1# DataAbilityHelper Switching 2 3 4 | API in the FA Model| Corresponding d.ts File in the Stage Model| Corresponding API in the Stage Model| 5| -------- | -------- | -------- | 6| [openFile(uri: string, mode: string, callback: AsyncCallback<number>): void;](../reference/apis/js-apis-inner-ability-dataAbilityHelper.md#dataabilityhelperopenfile)<br>[openFile(uri: string, mode: string): Promise<number>;](../reference/apis/js-apis-inner-ability-dataAbilityHelper.md#dataabilityhelperopenfile-1) | \@ohos.data.fileAccess.d.ts | [openFile(uri: string, flags: OPENFLAGS) : Promise<number>;](../reference/apis/js-apis-fileAccess.md#fileaccesshelperopenfile)<br>[openFile(uri: string, flags: OPENFLAGS, callback: AsyncCallback<number>) : void;](../reference/apis/js-apis-fileAccess.md#fileaccesshelperopenfile) | 7| [on(type: 'dataChange', uri: string, callback: AsyncCallback<void>): void;](../reference/apis/js-apis-inner-ability-dataAbilityHelper.md#dataabilityhelperon) | \@ohos.data.dataShare.d.ts | [on(type: 'dataChange', uri: string, callback: AsyncCallback<void>): void;](../reference/apis/js-apis-data-dataShare.md#ondatachange) | 8| [off(type: 'dataChange', uri: string, callback?: AsyncCallback<void>): void;](../reference/apis/js-apis-inner-ability-dataAbilityHelper.md#dataabilityhelperoff) | \@ohos.data.dataShare.d.ts | [off(type: 'dataChange', uri: string, callback?: AsyncCallback<void>): void;](../reference/apis/js-apis-data-dataShare.md#offdatachange) | 9| [getType(uri: string, callback: AsyncCallback<string>): void;](../reference/apis/js-apis-inner-ability-dataAbilityHelper.md#dataabilityhelpergettype)<br>[getType(uri: string): Promise<string>;](../reference/apis/js-apis-inner-ability-dataAbilityHelper.md#dataabilityhelpergettype-1) | There is no corresponding API in the stage model.| The stage model does not support cross-process URI access. You are advised to use [the want parameter to carry the file descriptor and file information](data-share-via-want.md) for cross-process file access.| 10| [getFileTypes(uri: string, mimeTypeFilter: string, callback: AsyncCallback<Array<string>>): void;](../reference/apis/js-apis-inner-ability-dataAbilityHelper.md#dataabilityhelpergetfiletypes)<br>[getFileTypes(uri: string, mimeTypeFilter: string): Promise<Array<string>>;](../reference/apis/js-apis-inner-ability-dataAbilityHelper.md#dataabilityhelpergetfiletypes-1) | There is no corresponding API in the stage model.| The stage model does not support cross-process URI access. You are advised to use [the want parameter to carry the file descriptor and file information](data-share-via-want.md) for cross-process file access.| 11| [normalizeUri(uri: string, callback: AsyncCallback<string>): void;](../reference/apis/js-apis-inner-ability-dataAbilityHelper.md#dataabilityhelpernormalizeuri)<br>[normalizeUri(uri: string): Promise<string>;](../reference/apis/js-apis-inner-ability-dataAbilityHelper.md#dataabilityhelpernormalizeuri-1) | \@ohos.data.dataShare.d.ts | [normalizeUri(uri: string, callback: AsyncCallback<string>): void;](../reference/apis/js-apis-data-dataShare.md#normalizeuri)<br>[normalizeUri(uri: string): Promise<string>;](../reference/apis/js-apis-data-dataShare.md#normalizeuri-1) | 12| [denormalizeUri(uri: string, callback: