Difference Between Counts (Oracle SQL PLSQL Tricky Interview Questions)

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Hi Friends, This video will clear the doubt of count(*), count(1) and count(column name). Thanks
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Thanks for the information in such easy to understand when you teach

pr-rbjl
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All videos are very helpful ...thanks for sharing the knowlege

ankursrivastava
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Keep them coming! It's really helpful.

thehappysoul
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Really useful..plz do advance plsql concepts

RamPrasad-ioiu
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Good one.If you included the performance difference for count(*) and count(country) then it will be grateful. I saw this video to know that info :( Which one is better???

balamurugank
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