The specialclause refer to parties' free and appointed clause outside the basic clause of contract of insurance, Its purpose lies in controlling danger and basic clause content of the change.
The default clause specified can be either a constant, a special register, another global variable, an expression or the keyword NULL.
默认指定的子句可以为一个常量、一个特殊的寄存器、另一个全局变量、一个表达式或关键字 NULL。
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The CREATE PROCEDURE statement provides special syntax for Oracle routines in packages, a three-part name in the SOURCE clause where the middle part identifies the package.