ODBCIsFieldNullable

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

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

Syntax

Web Studio Help on odbc odbcisfieldnullable.xml d179981e79 ODBCIsFieldNullable

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” )

ODBCIsFieldNullable