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Re:Is 20M of rows still a valid soft limit of MySQL table in... by qeternity on Tuesday May 23, 2023 @03:18AM (#36041003)
Many DB systems have some sort of HLL function to provide a similar approximation (although I think you’re overestimating the costs that MVCC impose on large datasets).
Re:Is 20M of rows still a valid soft limit of MySQL table in... by ddorian43 on Tuesday May 23, 2023 @07:48AM (#36042972)
Note that HLL is used for counting `unique` things. You don't need HLL for counting the rows of the table.