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title NOT NULL in CREATE TABLE Statements
description NOT NULL in CREATE TABLE Statements
author David-Engel
ms.author davidengel
ms.date 01/19/2017
ms.service sql
ms.subservice connectivity
ms.topic concept-article
helpviewer_keywords
not null [ODBC]
interoperability [ODBC], not null

NOT NULL in CREATE TABLE Statements

Some databases, and especially desktop databases, do not support the NOT NULL column constraint in CREATE TABLE statements. For more information, see the SQL_NON_NULLABLE_COLUMNS option in the SQLGetInfo function description.