hai,friends i have one doubt in sql here i mentioned that please help me.
COLUMN NAME1 COLUMN NAME2
A 1
A 2
A NULL
B 3
C NULL
this is my table from that i have to select that not null values of A and B and also select NULL value of C.that is if A having NULL values only and C having NOT NULL values only means I have to select NULL values of A and not null values of C.that is if A having both NULL and NOT NULL values means i want NOT NULL only of A and C having NULL values means i want NULL values of C.at the same time if C having NULL AND NOT NULL value means i want the NOT NULL values of C.please help me soon.am waiting
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