Error when empty data is passed to mv-expand in kusto The key was using mv-expand and bag_unpack My problem is that if I change my search query to something where nothing is returned or DynamicProperties is null, I get the following error: 'mvexpand' operator: Failed to resolve scalar expression named 'DynamicProperties' Seems to me like mv-expand fails when no data is there for it to expand
Troubleshoot common problems in Kusto. Explorer - Kusto ClickOnce error: Cannot Start Application Symptoms The program fails to start and displays one of the following errors: External component has thrown an exception; Value does not fall within the expected range; The application binding data format is invalid Exception from HRESULT: 0x800736B2; The referenced assembly is not installed on your
Parameterizing the unusual inputs of a kusto function Parameterizing works, without using a let statement, but using a "declare" statement and "let" statement in conjunction appears to lead to issues The issue is that you're trying to pass non-constant scalar values to the datatable operator - that's not supported, regardless of using query parameters or not
macro-expand operator - Kusto | Microsoft Learn The macro-expand operator simplifies running a subquery on a set of entities, such as clusters, databases, or tables, and then combining the results into a single output The operator is useful when you have data spread across multiple clusters, databases, or tables