function视图允许您定义函数属性、函数的参数及参数属性、函数的实际SQL 语句以及函数的返回类型。
The function view allows you to define function attributes, function parameters, and its properties, the actual SQL body of the function as well as the return types for the function.
procedure视图允许您定义过程属性、参数及参数属性、存储过程的实际SQL 语句以及过程的返回类型。
The procedure view allows you to define procedure attribute, parameters, and its properties, the actual SQL body of the stored procedure, as well as the return types for the procedure.
尤其是，需要像BOM的规范化模型中那样，使用便于理解的业务类型定义原子性规则语句中的业务类型。
In particular, you need to ensure that business types within atomic rule statements are defined using well-understood business types, as expressed within the normalized model of BOM.
你可以在任何一个顶层的SELECT语句以及几乎所有类型的子查询语句前，使用子查询定义子句。
You can specify this clause in any top-level SELECT statement and in most types of subqueries .
语句对允许的数据类型、数据如何处理以及过程和函数的工作方式进行定义。
Statements define the types of data allowed, how data are to be manipulated, and the ways that procedures and functions work.
数组类型的变量有三个重要的限制：数组长度固定不变，在编译时必须知道其长度，数组只在定义它的块语句内存在。
A variable of array type has three important limitations: Its size is fixed, the size must be known at compile time, and the array exists only until the end of the block in which it was defined.
数组类型的变量有三个重要的限制：数组长度固定不变，在编译时必须知道其长度，数组只在定义它的块语句内存在。
A variable of array type has three important limitations: Its size is fixed, the size must be known at compile time, and the array exists only until the end of the block in which it was defined.
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