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mdl_user_info_data
MIGRATEIdentity / profile / access / user extension · 5 columnsProposed target
Map to users, profiles, external_identity_links, memberships/enrolments as applicable
Migration rule
Preserve Moodle IDs in legacy_id; use immutable IdP subject for login identity
Verification required
Verify PII fields, custom profile semantics, deleted/suspended users, duplicate email and foreign keys
Tracking
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| Column | Type | Null | Default | Target mapping | Risk |
|---|---|---|---|---|---|
| id | bigint | Not null | Preserve as legacy source ID; generate target PK unless target accepts stable legacy key. | High: verify semantics/relationship/security | |
| userid | bigint | Not null | '0' | Resolve to target foreign key via source-ID crosswalk; do not assume numeric IDs match target IDs. | High: verify semantics/relationship/security |
| fieldid | bigint | Not null | '0' | Resolve to target foreign key via source-ID crosswalk; do not assume numeric IDs match target IDs. | High: verify semantics/relationship/security |
| data | longtext | Not null | Transform text/JSON/HTML as appropriate; sanitize and rewrite embedded Moodle URLs/file references. | High: verify semantics/relationship/security | |
| dataformat | tinyint | Not null | '0' | Transform text/JSON/HTML as appropriate; sanitize and rewrite embedded Moodle URLs/file references. | High: verify semantics/relationship/security |