What operator tests column for the absence of data
Asked by admin @ in Computer Science viewed by 291 People
What operator tests column for the absence of data?
A) NOT operator
B) IS NULL operator
C) EXISTS operator
D) All of the above
Asked by admin @ in Computer Science viewed by 291 People
What operator tests column for the absence of data?
A) NOT operator
B) IS NULL operator
C) EXISTS operator
D) All of the above
Answered by admin @
Answer:
What operator tests column for the absence of data
Option b
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