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mdl_message_email_messages
INVESTIGATEPlugin / custom business / integration data · 4 columnsProposed target
Map only after owner and UI/API usage review; migrate active business records, archive obsolete history
Migration rule
Target model depends on workflows, relationships, status semantics and plugin code
Verification required
Inspect plugin source, controllers, scheduled tasks, external APIs, sample data and foreign-key conventions
Tracking
Sign in to update status, owner and notes.
| 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 | |
| useridto | bigint | Not null | Resolve to target foreign key via source-ID crosswalk; do not assume numeric IDs match target IDs. | Schema-only inference | |
| conversationid | bigint | Not null | Resolve to target foreign key via source-ID crosswalk; do not assume numeric IDs match target IDs. | High: verify semantics/relationship/security | |
| messageid | bigint | Not null | Resolve to target foreign key via source-ID crosswalk; do not assume numeric IDs match target IDs. | High: verify semantics/relationship/security |