List of Information Schema tables specifically related to XtraDB. Tables that XtraDB shares with InnoDB are listed in Information Schema InnoDB Tables.
| Title | Description |
|---|---|
| Information Schema INNODB_BUFFER_POOL_PAGES Table | XtraDB buffer pool page information. |
| Information Schema INNODB_BUFFER_POOL_PAGES_BLOB Table | XtraDB buffer pool blob pages. |
| Information Schema INNODB_BUFFER_POOL_PAGES_INDEX Table | XtraDB buffer pool index pages. |
| Information Schema INNODB_UNDO_LOGS Table | XtraDB undo log segments. |
| Information Schema XTRADB_INTERNAL_HASH_TABLES Table | InnoDB/XtraDB hash table memory usage information. |
| Information Schema XTRADB_READ_VIEW Table | Information about the oldest active transaction in the system. |
| Information Schema XTRADB_RSEG Table | XtraDB rollback segment information. |
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https://mariadb.com/kb/en/information-schema-xtradb-tables/