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Diffstat (limited to 'storage/innodb_plugin/include/univ.i')
| -rw-r--r-- | storage/innodb_plugin/include/univ.i | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/storage/innodb_plugin/include/univ.i b/storage/innodb_plugin/include/univ.i index 4e9fbef4db3..6cede60a6e0 100644 --- a/storage/innodb_plugin/include/univ.i +++ b/storage/innodb_plugin/include/univ.i @@ -267,6 +267,24 @@ management to ensure correct alignment for doubles etc. */ ======================== */ +/** There are currently two InnoDB file formats which are used to group +features with similar restrictions and dependencies. Using an enum allows +switch statements to give a compiler warning when a new one is introduced. */ +enum innodb_file_formats_enum { + /** Antelope File Format: InnoDB/MySQL up to 5.1. + This format includes REDUNDANT and COMPACT row formats */ + UNIV_FORMAT_A = 0, + + /** Barracuda File Format: Introduced in InnoDB plugin for 5.1: + This format includes COMPRESSED and DYNAMIC row formats. It + includes the ability to create secondary indexes from data that + is not on the clustered index page and the ability to store more + data off the clustered index page. */ + UNIV_FORMAT_B = 1 +}; + +typedef enum innodb_file_formats_enum innodb_file_formats_t; + /* The 2-logarithm of UNIV_PAGE_SIZE: */ #define UNIV_PAGE_SIZE_SHIFT 14 /* The universal page size of the database */ |