是否有一种简单的方法可以在 IBM i ACS 运行 SQL 脚本屏幕的输出上显示/打印变量?
为了在编写脚本时进行快速检查,能够显示变量的内容将非常有帮助。例如。在下面的脚本中,我想知道“my_counter”的值。
BEGIN
DECLARE my_counter INT;
SET my_counter = my_counter + (SELECT count(*) FROM QSYS2.OBJECT_LOCK_INFO WHERE SYSTEM_OBJECT_SCHEMA = 'ABC' AND SYSTEM_OBJECT_NAME = 'DEF' AND OBJECT_TYPE = '*FILE');
SET my_counter = my_counter + (SELECT count(*) FROM QSYS2.OBJECT_LOCK_INFO WHERE SYSTEM_OBJECT_SCHEMA = 'ABC' AND SYSTEM_OBJECT_NAME = 'XYZ' AND OBJECT_TYPE = '*FILE');
PRINT my_counter; --> I want to print the content of variable my_counter but PRINT is not a valid keyword (all other valid keywords have a blue color, this one does not).
END;
您可能还注意到我正在做“my_counter = my_counter + ...”,我尝试使用“my_counter += ...”但没有这样的事情。有更好的方法吗?
你好 KoenS,
我就是这样做的:
create or replace variable @my_Counter integer default 0;
SET @my_counter = @my_counter + (SELECT count(*) FROM QSYS2.OBJECT_LOCK_INFO WHERE SYSTEM_OBJECT_SCHEMA = 'ABC' AND SYSTEM_OBJECT_NAME = 'ABC' AND OBJECT_TYPE = '*FILE');
SET @my_counter = @my_counter + (SELECT count(*) FROM QSYS2.OBJECT_LOCK_INFO WHERE SYSTEM_OBJECT_SCHEMA = 'XYZ' AND SYSTEM_OBJECT_NAME = 'XYZ' AND OBJECT_TYPE = '*FILE');
select @my_Counter from sysibm.sysdummy1;
drop variable @my_Counter;
变量是位于库中的 CL SRVPGM,如果您有问题,请指定库(abc.@my_Counter 或在创建和使用变量之前使用 SET SCHEMA 和 SET PATH 命令。
我按照惯例在变量前使用@。
要显示变量,请使用 sysibm.sysdummy1 文件。
要打印变量的内容,也可以使用
values @my_Counter;