dolphinscheduler/docs/docs/en/guide/datasource/sql-server.md

SQL Server

Datasource Parameters

Datasource	Description
Datasource	Select SQLSERVER.
Datasource Name	Enter the name of the datasource.
Description	Enter a description of the datasource.
IP/Host Name	Enter the SQLSERVER service IP.
Port	Enter the SQLSERVER service port.
Username	Set the username for SQLSERVER connection.
Password	Set the password for SQLSERVER connection.
Database Name	Enter the database name of the SQLSERVER connection.
jdbc connect parameters	Parameter settings for SQLSERVER connection, in JSON format.

Native Supported

Yes, could use this datasource by default.