MySQL Table Definition Format

Writable

database

Every MySQL table is represented on disk by a .frm file that describes the table's format (that is, the table definition). The file bears the same name as the table, with an .frm extension.

Identify it

Extensions	`.frm`
Signatures	`fe01` at byte 0 (MySQL FRM)
PRONOM	`fmt/868`
Wikidata	`Q59653966`
Library of Congress	`fdd000623`

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Open it

MySQLOpen sourcereads and writes · GNU General Public License, version 2.0 / proprietary license
PhotoRecOpen sourcereads · GNU General Public License

Convert it

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Sources

PRONOM fmt/868
Wikidata Q59653966

From PRONOM, Wikidata. Updated 2026-10-20.

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