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Pig, mail # user - SQL to pig Latin conversion


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SQL to pig Latin conversion
Raj hadoop 2013-04-22, 10:05
Hi
Can someone help me to convert below SQL to pig Latin

SELECT ('CSS'||DB.DISTRICT_CODE||DB.BILLING_ACCOUNT_NO) BAC_KEY,

CASE WHEN T1.TAC_142 IS NULL THEN 'N' ELSE T1.TAC_142 END TAC_142 FROM

(

SELECT DISTRICT_CODE,BILLING_ACCOUNT_NO,

MAX(CASE WHEN TAC_1 = 'Y' AND (TAC_2 = 'Y' OR TAC_3 = 'Y') THEN 'Y' ELSE
'N' END) TAC_142 FROM

(

SELECT DI.DISTRICT_CODE,DI.BILLING_ACCOUNT_NO,DI.INST_SEQUENCE_NO,

MAX(CASE WHEN TRIM(DIP.PRODUCT_CODE) = 'A14493' AND UPPER(DI.HAZARD) LIKE
'%999%EMERGENCY%LINE%' AND UPPER(DI.WARNING) LIKE '%USE%999%ALERT%METHOD%'
THEN 'Y' ELSE 'N' END) TAC_1,

MAX(CASE WHEN TRIM(DIP.PRODUCT_TYPE) IN ('20','21') AND
TRIM(DIP.MAINTENANCE_CONTRACT) IN ('E','T') THEN 'Y' ELSE 'N' END) TAC_2,

MAX(CASE WHEN TRIM(DIP.PRODUCT_CODE) IN ('A14498','A14428','A22640') THEN
'Y' ELSE 'N' END) TAC_3

FROM

D_INSTALLATION DI,

D_INSTALLATION_PRODUCT DIP

WHERE

DIP.INST_SEQUENCE_NO = DI.INST_SEQUENCE_NO AND

DIP.BAC_WID = DI.BAC_WID

GROUP BY DI.DISTRICT_CODE,DI.BILLING_ACCOUNT_NO,DI.INST_SEQUENCE_NO

)

GROUP BY DISTRICT_CODE,BILLING_ACCOUNT_NO)

T1,

D_BILLING_ACCOUNT DB

WHERE

DB.DISTRICT_CODE = T1.DISTRICT_CODE(+) AND

DB.BILLING_ACCOUNT_NO = T1.BILLING_ACCOUNT_NO(+)