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mdl_grading_definitions
INVESTIGATEUnclassified Moodle core/plugin table · 14 columnsProposed target
Owner decision: migrate, transform, archive or exclude
Migration rule
No safe target inferred from schema name alone
Verification required
Inspect columns, row counts, code references, reports and retention requirements
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 | |
| areaid | 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 | |
| method | varchar(100) | Not null | '' | Map same-named field where semantics match; confirm target type, nullability, defaults and business meaning. | Schema-only inference |
| name | varchar(255) | Not null | '' | Map same-named field where semantics match; confirm target type, nullability, defaults and business meaning. | Schema-only inference |
| description | longtext | Nullable | Transform text/JSON/HTML as appropriate; sanitize and rewrite embedded Moodle URLs/file references. | Schema-only inference | |
| descriptionformat | tinyint | Nullable | Transform text/JSON/HTML as appropriate; sanitize and rewrite embedded Moodle URLs/file references. | Schema-only inference | |
| status | bigint | Not null | '0' | Map through explicit enum/boolean translation; retain source value and test edge cases. | High: verify semantics/relationship/security |
| copiedfromid | bigint | Nullable | Resolve to target foreign key via source-ID crosswalk; do not assume numeric IDs match target IDs. | High: verify semantics/relationship/security | |
| timecreated | bigint | Not null | Convert Unix epoch to UTC timestamp; verify 0/null sentinel and date semantics. | Schema-only inference | |
| usercreated | bigint | Not null | Map same-named field where semantics match; confirm target type, nullability, defaults and business meaning. | Schema-only inference | |
| timemodified | bigint | Not null | Convert Unix epoch to UTC timestamp; verify 0/null sentinel and date semantics. | Schema-only inference | |
| usermodified | bigint | Not null | Map same-named field where semantics match; confirm target type, nullability, defaults and business meaning. | Schema-only inference | |
| timecopied | bigint | Nullable | '0' | Map same-named field where semantics match; confirm target type, nullability, defaults and business meaning. | Schema-only inference |
| options | longtext | Nullable | Map same-named field where semantics match; confirm target type, nullability, defaults and business meaning. | Schema-only inference |