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单选题 有三个表,它们的记录行数分别是10行、2行和6行,三个表进行交叉连接后,结果集中共有()行数据

A. 18

B. 26

C. 不确定

D. 120

学科：数据库应用技术(MySQL8.0+)

时间：2023-05-11 08:30:42

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题目1
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有三个表,它们的记录行数分别是10行、2行和6行,三个表进行交叉连接后,结果集中共有()行数据
A. 18B. 26C. 不确定D. 120
题目2
单选题
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题目3
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题目4
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题目6
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题目10
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