snowflake source Snowflake Source

Provided by: "Apache Software Foundation"

Support Level for this Kamelet is: "Preview"

Query data from a Snowflake Database.

Configuration Options

The following table summarizes the configuration options available for the snowflake-source Kamelet:

Property Name Description Type Default Example

instanceUrl

Instance URL

Required The Instance url.

string

instance.snowflakecomputing.com

password

Password

Required The password to access a secured Snowflake Database.

string

query

Query

Required The query to execute against the Snowflake Database.

string

INSERT INTO accounts (username,city) VALUES (:#username,:#city)

username

Username

Required The username to access a secured Snowflake Database.

string

consumedQuery

Consumed Query

A query to run on a tuple consumed.

string

DELETE FROM accounts where user_id = :#user_id

databaseName

Database Name

The name of the Snowflake Database.

string

delay

Delay

The number of milliseconds before the next poll.

integer

500

Dependencies

At runtime, the snowflake-source Kamelet relies upon the presence of the following dependencies:

  • camel:jackson

  • camel:kamelet

  • camel:sql

  • mvn:net.snowflake:snowflake-jdbc:3.24.2

  • mvn:org.apache.commons:commons-dbcp2:2.13.0

Camel JBang usage

Prerequisites

  • You’ve installed JBang.

  • You have executed the following command:

jbang app install camel@apache/camel

Supposing you have a file named route.yaml with this content:

- route:
    from:
      uri: "kamelet:snowflake-source"
      parameters:
        .
        .
        .
      steps:
        - to:
            uri: "kamelet:log-sink"

You can now run it directly through the following command

camel run route.yaml

Snowflake Source Kamelet Description

Authentication methods

This Kamelet connects to Snowflake using:

  • Database-specific connection credentials

  • Username and password authentication

  • Connection URL/string configuration

Output format

The Kamelet monitors Snowflake for changes and produces the data in JSON format.

Configuration

The Kamelet requires database connection parameters:

  • Database connection URL/server information

  • Username and password for authentication

  • Query or monitoring configuration

Usage example

apiVersion: camel.apache.org/v1alpha1
kind: KameletBinding
metadata:
  name: snowflake-source-binding
spec:
  source:
    ref:
      kind: Kamelet
      apiVersion: camel.apache.org/v1alpha1
      name: snowflake-source
    properties:
      serverName: "database-server"
      username: "{{username}}"
      password: "{{password}}"
      databaseName: "mydb"
  sink:
    ref:
      kind: Service
      apiVersion: v1
      name: my-service

Kamelet source file

https://github.com/apache/camel-kamelets/blob/main/kamelets/snowflake-source.kamelet.yaml

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