harmony(鸿蒙)JS API Changes of the Distributed Data Management Subsystem

  • 2022-08-09
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JS API Changes of the Distributed Data Management Subsystem

The table below lists the APIs changes of the distributed data management subsystem in OpenHarmony 3.1 Release over OpenHarmony 3.0 LTS.

API Changes

Module Class Method/Attribute/Enumeration/Constant Change Type
ohos.data.rdb RdbPredicates inAllDevices(): RdbPredicates; Added
ohos.data.rdb RdbPredicates inDevices(devices: Array<string>): RdbPredicates; Added
ohos.data.rdb RdbStore off(event:‘dataChange’, type: SubscribeType, observer: Callback<Array<string>>): void; Added
ohos.data.rdb RdbStore on(event: ‘dataChange’, type: SubscribeType, observer: Callback<Array<string>>): void; Added
ohos.data.rdb RdbStore sync(mode: SyncMode, predicates: RdbPredicates, callback: AsyncCallback<Array<[string, number]>>): void;
sync(mode: SyncMode, predicates: RdbPredicates): Promise<Array<[string, number]>>;		 Added
ohos.data.rdb RdbStore obtainDistributedTableName(device: string, table: string, callback: AsyncCallback<string>): void;
obtainDistributedTableName(device: string, table: string): Promise<string>;		 Added
ohos.data.rdb RdbStore setDistributedTables(tables: Array<string>, callback: AsyncCallback<void>): void;
setDistributedTables(tables: Array<string>): Promise<void>;		 Added
ohos.data.rdb RdbStore rollBack():void; Added
ohos.data.rdb RdbStore commit():void; Added
ohos.data.rdb RdbStore beginTransaction():void; Added
ohos.data.rdb RdbStore querySql(sql: string, bindArgs: Array<ValueType>, callback: AsyncCallback<ResultSet>): void;
querySql(sql: string, bindArgs?: Array<ValueType>): Promise<ResultSet>;		 Added
ohos.data.rdb SubscribeType SUBSCRIBE_TYPE_REMOTE = 0 Added
ohos.data.rdb SyncMode SYNC_MODE_PULL = 1 Added
ohos.data.rdb SyncMode SYNC_MODE_PUSH = 0 Added
ohos.data.distributedDataObject DistributedObject off(type: ‘status’, callback?: Callback<{ sessionId: string, deviceId: string, status: ‘online’ |‘offline’ }>): void; Added
ohos.data.distributedDataObject DistributedObject on(type: ‘status’, callback: Callback<{ sessionId: string, networkId: string, status: ‘online’ |‘offline’ }>): void; Added
ohos.data.distributedDataObject DistributedObject off(type: ‘change’, callback?: Callback<{ sessionId: string, fields: Array<string> }>): void; Added
ohos.data.distributedDataObject DistributedObject on(type: ‘change’, callback: Callback<{ sessionId: string, fields: Array<string> }>): void; Added
ohos.data.distributedDataObject DistributedObject setSessionId(sessionId?: string): boolean; Added
ohos.data.distributedDataObject distributedDataObject genSessionId(): string; Added
ohos.data.distributedDataObject distributedDataObject createDistributedObject(source: object): DistributedObject; Added
ohos.data.distributedData KVManager off(event: ‘distributedDataServiceDie’, deathCallback?: Callback<void>): void; Added
ohos.data.distributedData KVManager on(event: ‘distributedDataServiceDie’, deathCallback: Callback<void>): void; Added
ohos.data.distributedData KVManager getAllKVStoreId(appId: string, callback: AsyncCallback<string[]>): void;
getAllKVStoreId(appId: string): Promise<string[]>;		 Added
ohos.data.distributedData KVManager deleteKVStore(appId: string, storeId: string, callback: AsyncCallback<void>): void;
deleteKVStore(appId: string, storeId: string): Promise<void>;		 Added
ohos.data.distributedData KVManager closeKVStore(appId: string, storeId: string, kvStore: KVStore, callback: AsyncCallback<void>): void;
closeKVStore(appId: string, storeId: string, kvStore: KVStore): Promise<void>;		 Added
ohos.data.distributedData DeviceKVStore off(event: ‘syncComplete’, syncCallback?: Callback<Array<[string, number]>>): void; Added
ohos.data.distributedData DeviceKVStore on(event: ‘syncComplete’, syncCallback: Callback<Array<[string, number]>>): void; Added
ohos.data.distributedData DeviceKVStore sync(deviceIdList: string[], mode: SyncMode, allowedDelayMs?: number): void; Added
ohos.data.distributedData DeviceKVStore removeDeviceData(deviceId: string, callback: AsyncCallback<void>): void;
removeDeviceData(deviceId: string): Promise<void>;		 Added