AsyncCallback<string>): void;](../reference/apis/js-apis-inner-ability-dataAbilityHelper.md#dataabilityhelperdenormalizeuri)<br>[denormalizeUri(uri: string): Promise<string>;](../reference/apis/js-apis-inner-ability-dataAbilityHelper.md#dataabilityhelperdenormalizeuri-1) | \@ohos.data.dataShare.d.ts | [denormalizeUri(uri: string, callback: AsyncCallback<string>): void;](../reference/apis/js-apis-data-dataShare.md#denormalizeuri)<br>[denormalizeUri(uri: string): Promise<string>;](../reference/apis/js-apis-data-dataShare.md#denormalizeuri-1) | 13| [notifyChange(uri: string, callback: AsyncCallback<void>): void;](../reference/apis/js-apis-inner-ability-dataAbilityHelper.md#dataabilityhelpernotifychange)<br>[notifyChange(uri: string): Promise<void>;](../reference/apis/js-apis-inner-ability-dataAbilityHelper.md#dataabilityhelpernotifychange-1) | \@ohos.data.dataShare.d.ts | [notifyChange(uri: string, callback: AsyncCallback<void>): void;](../reference/apis/js-apis-data-dataShare.md#notifychange)<br>[notifyChange(uri: string): Promise<void>;](../reference/apis/js-apis-data-dataShare.md#notifychange-1) | 14| [insert(uri: string, valuesBucket: rdb.ValuesBucket, callback: AsyncCallback<number>): void;](../reference/apis/js-apis-inner-ability-dataAbilityHelper.md#dataabilityhelperinsert)<br>[insert(uri: string, valuesBucket: rdb.ValuesBucket): Promise<number>;](../reference/apis/js-apis-inner-ability-dataAbilityHelper.md#dataabilityhelperinsert-1) | \@ohos.data.dataShare.d.ts | [insert(uri: string, value: ValuesBucket, callback: AsyncCallback<number>): void;](../reference/apis/js-apis-data-dataShare.md#insert)<br>[insert(uri: string, value: ValuesBucket): Promise<number>;](../reference/apis/js-apis-data-dataShare.md#insert-1) | 15| [batchInsert(uri: string, valuesBuckets: Array<rdb.ValuesBucket>, callback: AsyncCallback<number>): void;](../reference/apis/js-apis-inner-ability-dataAbilityHelper.md#dataabilityhelperbatchinsert)<br>[batchInsert(uri: string, valuesBuckets: Array<rdb.ValuesBucket>): Promise<number>;](../reference/apis/js-apis-inner-ability-dataAbilityHelper.md#dataabilityhelperbatchinsert-1) | \@ohos.data.dataShare.d.ts | [batchInsert(uri: string, values: Array<ValuesBucket>, callback: AsyncCallback<number>): void;](../reference/apis/js-apis-data-dataShare.md#batchinsert)<br>[batchInsert(uri: string, values: Array<ValuesBucket>): Promise<number>;](../reference/apis/js-apis-data-dataShare.md#batchinsert-1) | 16| [delete(uri: string, predicates: dataAbility.DataAbilityPredicates, callback: AsyncCallback<number>): void;](../reference/apis/js-apis-inner-ability-dataAbilityHelper.md#dataabilityhelperdelete)<br>[delete(uri: string, predicates?: dataAbility.DataAbilityPredicates): Promise<number>;](../reference/apis/js-apis-inner-ability-dataAbilityHelper.md#dataabilityhelperdelete-1)<br>[delete(uri: string, callback: AsyncCallback<number>): void;](../reference/apis/js-apis-inner-ability-dataAbilityHelper.md#dataabilityhelperdelete) | \@ohos.data.dataShare.d.ts | [delete(uri: string, predicates: dataSharePredicates.DataSharePredicates, callback: AsyncCallback<number>): void;](../reference/apis/js-apis-data-dataShare.md#delete)<br>[delete(uri: string, predicates: dataSharePredicates.DataSharePredicates): Promise<number>;](../reference/apis/js-apis-data-dataShare.md#delete-1) | 17| [update(uri: string, valuesBucket: