the two comments with the most likes attached to each comment are how to achieve the backend and how to ask for a great solution with high efficiency
the two comments with the most likes attached to each comment are how to achieve the backend and how to ask for a great solution with high efficiency
Database one-to-many relationship.
main comment table: zmemoridpr _ user _ journal _ textTimmy
sub-comment table: < _
determine the relationship between comments through z_id and display them selectively.
rank sub-comments by the number of likes given by order by, and get the first two comments through limit.
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