I found this interesting Medium article from Joshua Otwell about the difference between count(*)
and count(column_name)
.
Good 2 minutes read - https://medium.com/an-idea/mysql-count-and-count-column-or-expression-differences-e480b0db5f43
I found this interesting Medium article from Joshua Otwell about the difference between count(*)
and count(column_name)
.
Good 2 minutes read - https://medium.com/an-idea/mysql-count-and-count-column-or-expression-differences-e480b0db5f43
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