在SQL加载程序控制文件中使用案例语句

Question

我有一个控制文件，加载文本到oracle但我试图剥离电话号码示例1-469-428-5920的前3位数到469-428-5920，请参阅下面的控制文件。应该是什么语法？

我一直收到错误，请帮忙

谢谢

---

options (ERRORS=1000, SKIP=2)
load data 
infile '/clients/vca2/data/API/ADHOC_LOAD/VCA_RP_Hospital_Website_Master_List_VCA.CSV'
replace
into table VCABARK_CDI_DV.RP_HOSPITAL_MASTER_LIST
fields terminated by '|'
OPTIONALLY ENCLOSED BY '"' AND '"'
trailing nullcols
(
    HOSPITAL_EXT_NUMBER, 
    REGION, 
    HOSPITAL_NAME, 
    ADDRESS_1, 
    CITY , 
    STATE, 
    POSTAL_CODE, 
    PHONE "CASE WHEN SUBSTR(:PHONE,1,2) = '1-'  THEN ‘SUBSTR(:PHONE,3)’  ELSE ‘:PHONE’ END",
        RCF_PHONE,
    FAX , 
    EMAIL ,
    WEBSITE_CLASS, 
    DOMAIN, 
    SHORTNAME, 
    PMS, 
    INDICATOR_24_HOUR, 
    CARECLUB, 
    HOME_DELIVERY, 
    APPOINTMENT_CTA, 
    FREE_FIRST_EXAM, 
    AAHA , 
    AAFP_MEMBER, 
    CAT_FRIENDLY,
    FEAR_FREE , 
    LOW_STRESS, E
    VECCS, 
    FACEBOOK_URL, 
    GMB_URL , 
    YELP_URL, 
    BOOK_URL, 
    REQUEST_URL,
        HOURS_OPERATIONS_URL,
    HD_URL_SUBDOMAIN, 
    HD_URL_ORIGINAL, 
    PET_PORTAL_URL, 
    AIS_CLINIC_ID, 
    AIS_TOKEN
 )

Answer 1

你还没有说出你得到了什么错误，但是在你的case表达式中你应该有引号 - 卷曲或其他。代替：

PHONE "CASE WHEN SUBSTR(:PHONE,1,2) = '1-'  THEN ‘SUBSTR(:PHONE,3)’  ELSE ‘:PHONE’ END",

使用：

PHONE "CASE WHEN SUBSTR(:PHONE,1,2) = '1-' THEN SUBSTR(:PHONE,3) ELSE :PHONE END",

Answer 2

你也可以保持最后12：

PHONE "SUBSTR(:PHONE, -12, 12)",