harmony 鸿蒙DataAbilityOperation
DataAbilityOperation
The DataAbilityOperation module defines the operation on DataAbilities. It can be used as an input parameter of executeBatch to specify the database operation information.
NOTE
The initial APIs of this module are supported since API version 7. Newly added APIs will be marked with a superscript to indicate their earliest API version. The APIs of this module can be used only in the FA model.
Modules to Import
import ability from '@ohos.ability.ability';
Attributes
System capability: SystemCapability.Ability.AbilityRuntime.FAModel
Name | Template | Mandatory | Description |
---|---|---|---|
uri | string | Yes | URI of the DataAbility. Example: ‘dataability:///com.example.xxx.xxxx’. |
type | featureAbility.DataAbilityOperationType | Yes | Operation type. |
valuesBucket? | rdb.ValuesBucket | No | Data value to set. |
valueBackReferences? | rdb.ValuesBucket | No | ValuesBucket object that contains a set of key-value pairs. |
predicates? | dataAbility.DataAbilityPredicates | No | Predicates to set. If no predicate is set, all data records are displayed. |
predicatesBackReferences? | Map<number, number> | No | Back references of the predicates. |
interrupted? | boolean | No | Whether batch operations can be interrupted. |
expectedCount? | number | No | Expected number of rows to be updated or deleted. |
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