Working with variables To create a new variable, use an assignment statement to assign a value to the variable. You don't have to declare the variable before using it. The default value of all …

Dec 15, 2025 · Learn how to manage Microsoft Fabric variable libraries to customize and share item configurations in a workspace.

Oct 16, 2025 · The Variable library supports Boolean, Datetime, Guid, Integer, Number, and String as data types. In your pipeline, you will see Boolean as Bool type, Datetime as String …

When you use a variable in a template that isn't marked as available in templates, the variable doesn't render. The variable doesn't render because its value isn't accessible within the …

Oct 27, 2025 · User-defined variables can be set as read-only. There are naming restrictions for variables (example: you can't use secret at the start of a variable name). You can use a …

Nov 18, 2025 · The value can be a constant or an expression, but it must either match the variable declaration type or be implicitly convertible to that type. For more information, see …

Nov 18, 2025 · The scope of a variable is the range of Transact-SQL statements that can reference the variable. The scope of a variable lasts from the point it's declared until the end of …

Jul 24, 2025 · You can create a variable and declare its data type and initial value all within one action in your flow in the designer. You can only declare variables at the global level, not within …

Dec 15, 2025 · Follow the steps for creating a variable library and using variable values in various stages of a deployment pipeline.

Nov 18, 2025 · SELECT @ local_variable is typically used to return a single value into the variable. However, when expression is the name of a column, it can return multiple values.