ODBCIsFieldNullable

Reports whether a specified field is nullable (i.e., can be set to a NULL value).

Function Group Execution Windows Embedded Thin Client
ODBCIsFieldNullable ODBC Synchronous Supported Not supported Executed on Server

Syntax

ODBCIsFieldNullable(numHandler,strColName)
numHandler
The handler returned by the ODBCOpen function.
strColName
The column name.

Returned value

0 The specified field is not flagged as Nullable.
Non-Zero The specified field is flagged as Nullable.

Examples

Tag Name Expression
Tag ODBCIsFieldNullable( 1, "Price" )
Tag ODBCIsFieldNullable( 1, "Model" )