count(*) from (select l_orderkey from lineitem where l_orderkey
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< 10 ) L4 where exists ( select 1 from lineitem l2 where l2.l_orderkey =
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L4.l_orderkey and l2.l_orderkey between 5 and 15);
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count(*)
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11
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select count(*) from (select l_orderkey from lineitem where l_orderkey
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< 10 ) L4 where L4.l_orderkey > 0 and exists ( select 1 from lineitem l2 where
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l2.l_orderkey = L4.l_orderkey and l2.l_orderkey between 5 and 15);
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count(*)
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11
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SELECT count(*)
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FROM LINEITEM L1
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WHERE l1.l_orderkey < 10
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AND L1.L_ORDERKEY not in ( SELECT l_orderkey FROM LINEITEM
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where l_orderkey < 10
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group by 1 having count(*) > 0 );
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count(*)
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0
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select * from (select * from region) r where r_regionkey in (select n_regionkey from nation where
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n_nationkey>r_regionkey);
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r_regionkey r_name r_comment
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0 AFRICA lar deposits. blithely final packages cajole. regular waters are final requests. regular accounts are according to
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1 AMERICA hs use ironic, even requests. s
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2 ASIA ges. thinly even pinto beans ca
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3 EUROPE ly final courts cajole furiously final excuse
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4 MIDDLE EAST uickly special accounts cajole carefully blithely close requests. carefully final asymptotes haggle furiousl
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select * from (select * from region) r where r_regionkey > (select min(n_regionkey) from nation where
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n_nationkey=r_regionkey);
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r_regionkey r_name r_comment
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2 ASIA ges. thinly even pinto beans ca
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3 EUROPE ly final courts cajole furiously final excuse
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select * from (select * from region) r where exists (select n_regionkey from nation where n_nationkey=r_regionkey);
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r_regionkey r_name r_comment
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0 AFRICA lar deposits. blithely final packages cajole. regular waters are final requests. regular accounts are according to
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1 AMERICA hs use ironic, even requests. s
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2 ASIA ges. thinly even pinto beans ca
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3 EUROPE ly final courts cajole furiously final excuse
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4 MIDDLE EAST uickly special accounts cajole carefully blithely close requests. carefully final asymptotes haggle furiousl
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select (select min(r_regionkey) from region where r_regionkey=n_regionkey) from (select * from nation)n order by 1;
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(select min(r_regionkey) from region where r_regionkey=n_regionkey)
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0
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