how to use select case in sql server

Question

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SQL-Server-2005

using below code getting details of customer who paid cash and who paid using card,
using this i can show whether its cash or card. but client need if card then need to show card no and bank name., i am getting struck here please help me out., thanx in advance.,

SQL

DELCARE @TEMPTABLE TABLE
(
CUSNAME NVARCHAR(450),
PAYMENT_MODE nvarchar(250),
CARDNO nvarchar(450),
BANKNAME nvarchar(450),
)

INSERT INTO @TEMPTABLE
(
CUSNAME,PAYMENT_MODE,CARDNO,BANKNAME
)

SELECT CUSNAME,

CASE (PAYMENTMODE)
WHEN 1 THEN 'CASH'

   --here i dont want to show anything 

WHEN 2 THEN 'CARD'
     --here i have to display cardno and bankname [store into @temptable]

ELSE 'UNKNOWN'

END

FROM PAYMENT_DETAILS 


SELECT * FROM  @TEMPTABLE

Posted 26-Nov-12 23:47pm

Umapathi K

Updated 27-Nov-12 0:37am

ridoy

v2

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3 solutions

Solution 2

TRY THIS

SQL

DECLARE @TEMPTABLE TABLE
(
CUSNAME NVARCHAR(450),
PAYMENT_MODE nvarchar(250),
CARDNO nvarchar(450),
BANKNAME nvarchar(450)
)

INSERT INTO @TEMPTABLE
(
CUSNAME,PAYMENT_MODE,CARDNO,BANKNAME
)
SELECT 
PAYMENT_DETAILS.CUSNAME,
'CASH',
'',
''
FROM PAYMENT_DETAILS where PAYMENTMODE = 'CASH'


INSERT INTO @TEMPTABLE
(
	CUSNAME,PAYMENT_MODE,CARDNO,BANKNAME
)
SELECT 
PAYMENT_DETAILS.CUSNAME,
'CARD',
PAYMENT_DETAILS.CARDNO,
PAYMENT_DETAILS.BANKNAME
 
FROM PAYMENT_DETAILS where PAYMENTMODE = 'CARD'


INSERT INTO @TEMPTABLE
(
	CUSNAME,PAYMENT_MODE,CARDNO,BANKNAME
)
SELECT 
PAYMENT_DETAILS.CUSNAME,
'UNKNOWN',
'',
''
 
FROM PAYMENT_DETAILS where PAYMENTMODE != 'CARD' AND PAYMENTMODE != 'CASH'

SELECT * FROM @TEMPTABLE

Posted 27-Nov-12 0:12am

kashif Atiq

Updated 27-Nov-12 0:39am

v2

Comments

Umapathi K 27-Nov-12 6:29am

FROM PAYMENT_DETAILS where PAYMENTMODE != 'CARD' AND PAYMENTMODE != 'CASH'
can u explain this please

kashif Atiq 27-Nov-12 6:40am

its for your 'unknown' condition that you are using with ELSE in CASE satatement

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dimpledevani · Accepted Answer · 2012-11-26T23:58:00

Solution 1

Try :

SELECT CUSNAME, CASE (PAYMENTMODE)
WHEN 1 THEN 'CASH'
WHEN 2 THEN 'CARD'+CARDNO+' '+BANKNAME
ELSE 'UNKNOWN'
END
FROM PAYMENT_DETAILS

Posted 26-Nov-12 23:58pm

dimpledevani

Comments

Umapathi K 27-Nov-12 6:27am

i am using in this report in report its giving big straight line., i want bankname in second line., any idea about this?

kashif Atiq 27-Nov-12 6:41am

are you using crystal reports? for reporting

Umapathi K 27-Nov-12 6:47am

yes

kashif Atiq · Accepted Answer · 2012-11-27T00:25:00

Here more optimized solution

SQL

INSERT INTO @TEMPTABLE
(
	CUSNAME,PAYMENT_MODE,CARDNO,BANKNAME
)
 
SELECT CUSNAME,

PAYMENTMODE,

CASE (PAYMENTMODE)
WHEN 1 THEN ''
WHEN 2 THEN PAYMENT_DETAILS.CARDNO
ELSE 'UNKNOWN'
END,

CASE (PAYMENTMODE)
WHEN 1 THEN ''
WHEN 2 THEN PAYMENT_DETAILS.BANKNAME
ELSE 'UNKNOWN'
END

FROM PAYMENT_DETAILS