canvas_set_columns
shallowio.datadef/mcp · Verify this server
Set the full column list of a table node, replacing whatever it had. Pass every column you want to keep — this is a replace, not a merge. Mark primary and foreign keys; they are what make a data diagram worth reading. Operates on one Datadef diagram, named by diagram_id.
1 trials · measured 8 days ago
canvas_set_columns scores 100.0/100 on Vouch's measured behaviour index, from 1 real invocation trials against io.datadef/mcp, measured 25 Aug 2026 under methodology v0.2.0. Every measured component scored 100.
Component breakdown
| Component | Weight | Value |
|---|---|---|
| Reliability | 35% | not applicable |
| Schema integrity | 25% | 100.0 |
| Failure behaviour | 15% | not applicable |
| Latency | 15% | not applicable |
| Concurrency | 10% | not applicable |
Tool details
- Transport
- remote
- Credential class
- gated
- Category
- Communication
- Input schema
- not declared
- Output schema
- not declared
- Side-effect classification
- unclassified
Score history
| Day | Score | Tier | Methodology |
|---|---|---|---|
| 2026-08-25 | 100.0 | shallow | v0.2.0 |
Probe evidence
| Probe | Outcomes |
|---|---|
| schema_integrity | pass: 1 |
Raw request/response logs are not archived yet — the outcome counts above are drawn directly from every recorded trial.
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[](https://vouch.tools/tools/839888c6-00dc-4bf6-bdbd-ffdafb876feb)