A query operation providing a default value to use if the data is missing some property.
This is useful when querying for properties that might not exist for all entries, allowing you to
provide a fallback value instead of getting an error. See the Julia
documentation
for details.
Usage
IfMissing(missing_value, type = NULL, ...)
Arguments
- missing_value
Value to use when data is missing the property
- type
Optional type specification for the missing value (e.g., "Int64", "Float64", "Bool")
- ...
Additional arguments needed to support usage of pipe operator
Value
A query operation object that can be used in a query sequence