Technical Article

Decimal to Binary Conversion for event scheduling

This procedure was written to create an event schedule     where the schedule may have non-consecutive days.    The input for the procedure is START DATE, END DATE, and DAYMAP    The DAYMAP input parameter is a decimal number whose binary representation    describes the schedule days over potentially a 4 week period (read from right to left).    […]

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2002-04-17

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Question of the Day

The Decoded Value

In SQL Server 2025, what is returned from this code:

DECLARE @message VARCHAR(50) = 'Hello SQL Server 2025!';
DECLARE @encoded VARCHAR(MAX);

SET @encoded = BASE64_ENCODE(CAST(@message AS VARBINARY(1000)));
SELECT BASE64_DECODE(@encoded) 

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