Simple SQL Query Problem

What is wrong in this query? :-)


Row:
wid = 70073, wcat = NULL


SELECT  wid, wcat FROM watches WHERE wid = 70073
1 row affected


SELECT  wid, wcat FROM watches WHERE wcat != 'o' AND wid = 70073
0 rows affected

See also screenshots attached.
sql01.png
sql02.png
lukasfreiAsked:
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mbizupCommented:
Change it to

Wcat IS NULL
0
mbizupCommented:
Ignore my last post.
0
mimran18Commented:
Here we go,

SELECT  wid, wcat FROM watches WHERE ISNULL(wcat,'') != 'o' AND wid = 70073
0

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Pratima PharandeCommented:
what is datatype of wcat

try

SELECT  wid, wcat FROM watches WHERE wcat <> 'o' AND wid = 70073

or

SELECT  wid, wcat FROM watches WHERE wcat not like  'o' AND wid = 70073
0
waltersnowslinarnoldCommented:
You should handle NULL properly, NULL is always a trouble maker;

Use the below sample, this should help you;

SELECT  wid, wcat FROM watches WHERE ISNULL(wcat,'') != 'o' AND wid = 70073

OR

SELECT  wid, wcat FROM watches WHERE ISNULL(wcat,'') <> 'o' AND wid = 70073
0
lukasfreiAuthor Commented:
wow, thanks for help to all of you
0
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