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ActionSupabaseUpdated May 2026

How do I upsert a row in Supabase?

Short answer: Drop the "SupabaseUpsert Row" action anywhere in your workflow, map the inputs from upstream nodes, and publish.

Inputs

The fields this action accepts.

Every field can be mapped from an upstream trigger, AI step, table row, or hard-coded literal.

FieldTypeRequiredDescription
Table Name
table
stringRequiredTable Name. Example: users
Row Data (JSON)
data
stringRequiredMust include the primary key or unique column for conflict resolution
On Conflict Column
on_conflict
stringOptionalColumn to match for upsert (typically the primary key)
Sample request
{
"table": "e.g. users",
"data": "{\"id\": 1, \"name\": \"John\", \"email\": \"john@example.com\"}",
"on_conflict": "e.g. id"
}
Returns
[
{
"id": 1,
"name": "John",
"email": "john@example.com"
}
]

Use these fields in downstream nodes for routing, logging, or error handling.

Triggered by

Apps that pair well as the trigger for Upsert Row.

Any of these apps can fire this action as part of a workflow.

FAQ

Questions about Upsert Row.

What does the Upsert Row action do in Supabase?
Inserts a row, or updates it if a conflict occurs on the primary key or a unique constraint. The right tool for idempotent sync flows from another source-of-truth system.
What inputs does Upsert Row require?
Required: Table Name, Row Data (JSON). Every input accepts a static value or a variable from any upstream node in your workflow.
Can I use dynamic inputs from earlier workflow nodes?
Yes. Any field on this action can pull values from upstream nodes, whether that's a form response, a trigger payload, an AI output, or a lookup result.
What happens if Supabase returns an error?
The workflow pauses on the failed node, the error message is captured in the run log, and you can retry the run with one click. Auto-retry policies are configurable per workflow with exponential backoff up to 5 attempts.
Does Upsert Row support batch operations?
Yes. Run Upsert Row inside a Loop node to process arrays. Tiny Command handles Supabase's rate limits automatically so you don't have to throttle manually.
More actions

Other Supabase actions.

Send upsert row from your workflows.

Triggered by anything in the catalog. Free tier available. No credit card.