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Home PHP Libraries Database operation class A MySQL sub-database and sub-table php class
A MySQL sub-database and sub-table php class Share a MySQL sub-database and sub-table php class. When the data record of a table is too large, a performance bottleneck will occur. The general solution is to either create a partitioned table or split the table. I won’t talk about the partition table. The split table is divided into vertical splitting and horizontal splitting. The specific difference is Please do your own search. Generally speaking, database sharding and table sharding belong to horizontal segmentation, and data is inserted into different tables according to certain rules. Sub-library can easily transfer the pressure of the database, such as placing a large database on different servers.
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