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Relational Database Management System, a widely used type of database management system characterised by its extensive use of joining as a core operational principle.

4
votes
1answer
RDBMs? Update: related to Rick James' answer MySQL use Plan A and Postgres use Plan B, right? Plan A means clustered index, right? The table is physically sorted by lastName + firstName. Plan A on …
asked Sep 7 '16 by VB_
6
votes
1answer
I've read Performance difference between MySQL and PostgreSQL for the same schema/queries. Here is a brief retelling of the article: PostgreSQL tables are heap tables (means no clustered index)... …
asked Sep 9 '16 by VB_