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39 lines
392 B
Text
39 lines
392 B
Text
a b a b
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A B A B
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b A A B
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C c A B
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D E A B
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a a A B
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A B b A
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b A b A
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C c b A
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D E b A
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a a b A
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A B C c
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b A C c
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C c C c
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D E C c
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a a C c
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A B D E
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b A D E
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C c D E
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D E D E
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a a D E
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A B a a
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b A a a
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C c a a
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D E a a
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a a a a
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table type possible_keys key key_len ref rows Extra
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t1 ALL a NULL NULL NULL 5
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t2 ALL b NULL NULL NULL 5 where used
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a b a b
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A B a a
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A B b A
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C c C c
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a a a a
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a a b A
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b A A B
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a b
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A B
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a a
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