GetCollationByID returns collations by given id.

NewDefaults offset: uint32(fileInfo._06_KEY_INFO_OFFSET) + fileInfo.KEY_INFO_LENGTH length: uint32(fileInfo._10_RECORD_LENGTH).

NewExtraData creates a new Extra struct offset: fileInfo.DefaultsData.Offset + uint32(fileInfo._10_RECORD_LENGTH) length: fileInfo._37_EXTRA_INFO_LENGTH.

NewKey offset: fileInfo._06_KEY_INFO_OFFSET length: fileInfo.KEY_INFO_LENGTH.

NewFileInfo creates a new FileInfo struct.

DECIAML.

FILE_INFO_LENGTH is the size of the file header.

FORM_INFO_LENGTH is the length of the form info.

Packing of all keys to prev key.

For full-text search.

Automaticly generated key.

B-tree, default one.

FULLTEXT (MyISAM tables).

HASH keys (HEAP tables).

R-tree, for spatial searches.

Not specified (old file).

Set if not dupplicated records.

NULL in key are cmp as equal.

Pack string key to previous key.

For spatial search.

Check the key for uniqueness.

Fulltext index uses [pre]parser.

new ISAM format.

Reserved for MySQL.

Set by isamchk.

set by isamchk.

MAX_DATE_WIDTH is the maximum width of a date.

MAX_DATETIME_WIDTH is the maximum width of a datetime.

MAX_TIME_FULL_WIDTH is the maximum width of a time with fractional seconds.

MAX_TIME_WIDTH is the maximum width of a time.

Date/Time types.

file info is the header of the file ref: https://dbsake.readthedocs.io/en/latest/appendix/frm_format.html#frm-fileinfo-section.

FieldFlag represents the flags for a field.

GeometryType represents the geometry types.

HandlerOption represents the HA_OPTION flags.

LegacyDBType represents the legacy database types.

MySQLType represents the MySQL field types.

RowType represents the row types.

Utype represents the unireg types.