Queries

type: "io.kestra.plugin.jdbc.arrowflight.Queries"

Perform multiple queries on a database through Apache Arrow Flight SQL driver.

Examples

Send SQL queries to a database and fetch row(s) using Apache Arrow Flight SQL driver.

id: arrow_flight_sql_queries
namespace: company.team

tasks:
  - id: query
    type: io.kestra.plugin.jdbc.arrowflight.Queries
    url: jdbc:arrow-flight-sql://localhost:31010/?useEncryption=false
    username: db_user
    password: db_password
    sql: SELECT * FROM employee; SELECT * FROM laptop;
    fetchType: FETCH

Properties

fetchType

• Type: string
• Dynamic: ❌
• Required: ✔️
• Default: NONE
• Possible Values:
  • STORE
  • FETCH
  • FETCH_ONE
  • NONE

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.

url

• Type: string
• Dynamic: ✔️
• Required: ✔️

The JDBC URL to connect to the database.

fetch

• Type: boolean
• Dynamic: ❌
• Required: ❌
• Default: false

DEPRECATED, please use fetchType: FETCH instead. Whether to fetch the data from the query result to the task output. This parameter is evaluated after fetchOne and store.

fetchOne

• Type: boolean
• Dynamic: ❌
• Required: ❌
• Default: false

DEPRECATED, please use fetchType: FETCH_ONE instead. Whether to fetch only one data row from the query result to the task output. This parameter is evaluated before store and fetch.

fetchSize

• Type: integer
• Dynamic: ❌
• Required: ❌
• 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.

parameters

• Type: object
• Dynamic: ✔️
• Required: ❌

Parameters

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

password

• Type: string
• Dynamic: ✔️
• Required: ❌

The database user's password.

sql

• Type: string
• Dynamic: ✔️
• Required: ❌

The SQL query to run.

store

• Type: boolean
• Dynamic: ❌
• Required: ❌
• Default: false

DEPRECATED, please use fetchType: FETCH_STORE instead. Whether to fetch data row(s) from the query result to a file in internal storage. File will be saved as Amazon Ion (text format). See Amazon Ion documentation This parameter is evaluated after fetchOne but before fetch.

timeZoneId

• Type: string
• Dynamic: ❌
• Required: ❌

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

transaction

• Type:
  • boolean
  • string
• Dynamic: ✔️
• Required: ❌

username

• Type: string
• Dynamic: ✔️
• Required: ❌

The database user.

Outputs

outputs

• Type: array
• SubType: AbstractJdbcBaseQuery-Output
• Required: ❌

Definitions

io.kestra.plugin.jdbc.AbstractJdbcBaseQuery-Output

Properties

row

• Type: object
• Dynamic: ❓
• Required: ❓

Map containing the first row of fetched data.

Only populated if fetchOne parameter is set to true.

rows

• Type: array
• SubType: object
• Dynamic: ❓
• Required: ❓

List of map containing rows of fetched data.

Only populated if fetch parameter is set to true.

size

• Type: integer
• Dynamic: ❓
• Required: ❓

The number of rows fetched.

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

uri

• Type: string
• Dynamic: ❓
• Required: ❓
• 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.