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To use sub-view values in expressions, you add a reference of the sub-view to the form's data model (assuming the sub-view is defined in a separate activity).
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Learn how to execute a stored procedure or a service from an expression.
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When you use the AsQueryable attribute in an expression, the query is executed at the database level (rather than in memory).
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Learn how to use expressions in form template markup.
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The operators that you can use in Cora SeQuence expressions.
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The Cora SeQuence engine supports retrieving external data that is stored in the Cora SeQuence database. Use a SQL statement in an expression to retrieve the external data.
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Cora SeQuence supports several LINQ extension methods, which perform transformations on IEnumberable types (standard .NET functionality).
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Returns the default value parameter when the method parameter expression throws an exception.
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Perform operations on users and groups. In the example below, the join concatenates all groups that a user belongs to.