我有以下情况:
我有一个由 6 个选择组成的脚本,由“UNION ALL”连接。
在 CLP DB2 控制台中,此脚本失败。奇怪的是,每个查询都是独立工作的,如果成对分组,甚至会开始工作。但是,当我尝试三个或更多时,它失败了。
所以,我的问题是:是否有多个 UNION ALL 的限制?
我的环境是:
- 客户。DB2 连接服务器 10.1
- zOS 390(不知道那边的 DB2 版本是什么)
- AIX 7.1
查询是这样的(但三次)
SELECT
,'GG'
,varchar(right( '000000000000000' || rtrim(ltrim(eeee.zzzz)), 15), 15)
,substr(char(right('**********'||char(left(replace(eeee.yyyy,' ','*')||'**********',10),10),10),10),1,7)
,eeee.kkkkk
,eeee.hhhhhh
,CASE WHEN hhhhhh='A5 ' THEN 'ARS' WHEN hhhhhh='A6 ' THEN 'AUD' WHEN hhhhhh='B5 ' THEN 'BRL' WHEN hhhhhh='U1 ' THEN 'GBP' WHEN hhhhhh='B9 ' THEN 'BND' WHEN hhhhhh='B6 ' THEN 'BNG' WHEN hhhhhh='C1 ' THEN 'CAD' WHEN hhhhhh='C3 ' THEN 'CLP' WHEN hhhhhh='C4 ' THEN 'CNY' WHEN hhhhhh='C5 ' THEN 'COP' WHEN hhhhhh='C7 ' THEN 'CRC' WHEN hhhhhh='L5 ' THEN 'HRK' WHEN hhhhhh='C9 ' THEN 'CYP' WHEN hhhhhh='X0 ' THEN 'CZK' WHEN hhhhhh='D0 ' THEN 'DKK' WHEN hhhhhh='D1 ' THEN 'DOP' WHEN hhhhhh='U0 ' THEN 'EGP' WHEN hhhhhh='E3 ' THEN 'EUR' WHEN hhhhhh='G5 ' THEN 'GTQ' WHEN hhhhhh='H0 ' THEN 'HTG' WHEN hhhhhh='H3 ' THEN 'HUF' WHEN hhhhhh='I1 ' THEN 'INR' WHEN hhhhhh='I2 ' THEN 'IDR' WHEN hhhhhh='K2 ' THEN 'WON' WHEN hhhhhh='L6 ' THEN 'LVL' WHEN hhhhhh='L7 ' THEN 'LTL' WHEN hhhhhh='M2 ' THEN 'MYR' WHEN hhhhhh='M6 ' THEN 'MXN' WHEN hhhhhh='I8 ' THEN 'ILS' WHEN hhhhhh='N2 ' THEN 'NZD' WHEN hhhhhh='N4 ' THEN 'NIO' WHEN hhhhhh='N6 ' THEN 'NOK' WHEN hhhhhh='T4 ' THEN 'XPF' WHEN hhhhhh='P0 ' THEN 'PKR' WHEN hhhhhh='P1 ' THEN 'PAB' WHEN hhhhhh='P3 ' THEN 'PEN' WHEN hhhhhh='P4 ' THEN 'PHP' WHEN hhhhhh='P5 ' THEN 'PLN' WHEN hhhhhh='R2 ' THEN 'RON' WHEN hhhhhh='U3 ' THEN 'RUB' WHEN hhhhhh='S0 ' THEN 'SAR' WHEN hhhhhh='R6 ' THEN 'RSD' WHEN hhhhhh='S2 ' THEN 'SGD' WHEN hhhhhh='K5 ' THEN 'SKK' WHEN hhhhhh='S4 ' THEN 'ZAR' WHEN hhhhhh='C2 ' THEN 'LKR' WHEN hhhhhh='S8 ' THEN 'SEK' WHEN hhhhhh='S9 ' THEN 'CHF' WHEN hhhhhh='T2 ' THEN 'THB' WHEN hhhhhh='T6 ' THEN 'TRL' WHEN hhhhhh='U4 ' THEN 'USD' WHEN hhhhhh='U6 ' THEN 'UAH' WHEN hhhhhh='U5 ' THEN 'AED' WHEN hhhhhh='U2 ' THEN 'UYU' WHEN hhhhhh='V0 ' THEN 'VEB' WHEN hhhhhh='V1 ' THEN 'VND' WHEN hhhhhh='J1 ' THEN 'JPY' ELSE '###' END
, case when eeee.FCRCIDF='Y' then 1 else 0 end
,
CASE
WHEN SUBSTR(eeee.yyyy,7,1) = 'X' THEN 'X'
WHEN SUBSTR(eeee.yyyy,4,2) = 'O' THEN 'O'
WHEN SUBSTR(eeee.yyyy,4,2) = 'C' THEN 'C'
WHEN SUBSTR(eeee.yyyy,4,2) = 'R' THEN 'R'
WHEN eeee.lll = 'F' THEN 'F'
WHEN eeee.ppp <> '' THEN 'D'
WHEN eeee.rrr = 0 THEN '0'
WHEN eeee.rrr <> eeee.ACINTOT THEN 'P'
WHEN eeee.rrr = eeee.ACINTOT THEN '1'
ELSE '*'
END
,1
,eeee.DCINISS
,0
from (SELECT ori.*,oric.tttt FROM www.SK1V01_CUSTOMER ori left OUTER JOIN www.SK1V01A_CUSTCUF oric
ON ori.bbbb=oric.bbbb and ori.ICUSCNO=oric.ICUSCNO ) as aaaa
,www.SK1V02_OPENBILL eeee,www.SK1V41_OPENBILL kkkk
where aaaa.bbbb=eeee.bbbb
and aaaa.cagllic=eeee.cagllic
and aaaa.icuscno=eeee.icuscno