The OPEN CURSOR statement is executed as part of the FETCHprocess.
OPEN cursor语句作为FETCH过程的一部分执行。
2
Additionally, if you don't want to involve the group variables in the process input variable, you can use an event handler in the process to fetch such information when needed.
此外,如果您不想在流程输入变量中介入组变量,可以在流程中使用一个事件处理程序来根据需要获取该信息。
3
The traditional way to process an element on a queue in SQL is to fetch the element in a first step.