rdb.ValuesBucket, predicates: dataAbility.DataAbilityPredicates, callback: AsyncCallback<number>): void;](../reference/apis/js-apis-inner-ability-dataAbilityHelper.md#dataabilityhelperupdate)<br>[update(uri: string, valuesBucket: rdb.ValuesBucket, predicates?: dataAbility.DataAbilityPredicates): Promise<number>;](../reference/apis/js-apis-inner-ability-dataAbilityHelper.md#dataabilityhelperupdate-1)<br>[update(uri: string, valuesBucket: rdb.ValuesBucket, callback: AsyncCallback<number>): void;](../reference/apis/js-apis-inner-ability-dataAbilityHelper.md#dataabilityhelperupdate) | \@ohos.data.dataShare.d.ts | [update(uri: string, predicates: dataSharePredicates.DataSharePredicates, value: ValuesBucket, callback: AsyncCallback<number>): void;](../reference/apis/js-apis-data-dataShare.md#update)<br>[update(uri: string, predicates: dataSharePredicates.DataSharePredicates, value: ValuesBucket): Promise<number>;](../reference/apis/js-apis-data-dataShare.md#update-1) | 18| [query(uri: string, columns: Array<string>, predicates: dataAbility.DataAbilityPredicates, callback: AsyncCallback<ResultSet>): void;](../reference/apis/js-apis-inner-ability-dataAbilityHelper.md#dataabilityhelperquery)<br>[query(uri: string, callback: AsyncCallback<ResultSet>): void;](../reference/apis/js-apis-inner-ability-dataAbilityHelper.md#dataabilityhelperquery)<br>[query(uri: string, columns: Array<string>, callback: AsyncCallback<ResultSet>): void;](../reference/apis/js-apis-inner-ability-dataAbilityHelper.md#dataabilityhelperquery)<br>[query(uri: string, predicates: dataAbility.DataAbilityPredicates, callback: AsyncCallback<ResultSet>): void;](../reference/apis/js-apis-inner-ability-dataAbilityHelper.md#dataabilityhelperquery)<br>[query(uri: string, columns?: Array<string>, predicates?: dataAbility.DataAbilityPredicates): Promise<ResultSet>;](../reference/apis/js-apis-inner-ability-dataAbilityHelper.md#dataabilityhelperquery-1) | \@ohos.data.dataShare.d.ts | [query(uri: string, predicates: dataSharePredicates.DataSharePredicates, columns: Array<string>, callback: AsyncCallback<DataShareResultSet>): void;](../reference/apis/js-apis-data-dataShare.md#query)<br>[query(uri: string, predicates: dataSharePredicates.DataSharePredicates, columns: Array<string>): Promise<DataShareResultSet>;](../reference/apis/js-apis-data-dataShare.md#query-1) | 19| [call(uri: string, method: string, arg: string, extras: PacMap, callback: AsyncCallback<PacMap>): void;](../reference/apis/js-apis-inner-ability-dataAbilityHelper.md#dataabilityhelpercall-1)<br>[call(uri: string, method: string, arg: string, extras: PacMap): Promise<PacMap>;](../reference/apis/js-apis-inner-ability-dataAbilityHelper.md#dataabilityhelpercall) | There is no corresponding API in the stage model.| No corresponding API is provided.| 20| [executeBatch(uri: string, operations: Array<DataAbilityOperation>, callback: AsyncCallback<Array<DataAbilityResult>>): void;](../reference/apis/js-apis-inner-ability-dataAbilityHelper.md#dataabilityhelperexecutebatch)<br>[executeBatch(uri: string, operations: Array<DataAbilityOperation>): Promise<Array<DataAbilityResult>>;](../reference/apis/js-apis-inner-ability-dataAbilityHelper.md#dataabilityhelperexecutebatch-1) | There is no corresponding API in the stage model.| No corresponding API is provided.| 21