Query

Query a data lake using Trino query engine.

Make sure NOT to include semicolon at the end of your SQL query. Adding semicolon at the end will result in an error. If you want to test this integration, search for Trino in Blueprints - you'll find detailed instructions there.

yaml
type: "io.kestra.plugin.jdbc.trino.Query"

Examples

Generate a CSV file report from a SQL query using Trino

yaml
id: trino_query
namespace: company.team

tasks:
  - id: analyze_orders
    type: io.kestra.plugin.jdbc.trino.Query
    url: jdbc:trino://localhost:8080/tpch
    username: "{{ secret('TRINO_USERNAME') }}"
    password: "{{ secret('TRINO_PASSWORD') }}"
    sql: |
      select orderpriority as priority, sum(totalprice) as total
      from tpch.tiny.orders
      group by orderpriority
      order by orderpriority
    fetchType: FETCH
    fetchType: STORE

  - id: csv_report
    type: io.kestra.plugin.serdes.csv.IonToCsv
    from: "{{ outputs.analyze_orders.uri }}"

Properties

url *string

The JDBC URL to connect to the database.

fetchSize integerstring

Default 10000

Number of rows that should be fetched.

Gives the JDBC driver a hint as to the number of rows that should be fetched from the database when more rows are needed for this ResultSet object. If the fetch size specified is zero, the JDBC driver ignores the value and is free to make its own best guess as to what the fetch size should be. Ignored if autoCommit is false.

fetchType string

Default NONE

Possible Values

STOREFETCHFETCH_ONENONE

The way you want to store data.

FETCH_ONE - output the first row. FETCH - output all rows as output variable. STORE - store all rows to a file. NONE - do nothing.

parameters object

Parameters

A map of parameters to bind to the SQL queries. The keys should match the parameter placeholders in the SQL string, e.g., : parameterName.

password string

The database user's password.

sql string

The SQL query to run.

timeZoneId string

The time zone id to use for date/time manipulation. Default value is the worker's default time zone id.

username string

The database user.

Outputs

row object

Map containing the first row of fetched data.

Only populated if fetchOne parameter is set to true.

rows array

SubType object

List of map containing rows of fetched data.

Only populated if fetch parameter is set to true.

size integer

The number of rows fetched.

Only populated if store or fetch parameter is set to true.

uri string

Format uri

The URI of the result file on Kestra's internal storage (.ion file / Amazon Ion formatted text file).

Only populated if store is set to true.

​Query

Query