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LEN
✅ Azure Stream Analytics ✅ Fabric Eventstream
Returns the number of characters of the specified string expression, excluding trailing blanks.
Syntax
LEN ( string_expression )
Arguments
string_expression
Is the string expression to be evaluated. string_expression can be a constant or column of type nvarchar(max)
Return Types
bigint
Examples
SELECT TollId, EntryTime, LicensePlate, LEN (LicensePlate) AS Len_License
FROM Input TIMESTAMP BY EntryTime
WHERE Toll > 5
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