The Unified Data Management Framework (UDMF) defines standards for data management across applications, devices, and platforms, and provides a unified HarmonyOS data language and standard data access channels.
Since: 12
| Name | Description |
|---|---|
| udmf.h | Provides the APIs, data structures, and enums for accessing the data of the UDMF. When the parameter type is char*, the string must end with a null character ('\0'); otherwise, undefined behavior or a function error may occur. |
| udmf_err_code.h | Declares the error code definitions and error descriptions of the UDMF. |
| udmf_meta.h | Declares the unified data type information. |
| uds.h | Provides the APIs and struct definitions related to standardized data structures. When the parameter type is char*, the string must end with a null character ('\0'); otherwise, undefined behavior or a function error may occur. |
| utd.h | Provides the APIs and data structures related to standardized data type descriptions. When the parameter type is char*, the string must end with a null character ('\0'); otherwise, undefined behavior or a function error may occur. |