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SQL Anywhere 10.0.1 » SQL Anywhere Server - Database Administration » Database Options » Introduction to database options » Alphabetical list of options

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allow_nulls_by_default option [compatibility]


Controls whether new columns that are created without specifying either NULL or NOT NULL are allowed to contain NULL values.

Allowed values

On, Off

Default

On

Off for Open Client and jConnect connections

Remarks

The allow_nulls_by_default option is included for Transact-SQL compatibility. See Setting options for Transact-SQL compatibility.