| 释义 |
1 ?外国支票 ... 外国投资者 foreign investor 外国支票 foreign check 外国文学 foreign literature ...
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You can also use the system catalog views to retrieve information about NOT NULL, unique, primary key, foreign key, and table check constraints. For example. 也可以使用系统编目视图来检索关于NOT NULL、惟一、主键、外键和表检查约束的信息。 - 2
Syscat.tabconst Contains a row for each unique (u), primary key (p), foreign key (f), or table check (k) constraint db2 select constname, tabname, type from syscat.tabconst. tabconst为每个唯一性(U)、主键(p)、外键(f)或者表检查(K)约束保持一个行db2 select constname, tabname, type from syscat . tabconst。 - 3
The US has a system, strengthened by Congress last summer, to check on new foreign investment in the US. 经过去年夏天国会的强化，美国具有一套系统以核查新进入美国的外国投资。
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