Odbc.DataSource is a Power Query M function that retrieves a table of SQL tables and views from an ODBC data source using a specified connection string. The function returns the table with control over options like navigation properties, hierarchical navigation, and timeouts.

Compatible with: Power BI Service Power BI Desktop Excel Microsoft 365


   connectionString as any,
   optional options as nullable record,
) as table


Returns a table of SQL tables and views from the ODBC data source specified by the connection string connectionString. connectionString can be text or a record of property value pairs. Property values can either be text or number. An optional record parameter, options, may be provided to specify additional properties. The record can contain the following fields:

  • CreateNavigationProperties : A logical (true/false) that sets whether to generate navigation properties on the returned values (default is true).
  • HierarchicalNavigation : A logical (true/false) that sets whether to view the tables grouped by their schema names (default is false).
  • ConnectionTimeout : A duration that controls how long to wait before abandoning an attempt to make a connection to the server. The default value is 15 seconds.
  • CommandTimeout : A duration that controls how long the server-side query is allowed to run before it is canceled. The default value is ten minutes.
  • SqlCompatibleWindowsAuth : A logical (true/false) that determines whether to produce SQL Server-compatible connection string options for Windows authentication. The default value is true.


Return the SQL tables and views from the provided connection string.

// Output: table
Odbc.DataSource( "dsn=your_dsn" )

Other functions related to Odbc.DataSource are:

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Last update: August 25, 2023 | Contribute » | Contributors: Rick de Groot
Microsoft documentation: https://learn.microsoft.com/en-us/powerquery-m/odbc-datasource
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