日期:2014-05-17 浏览次数:21170 次
SQL> select count(*) from material.materialiohis
2 where barcode = 'A0015';
COUNT(*)
----------
25
SQL> select count(*) from material.mat_3m_vs_on_way
2 where barcode = 'A0015';
COUNT(*)
----------
14
SQL> select count(*) from material.materialiohis a,
2 material.mat_3m_vs_on_way b
3 where a.barcode = b.barcode
4 and a.barcode = 'A0015';
COUNT(*)
----------
350