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Results for “optional argument”

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SQL ServerSelect & page

Substitute a value for NULL

Use SQL Server’s ISNULL expression.

ISNULL✓ Tested

SQLChange & combine data

Test missing values with IS NULL

Find rows where an optional value is absent.

IS NULL✓ Tested

TypeScriptTypes & functions

Type a function’s inputs and output

Catch mismatched arguments during compilation.

function✓ Tested