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mdl_analytics_models_log
ARCHIVELogs / analytics / technical history · 12 columnsProposed target
Archive compressed; selectively transform required reporting aggregates
Migration rule
Usually not required for core LMS runtime
Verification required
Identify compliance/audit and analytics use cases before exclusion
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 | |
| modelid | 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 | |
| version | bigint | Not null | Map same-named field where semantics match; confirm target type, nullability, defaults and business meaning. | Schema-only inference | |
| evaluationmode | varchar(50) | Not null | '' | Map same-named field where semantics match; confirm target type, nullability, defaults and business meaning. | Schema-only inference |
| target | varchar(255) | Not null | '' | Map same-named field where semantics match; confirm target type, nullability, defaults and business meaning. | Schema-only inference |
| indicators | longtext | Not null | Map same-named field where semantics match; confirm target type, nullability, defaults and business meaning. | Schema-only inference | |
| timesplitting | varchar(255) | Nullable | Map same-named field where semantics match; confirm target type, nullability, defaults and business meaning. | Schema-only inference | |
| score | decimal(10,5) | Not null | '0.00000' | Map same-named field where semantics match; confirm target type, nullability, defaults and business meaning. | Schema-only inference |
| info | longtext | Nullable | Map same-named field where semantics match; confirm target type, nullability, defaults and business meaning. | Schema-only inference | |
| dir | longtext | Not null | Map same-named field where semantics match; confirm target type, nullability, defaults and business meaning. | Schema-only inference | |
| timecreated | 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 |