23 lines
564 B
Plaintext
23 lines
564 B
Plaintext
open database opt;
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#testcase
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sql select count(*)
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from [staedte as s, plz as p]
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where [p:ort = s:sname, p:plz > 40000, (p:plz mod 5) = 0];
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optimize(select count(*) from staedte,Plan, Cost);
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sql select count(*)
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from staedte
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where bev > 500000;
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optimize(select count(*)
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from [staedte as s, plz as p]
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where [p:ort = s:sname, p:plz > 40000, (p:plz mod 5) = 0],Plan, Cost);
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# sql select *
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# from [staedte as s, plz as p]
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# where [p:ort = s:sname, p:plz > 40000, (p:plz mod 5) = 0];
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#teardown
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secondo('close database',R).
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