ohos.data.distributedData DeviceKVStore getResultSize(query: Query, callback: AsyncCallback<number>): void;
getResultSize(query: Query): Promise<number>;
getResultSize(deviceId: string, query: Query, callback: AsyncCallback<number>): void;
getResultSize(deviceId: string, query: Query): Promise<number>;		 Added
ohos.data.distributedData DeviceKVStore closeResultSet(resultSet: KvStoreResultSet, callback: AsyncCallback<void>): void;
closeResultSet(resultSet: KvStoreResultSet): Promise<void>;		 Added
ohos.data.distributedData DeviceKVStore getResultSet(deviceId: string, keyPrefix: string, callback: AsyncCallback<KvStoreResultSet>): void;
getResultSet(deviceId: string, keyPrefix: string): Promise<KvStoreResultSet>;
getResultSet(query: Query, callback: AsyncCallback<KvStoreResultSet>): void;
getResultSet(query: Query): Promise<KvStoreResultSet>;
getResultSet(deviceId: string, query: Query, callback: AsyncCallback<KvStoreResultSet>): void;
getResultSet(deviceId: string, query: Query): Promise<KvStoreResultSet>;		 Added
ohos.data.distributedData DeviceKVStore getEntries(deviceId: string, keyPrefix: string, callback: AsyncCallback<Entry[]>): void;
getEntries(deviceId: string, keyPrefix: string): Promise<Entry[]>;
getEntries(query: Query, callback: AsyncCallback<Entry[]>): void;
getEntries(query: Query): Promise<Entry[]>;
getEntries(deviceId: string, query: Query, callback: AsyncCallback<Entry[]>): void;
getEntries(deviceId: string, query: Query): Promise<Entry[]>;		 Added
ohos.data.distributedData DeviceKVStore get(deviceId: string, key: string, callback: AsyncCallback<boolean|string|number|Uint8Array>): void;
get(deviceId: string, key: string): Promise<boolean|string|number|Uint8Array>;		 Added
ohos.data.distributedData SingleKVStore getSecurityLevel(callback: AsyncCallback<SecurityLevel>): void;
getSecurityLevel(): Promise<SecurityLevel>;		 Added
ohos.data.distributedData SingleKVStore setSyncParam(defaultAllowedDelayMs: number, callback: AsyncCallback<void>): void;
setSyncParam(defaultAllowedDelayMs: number): Promise<void>;		 Added
ohos.data.distributedData SingleKVStore off(event: ‘syncComplete’, syncCallback?: Callback<Array<[string, number]>>): void; Added
ohos.data.distributedData SingleKVStore on(event: ‘syncComplete’, syncCallback: Callback<Array<[string, number]>>): void; Added
ohos.data.distributedData SingleKVStore removeDeviceData(deviceId: string, callback: AsyncCallback<void>): void;
removeDeviceData(deviceId: string): Promise<void>;		 Added
ohos.data.distributedData SingleKVStore getResultSize(query: Query, callback: AsyncCallback<number>): void;
getResultSize(query: Query): Promise<number>;		 Added
ohos.data.distributedData SingleKVStore closeResultSet(resultSet: KvStoreResultSet, callback: AsyncCallback<void>): void;
closeResultSet(resultSet: KvStoreResultSet): Promise<void>;		 Added
ohos.data.distributedData SingleKVStore getResultSet(keyPrefix: string, callback: AsyncCallback<KvStoreResultSet>): void;
getResultSet(keyPrefix: string): Promise<KvStoreResultSet>;
getResultSet(query: Query, callback: AsyncCallback<KvStoreResultSet>): void;
getResultSet(query: Query): Promise<KvStoreResultSet>;		 Added
ohos.data.distributedData SingleKVStore getEntries(keyPrefix: string, callback: AsyncCallback<Entry[]>): void;
getEntries(keyPrefix: string): Promise<Entry[]>;
getEntries(query: Query, callback: AsyncCallback<Entry[]>): void;
getEntries(query: Query): Promise<Entry[]>;		 Added
ohos.data.distributedData KVStore setSyncRange(localLabels: string[], remoteSupportLabels: string[], callback: AsyncCallback<void>): void;
setSyncRange(localLabels: string[], remoteSupportLabels: string[]): Promise<void>;		 Added
ohos.data.distributedData KVStore enableSync(enabled: boolean, callback: AsyncCallback<void>): void;
enableSync(enabled: boolean): Promise<void>;		 Added
ohos.data.distributedData KVStore rollback(callback: AsyncCallback<void>): void;
rollback(): Promise<void>;		 Added
ohos.data.distributedData KVStore commit(callback: AsyncCallback<void>): void;
commit(): Promise<void>;		 Added
ohos.data.distributedData KVStore startTransaction(callback: AsyncCallback<void>): void;
startTransaction(): Promise<void>;		 Added
