Stored procedures are a precompiled collection of SQL statements and optional control-of-flow statements stored under a name and processed as a unit.
存储过程是sql语句和可选控制流语句的预编译集合，以一个名称存储并作为一个单元处理。
Stored procedures and user-defined functions are collections of SQL statements and optional control-of-flow statements stored under a name and processed by the database server as a unit.
预存程序和使用者定义函式，是SQL陈述式和选择性流量控制陈述式的集合，由资料库伺服器储存为某个名称，并视为一个单位进行处理。
A compound statement consists of a flow control instruction, followed by a colon character (:), followed by a block of program statements.
一个复合语句包括一个流控制指令，后跟一个冒号(：)，然后再是一个程序语句块。
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