select * from tab_a inner join tab_b on tab_a.col1 = tab_b.col1 inner join tab_c on tab_b.col1 = taselect * from tab_a inner join tab_b on tab_a.col1 = tab_b.col1inner join tab_c on tab_b.col1 = tab_c.col1 and tab_b.col2 = tab_c.col2;其中的co|1、
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select * from tab_a inner join tab_b on tab_a.col1 = tab_b.col1 inner join tab_c on tab_b.col1 = taselect * from tab_a inner join tab_b on tab_a.col1 = tab_b.col1inner join tab_c on tab_b.col1 = tab_c.col1 and tab_b.col2 = tab_c.col2;其中的co|1、
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