what do you mean by sub-database and sub-table partitioning of the database?
what do you mean by sub-database and sub-table partitioning of the database?
Database sub-table: split a single business table redundant in a single database into N "logically related" business child tables;
Database sub-database: divide the business tables in the original single database into N "logically related" databases according to some algorithms;
Database partitioning: divide databases that were previously stored in a single physical storage area into less than N physical storage areas.
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