25 lines
699 B
Plaintext
25 lines
699 B
Plaintext
EXPR_STR: select * from t1,t2 where t1.c1 = t2.c1;
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table1 SELECTIVITY = 0.0007125
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table2 SELECTIVITY = 0.0007125
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EXPR_STR: select * from t1,t2 where t1.c1 = t2.c1 or t1.c1 > 1;
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table1 SELECTIVITY = 0.950036
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table2 SELECTIVITY = 0.950036
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EXPR_STR: select * from t1,t2 where t1.c1 = t2.c1 and t1.c1 > 1;
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table1 SELECTIVITY = 0.000676875
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table2 SELECTIVITY = 0.000676875
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EXPR_STR: select * from t1,t2 where t1.c1 < t2.c1;
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table1 SELECTIVITY = 0.333333
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table2 SELECTIVITY = 0.333333
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EXPR_STR: select * from t1,t2 where t1.c1 > t2.c1;
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table1 SELECTIVITY = 0.333333
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table2 SELECTIVITY = 0.333333
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EXPR_STR: select * from t1,t2 where t1.c1 != t2.c1;
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table1 SELECTIVITY = 0.5
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table2 SELECTIVITY = 0.5
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