| Field | Required | Description |
|---|---|---|
appId | Yes | App identifier (typically "{{var.appId}}") |
tableName | Yes | Source table name |
outputTable | Yes | Name of the table this step produces |
outputSchema | Yes | Column names and types for the result output table |
whereColumn | No | Column to filter by |
whereValue | No | Value to match — required if whereColumn is set |
Validation
| Check |
|---|
appId, tableName, outputTable, outputSchema are required |
whereColumn and whereValue must both be set if either is provided |
tableName exists in the app database |
whereColumn exists in source table |
outputSchema columns exist in source table (skipped when fieldMapping is provided) |

