NVL date do not return null
HelloI must me NVL date if the date is null, but it returns nothing with the following sql.
SELECT NVL(TO_CHAR(PRODUCT_DATE,'MM/DD/YYYY'),'NA') dt
from product_master where product_no = 'SG9800'
How can I me NA if PRODUCT_DATE is null?Thank you
Means, in case you have not any metting record the condition of the place where clause, you need the value of NA. Is it? If so, use the below...
SELECT NVL(TO_CHAR(PRODUCT_DATE,'MM/DD/YYYY'),'NA') dt
from product_master where product_no = 'SG9800'
union
select 'NA' from dual where 0= ( select count(*) from product_master where product_no = 'SG9800' ) ;
Kind regards
Lifexisxnotxsoxbeautiful.
Tags: Database
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Hi all
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Fact.
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Hello
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>
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--
Oracle Database 11 g Enterprise Edition Release 11.2.0.2.0 - 64 bit Production
PL/SQL Release 11.2.0.2.0 - Production
"CORE 11.2.0.2.0 Production."
AMT for Linux: Version 11.2.0.2.0 - Production
NLSRTL Version 11.2.0.2.0 - Production
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2 options.
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Hello
I recently started working on Oracle and came across this problem. I've coded below, given the query to obtain the most recent date in the table and compare with Sysdate + 1 timestamp. I am not able to understand what I coded wrong but the query gives me bad such results as explained below:Select NVL (MAX (to_char (max (last_update),' dd/mm/yyyy hh12:mi: ss AM')), to_char (sysdate + 1, ' dd/mm/yyyy') |') 12: 00')
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If ideally, it should give 26/08/2009 12:00:00 AM, but surprisingly it gives 25/08/2009 12:00:00 AM as output. Can someone explain why this is happening and what to do to get the correct results?Kind regards
AmolYour sysdate + 1 is the second half of your NVL function it will return only sysdate + 1 when max) last_update) is set to null. I think what you need is
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user10730448 wrote:
Please update your forum profile with a recognizable username instead of "user10730448": Video tutorial how to change username available
I apologize in advance if I'm misunderstanding here, but should not return the following query a few HTML, etc. ?
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Hello
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Header 1 create or replace PACKAGE BODY PKG_UNIDADE_EMP_ODS
AS
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Opening of a ref cursor will never give an exception no_data_found. If you want to know that there is no data in the ref cursor, you will need to pick up. But if you look in the procedure as the row won't be available for the application. If you need to know if the cursor has all the data without pick up you will need to do something like this:
create or replace PACKAGE BODY PKG_UNIDADE_EMP_ODS
AS
PROCEDURE BUSCAR_UNIDADES)
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VO_DADOSUNIDADE ON TP_EMPREGABILIDADE_UNI_ODS. TC_DADOSUNIDADE,
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WHERE UN.ID_INSTITUICAO = DECODE (VI_COD_EMPRESA, NULL, UN.ID_INSTITUICAO), VI_COD_EMPRESA;
END IF;
IF (VI_COD_EMPRESA IS NOTHING) THEN
OPEN FOR VO_DADOSUNIDADE
SELECT
A SEPARATE. CD_UNIDADE AS CD_UNIDADE,
UNITED NATIONS. NM_UNIDADE AS NM_UNIDADE,
UNITED NATIONS. DS_UNIDADE AS DS_UNIDADE,
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OF UNIDADE UNITED NATIONS;
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OF UNIDADE.
END IF;
If v_count = 0 then
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vo_dserror: not = "no record found where";
end if;
EXCEPTION
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VO_CDERROR: = 999;
VO_DSERROR: = 'unknown error ' | SQLERRM;
END BUSCAR_UNIDADES;
END PKG_UNIDADE_EMP_ODS;
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ViewObject getCurrentRow() returns null for a particular VO
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Table of this VO has an another table foreign key relationship and corresponding EO mapping to a database table is defined.
I defined the Association and link display to be able to make the key relationship foreign mapping.
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Runs the code SQL of VO same results as expected in the preview of the VO Editor.
Can someone further comment on what might cause some getCurrentRow() which returns null despite the lines for VO that corresponds to its definition of SQL or Timo.
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