ohos.data.distributedData KVStore deleteBatch(keys: string[], callback: AsyncCallback<void>): void;
deleteBatch(keys: string[]): Promise<void>;		 Added
ohos.data.distributedData KVStore putBatch(entries: Entry[], callback: AsyncCallback<void>): void;
putBatch(entries: Entry[]): Promise<void>;		 Added
ohos.data.distributedData KVStore off(event:‘dataChange’, observer?: Callback<ChangeNotification>): void; Added
ohos.data.distributedData Query getSqlLike():string; Added
ohos.data.distributedData Query deviceId(deviceId:string):Query; Added
ohos.data.distributedData Query setSuggestIndex(index: string): Query; Added
ohos.data.distributedData Query prefixKey(prefix: string): Query; Added
ohos.data.distributedData Query endGroup(): Query; Added
ohos.data.distributedData Query beginGroup(): Query; Added
ohos.data.distributedData Query isNotNull(field: string): Query; Added
ohos.data.distributedData Query limit(total: number, offset: number): Query; Added
ohos.data.distributedData Query orderByDesc(field: string): Query; Added
ohos.data.distributedData Query orderByAsc(field: string): Query; Added
ohos.data.distributedData Query or(): Query; Added
ohos.data.distributedData Query and(): Query; Added
ohos.data.distributedData Query unlike(field: string, value: string): Query; Added
ohos.data.distributedData Query like(field: string, value: string): Query; Added
ohos.data.distributedData Query notInString(field: string, valueList: string[]): Query; Added
ohos.data.distributedData Query notInNumber(field: string, valueList: number[]): Query; Added
ohos.data.distributedData Query inString(field: string, valueList: string[]): Query; Added
ohos.data.distributedData Query inNumber(field: string, valueList: number[]): Query; Added
ohos.data.distributedData Query isNull(field: string): Query; Added
ohos.data.distributedData Query lessThanOrEqualTo(field: string, value: number|string): Query; Added
ohos.data.distributedData Query greaterThanOrEqualTo(field: string, value: number|string): Query; Added
ohos.data.distributedData Query lessThan(field: string, value: number|string): Query; Added
ohos.data.distributedData Query greaterThan(field: string, value: number|string|boolean): Query; Added
ohos.data.distributedData Query notEqualTo(field: string, value: number|string|boolean): Query; Added
ohos.data.distributedData Query equalTo(field: string, value: number|string|boolean): Query; Added
ohos.data.distributedData Query reset(): Query; Added
ohos.data.distributedData Query constructor() Added
ohos.data.distributedData KvStoreResultSet getEntry(): Entry; Added
ohos.data.distributedData KvStoreResultSet isAfterLast(): boolean; Added
ohos.data.distributedData KvStoreResultSet isBeforeFirst(): boolean; Added
ohos.data.distributedData KvStoreResultSet isLast(): boolean; Added
ohos.data.distributedData KvStoreResultSet isFirst(): boolean; Added
ohos.data.distributedData KvStoreResultSet moveToPosition(position: number): boolean; Added
ohos.data.distributedData KvStoreResultSet move(offset: number): boolean; Added
ohos.data.distributedData KvStoreResultSet moveToPrevious(): boolean; Added
ohos.data.distributedData KvStoreResultSet moveToNext(): boolean; Added
ohos.data.distributedData KvStoreResultSet moveToLast(): boolean; Added
ohos.data.distributedData KvStoreResultSet moveToFirst(): boolean; Added
ohos.data.distributedData KvStoreResultSet getPosition(): number; Added
ohos.data.distributedData KvStoreResultSet getCount(): number; Added
ohos.data.distributedData FieldNode type: number; Added
ohos.data.distributedData FieldNode nullable: boolean; Added
ohos.data.distributedData FieldNode default: string; Added
ohos.data.distributedData FieldNode appendChild(child: FieldNode): boolean; Added
ohos.data.distributedData FieldNode constructor(name: string) Added
ohos.data.distributedData Schema skip: number; Added
ohos.data.distributedData Schema mode: number; Added
ohos.data.distributedData Schema indexes: Array<string>; Added
ohos.data.distributedData Schema root: FieldNode; Added
ohos.data.distributedData Schema constructor() Added
ohos.data.distributedData Options schema?: Schema; Added

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