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Client APIs and toolsYou can use the HCL OneDB™ implementation of client APIs to develop applications for HCL OneDB™ database servers.
HCL OneDB™ ODBC Driver GuideThe HCL OneDB™ ODBC Driver Programmer's Manual serves as a user guide and reference for HCL OneDB™ ODBC Driver, which is the HCL OneDB™ implementation of the Microsoft™ Open Database Connectivity (ODBC) interface, Version 3.0.
Client functionsThese topics describe the HCL OneDB™ ODBC Driver client functions. Use these functions to access and manipulate smart large objects and rows and collections.
Functions for rows and collectionsThis section describes each client function that HCL OneDB™ ODBC Driver provides for rows and collections.
The ifx_rc_setnull() functionThe ifx_rc_setnull() function sets a row or collection to null.

The ifx_rc_setnull() function

The ifx_rc_setnull() function sets a row or collection to null.

Syntax

ifx_rc_setnull(rchandle)

Arguments

The function accepts the following argument.


Argument	Type	Use	Description
rchandle	HINFX_RC	Input	Handle for a row or collection buffer

Usage

The ifx_rc_setnull() function sets a row or collection to null. The ifx_rc_setnull() function does not set each element within the row or collection to null.