table alias造句

例句与造句

1. a correlation name table alias in a text command
   文本命令中的相关名称（表别名）。
2. cannot be null and cannot be qualified with a table name or table alias
   不能为null，也不能由表名或表别名限定。
3. how to : create table aliases
   如何：创建表别名
4. table aliases are not accepted in the set clause of an update statement
   在update语句的set子句中，不接受表的别名。
5. columns prefixed with table aliases are accepted in the set clause of an update statement
   update语句的set子句接受以表的别名作为前缀的列。
6. It's difficult to find table alias in a sentence. 用table alias造句挺难的
7. that is used as a reference to a column in a select list is accepted, but the table alias is ignored
   )组成的orderby表达式，该列用作对select列表中列别名的引用，但是忽略表别名。例如，在查询
8. the following is the same example, except that table aliases have been assigned and the columns qualified with table aliases to improve readability
   下例与上例相同，只不过分配了表的别名并且用表的别名对列加以限定，从而提高了可读性：
9. the following is the same example, except that table aliases have been assigned and the columns qualified with table aliases to improve readability
   下例与上例相同，只不过分配了表的别名并且用表的别名对列加以限定，从而提高了可读性：
10. if the object being updated appears more than one time in the from clause, one, and only one, reference to the object must not specify a table alias
    如果更新的对象在from子句中出现了不止一次，则对该对象的一个（并且只有一个）引用不能指定表别名。
11. the readability is further improved if table aliases are used, especially when the table names themselves must be qualified with the database and owner names
    如果使用了表的别名，将会进一步提高可读性，尤其是当表名自身必须用数据库名和所有者名加以限定时。