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Oracle® Call Interface Programmer's Guide
11g Release 2 (11.2)

Part Number E10646-06
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23 OCI XML DB Functions

This chapter describes the OCI XML DB functions.

This chapter contains these topics:

Introduction to XML DB Support in OCI

This chapter describes the XML DB functions in detail.

Conventions for OCI Functions

The entries for each function contain the following information:


A brief statement of the purpose of the function.


The function declaration.


A description of each of the function's parameters. This includes the parameter's mode. The mode of a parameter has three possible values, as described in Table 23-1.

Table 23-1 Mode of a Parameter

Mode Description


A parameter that passes data to the OCI


A parameter that receives data from the OCI on this call


A parameter that passes data on the call and receives data on the return from this or a subsequent call


Detailed information about the function (if available). This may include restrictions on the use of the function, or other information that might be useful when using the function in an application. An optional section.

All the functions in this chapter are related to each other.


Unless otherwise stated, the function returns the values described in Table 23-2.

Table 23-2 Function Return Values

Return Value Meaning


The operation succeeded.


The operation failed. The specific error can be retrieved by calling OCIErrorGet() on the error handle passed to the function.


The OCI handle passed to the function is invalid.

See Also:

"Error Handling in OCI" for more information about return codes and error handling

Related Functions

A list of related function calls.