# 结构体

* **[OH_Cursor](https://developer.huawei.com/consumer/cn/doc/harmonyos-references/capi-rdb-oh-cursor)**   
* **[OH_Predicates](https://developer.huawei.com/consumer/cn/doc/harmonyos-references/capi-rdb-oh-predicates)**   
* **[OH_RDB_ReturningContext](https://developer.huawei.com/consumer/cn/doc/harmonyos-references/capi-rdb-oh-rdb-returningcontext)**   
* **[OH_VObject](https://developer.huawei.com/consumer/cn/doc/harmonyos-references/capi-rdb-oh-vobject)**   
* **[OH_VBucket](https://developer.huawei.com/consumer/cn/doc/harmonyos-references/capi-rdb-oh-vbucket)**   
* **[OH_Rdb_Config](https://developer.huawei.com/consumer/cn/doc/harmonyos-references/capi-rdb-oh-rdb-config)**   
* **[OH_Rdb_Store](https://developer.huawei.com/consumer/cn/doc/harmonyos-references/capi-rdb-oh-rdb-store)**   
* **[Rdb_DistributedConfig](https://developer.huawei.com/consumer/cn/doc/harmonyos-references/capi-rdb-rdb-distributedconfig)**   
* **[Rdb_KeyInfo](https://developer.huawei.com/consumer/cn/doc/harmonyos-references/capi-rdb-rdb-keyinfo)**   
* **[Rdb_KeyData](https://developer.huawei.com/consumer/cn/doc/harmonyos-references/capi-rdb-rdb-keydata)**   
* **[Rdb_ChangeInfo](https://developer.huawei.com/consumer/cn/doc/harmonyos-references/capi-rdb-rdb-changeinfo)**   
* **[Rdb_SubscribeCallback](https://developer.huawei.com/consumer/cn/doc/harmonyos-references/capi-rdb-rdb-subscribecallback)**   
* **[Rdb_DataObserver](https://developer.huawei.com/consumer/cn/doc/harmonyos-references/capi-rdb-rdb-dataobserver)**   
* **[Rdb_Statistic](https://developer.huawei.com/consumer/cn/doc/harmonyos-references/capi-rdb-rdb-statistic)**   
* **[Rdb_TableDetails](https://developer.huawei.com/consumer/cn/doc/harmonyos-references/capi-rdb-rdb-tabledetails)**   
* **[Rdb_ProgressDetails](https://developer.huawei.com/consumer/cn/doc/harmonyos-references/capi-rdb-rdb-progressdetails)**   
* **[Rdb_ProgressObserver](https://developer.huawei.com/consumer/cn/doc/harmonyos-references/capi-rdb-rdb-progressobserver)**   
* **[OH_Preferences](https://developer.huawei.com/consumer/cn/doc/harmonyos-references/capi-preferences-oh-preferences)**   
* **[OH_PreferencesOption](https://developer.huawei.com/consumer/cn/doc/harmonyos-references/capi-preferences-oh-preferencesoption)**   
* **[OH_PreferencesPair](https://developer.huawei.com/consumer/cn/doc/harmonyos-references/capi-preferences-oh-preferencespair)**   
* **[OH_PreferencesValue](https://developer.huawei.com/consumer/cn/doc/harmonyos-references/capi-preferences-oh-preferencesvalue)**   
* **[Data_Asset](https://developer.huawei.com/consumer/cn/doc/harmonyos-references/capi-rdb-data-asset)**   
* **[OH_Data_Value](https://developer.huawei.com/consumer/cn/doc/harmonyos-references/capi-rdb-oh-data-value)**   
* **[OH_Data_Values](https://developer.huawei.com/consumer/cn/doc/harmonyos-references/capi-rdb-oh-data-values)**   
* **[OH_Data_VBuckets](https://developer.huawei.com/consumer/cn/doc/harmonyos-references/capi-rdb-oh-data-vbuckets)**   
* **[OH_Rdb_CryptoParam](https://developer.huawei.com/consumer/cn/doc/harmonyos-references/capi-rdb-oh-rdb-cryptoparam)**   
* **[OH_RDB_TransOptions](https://developer.huawei.com/consumer/cn/doc/harmonyos-references/capi-rdb-oh-rdb-transoptions)**   
* **[OH_Rdb_Transaction](https://developer.huawei.com/consumer/cn/doc/harmonyos-references/capi-rdb-oh-rdb-transaction)**   
* **[OH_Rdb_ConfigV2](https://developer.huawei.com/consumer/cn/doc/harmonyos-references/capi-rdb-oh-rdb-configv2)**   
* **[OH_UdmfData](https://developer.huawei.com/consumer/cn/doc/harmonyos-references/capi-udmf-oh-udmfdata)**   
* **[OH_UdmfRecord](https://developer.huawei.com/consumer/cn/doc/harmonyos-references/capi-udmf-oh-udmfrecord)**   
* **[OH_UdmfRecordProvider](https://developer.huawei.com/consumer/cn/doc/harmonyos-references/capi-udmf-oh-udmfrecordprovider)**   
* **[OH_UdmfProperty](https://developer.huawei.com/consumer/cn/doc/harmonyos-references/capi-udmf-oh-udmfproperty)**   
* **[OH_Udmf_ProgressInfo](https://developer.huawei.com/consumer/cn/doc/harmonyos-references/capi-udmf-oh-udmf-progressinfo)**   
* **[OH_UdmfGetDataParams](https://developer.huawei.com/consumer/cn/doc/harmonyos-references/capi-udmf-oh-udmfgetdataparams)**   
* **[OH_UdmfOptions](https://developer.huawei.com/consumer/cn/doc/harmonyos-references/capi-udmf-oh-udmfoptions)**   
* **[OH_UdmfDataLoadParams](https://developer.huawei.com/consumer/cn/doc/harmonyos-references/capi-udmf-oh-udmfdataloadparams)**   
* **[OH_UdmfDataLoadInfo](https://developer.huawei.com/consumer/cn/doc/harmonyos-references/capi-udmf-oh-udmfdataloadinfo)**   
* **[OH_UdsPlainText](https://developer.huawei.com/consumer/cn/doc/harmonyos-references/capi-udmf-oh-udsplaintext)**   
* **[OH_UdsHyperlink](https://developer.huawei.com/consumer/cn/doc/harmonyos-references/capi-udmf-oh-udshyperlink)**   
* **[OH_UdsHtml](https://developer.huawei.com/consumer/cn/doc/harmonyos-references/capi-udmf-oh-udshtml)**   
* **[OH_UdsAppItem](https://developer.huawei.com/consumer/cn/doc/harmonyos-references/capi-udmf-oh-udsappitem)**   
* **[OH_UdsFileUri](https://developer.huawei.com/consumer/cn/doc/harmonyos-references/capi-udmf-oh-udsfileuri)**   
* **[OH_UdsPixelMap](https://developer.huawei.com/consumer/cn/doc/harmonyos-references/capi-udmf-oh-udspixelmap)**   
* **[OH_UdsArrayBuffer](https://developer.huawei.com/consumer/cn/doc/harmonyos-references/capi-udmf-oh-udsarraybuffer)**   
* **[OH_UdsContentForm](https://developer.huawei.com/consumer/cn/doc/harmonyos-references/capi-udmf-oh-udscontentform)**   
* **[OH_UdsDetails](https://developer.huawei.com/consumer/cn/doc/harmonyos-references/capi-udmf-oh-udsdetails)**   
* **[OH_Utd](https://developer.huawei.com/consumer/cn/doc/harmonyos-references/capi-udmf-oh-utd)**