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Chainlink External Adapter for Snowflake

1.2.36 v2

Adapter to query data from Snowflake. Currently only contains an endpoint to query US confirmed Covid cases per County. To setup the environment, here are additional docs to assign a key pair to a user and finding your account identifier.

Queries US confirmed Covid cases per County, using the John Hopkins University table from the StarSchema COVID-19 Epidemiological dataset.

This document was generated automatically. Please see README Generator for more info.

Environment Variables

Required? Name Description Type Options Default
✅ ACCOUNT Unique identifier for the Snowflake account string
✅ DB_USERNAME Name of the database user string
DATABASE Name of the database to connect to string COVID19_BY_STARSCHEMA_DM
SCHEMA Database schema where the main tables are located string PUBLIC
CLOUD_REGION Shortcut for the designated cloud region (e.g. 'us-east-2') string
CLOUD_PROVIDER Shortcut for the selected cloud provider (e.g. 'aws') string
✅ PRIVATE_KEY Private PKCS PEM Key matching assigned public key for a user in Snowflake string

Data Provider Rate Limits

There are no rate limits for this adapter.

Input Parameters

Every EA supports base input parameters from this list

Required? Name Description Type Options Default
endpoint The endpoint to use string covid-cases covid-cases

CovidCases Endpoint

Queries US confirmed Covid cases per County, using the John Hopkins University table from the StarSchema COVID-19 Epidemiological dataset.

covid-cases is the only supported name for this endpoint.

Input Params

Required? Name Aliases Description Type Options Default Depends On Not Valid With
✅ state The state of the desired county string
✅ county Name of the desired county string

Example

Request:

{
  "id": "1",
  "data": {
    "state": "Alabama",
    "county": "Autauga",
    "endpoint": "covid-cases"
  },
  "debug": {
    "cacheKey": "L1/QFC2aiWJ1ikadMBxtZATqGI0="
  }
}

Response:

{
  "jobRunID": "1",
  "data": {
    "resultSetMetaData": {
      "numRows": 1,
      "format": "jsonv2",
      "partitionInfo": [
        {
          "rowCount": 1,
          "uncompressedSize": 9
        }
      ],
      "rowType": [
        {
          "name": "CONFIRMED",
          "database": "test_database",
          "schema": "test_schema",
          "table": "JHU_DASHBOARD_COVID_19_GLOBAL",
          "type": "fixed",
          "byteLength": null,
          "scale": 0,
          "precision": 38,
          "nullable": true,
          "collation": null,
          "length": null
        }
      ]
    },
    "data": [["10531"]],
    "code": "090001",
    "statementStatusUrl": "/api/statements/01a0af11-0000-5d4e-0000-0001316650a5?requestId=e68f6b77-72bd-4b7f-8719-247ac70f6f82",
    "requestId": "e68f6b77-72bd-4b7f-8719-247ac70f6f82",
    "sqlState": "00000",
    "statementHandle": "01a0af12-0000-5d4d-0000-000131664085",
    "message": "Statement executed successfully.",
    "createdOn": 1638467668319,
    "result": 10531
  },
  "result": 10531,
  "statusCode": 200,
  "providerStatusCode": 200
}

MIT License