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8.4.5 Limits on Number of Databases and Tables
MySQL has no limit on the number of databases. The underlying file system may have a limit on the number of directories.
MySQL has no limit on the number of tables. The underlying file
system may have a limit on the number of files that represent
tables. Individual storage engines may impose engine-specific
constraints. InnoDB permits up to 4 billion
tables.
Document created the 26/06/2006, last modified the 26/10/2018
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