Jan 28, 2026 · 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 …

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 …

Jan 20, 2026 · Variable Groups: Use variable groups to share values across all definitions in a project. This approach is useful when you want to use the same values throughout definitions, …

This chapter covers variable categories, default values, definite assignment, and variable references.

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 …

Dec 17, 2024 · To use an expression to set the variable value, first confirm that the variable data type is compatible with the evaluation result of the expression and then provide an expression …

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 automate variable libraries in the Microsoft Fabric application lifecycle management (ALM) tool by using APIs.

Oct 4, 2022 · When you specify a name for a new task sequence variable, follow these guidelines: The task sequence variable name can include letters, numbers, the underscore character (_), …

Aug 27, 2025 · Any environment variable you add or change in your PowerShell profile is available in any session that loads your profile. This method works for any version of …