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Oracle® Call Interface Programmer's Guide, 10g Release 2 (10.2) Part Number B14250-02 |
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# 21 OCI Globalization Support Functions

This chapter describes the OCI Globalization support functions.

This chapter contains these topics:

- Introduction to Globalization Support in OCI

- OCI Locale-Mapping Function

- OCI String Manipulation Functions

- OCI Character Classification Functions

- OCI Character Set Conversion Functions

- OCI Messaging Functions

## Introduction to Globalization Support in OCI

This chapter describes the globalization support functions in detail.

See Also: Oracle Database Globalization Support Guide

### Conventions for OCI Functions

The entries for each function contain the following information:

### Purpose

A brief statement of the purpose of the function.

### Syntax

The function declaration.

### Parameters

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 below:

Table 21-1 Mode of a Parameter

Mode | Description
--- | ---
IN | A parameter that passes data to the OCI
OUT | A parameter that receives data from the OCI on this call
IN/OUT | A parameter that passes data on the call and receives data on the return from this or a subsequent call.

### Comments

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.

### Returns

The values returned. The standard return values have the following meanings:

Table 21-2 Function Return Values

Return Value | Meaning
--- | ---
`OCI_SUCCESS` | The operation succeeded.
`OCI_ERROR` | The operation failed. The specific error can be retrieved by calling `OCIErrorGet()` on the error handle passed to the function.
`OCI_INVALID_HANDLE` | The OCI handle passed to the function is invalid.

See Also: For more information about return codes and error handling, see the section "Error Handling in OCI"

### Related Functions

A list of related function calls. An optional section.