In SQL programming, a string containing any ( mathematical) formula can be converted into an executable SQL statement with the SQL command PREPARE. 在SQL编程中,可以使用SQL命令PREPARE将含有任何(数学)公式的字符串转换成可执行的SQL语句。
The GOTO label statement can unconditionally exit from a loop and transfer control to the executable statement or statement block that follows the specified statement label. GOTO标签语句可以无条件地退出循环,并将控制权转移到跟在指定的语句标签之后的可执行语句或语句块。
The specification of an executable statement that forms an abstraction of a computational procedure. 动作是一条可执行语句的规格说明,此规格说明形成计算例程的抽象。