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40b48754
编写于
2月 25, 2022
作者:
A
annie_wangli
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update docs
Signed-off-by:
N
annie_wangli
<
annie.wangli@huawei.com
>
上级
8f2af3d7
变更
4
隐藏空白更改
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并排
Showing
4 changed file
with
56 addition
and
43 deletion
+56
-43
en/application-dev/reference/apis/js-apis-data-ability.md
en/application-dev/reference/apis/js-apis-data-ability.md
+1
-1
en/application-dev/reference/apis/js-apis-data-rdb.md
en/application-dev/reference/apis/js-apis-data-rdb.md
+1
-1
en/application-dev/reference/apis/js-apis-data-resultset.md
en/application-dev/reference/apis/js-apis-data-resultset.md
+36
-29
en/application-dev/reference/apis/js-apis-data-storage.md
en/application-dev/reference/apis/js-apis-data-storage.md
+18
-12
未找到文件。
en/application-dev/reference/apis/js-apis-data-ability.md
浏览文件 @
40b48754
...
...
@@ -1336,7 +1336,7 @@ Sets the **DataAbilityPredicates** to filter out duplicate records.
```
let predicates = new dataAbility.DataAbilityPredicates("EMPLOYEE")
predicates.equalTo("NAME", "Rose").distinct("NAME")
let resultSet = await
rdbStore.query(predicates, ["NAME"])
rdbStore.query(predicates, ["NAME"])
```
...
...
en/application-dev/reference/apis/js-apis-data-rdb.md
浏览文件 @
40b48754
...
...
@@ -750,7 +750,7 @@ Sets the **RdbPredicates** to filter out duplicate records.
```
let predicates = new data_rdb.RdbPredicates("EMPLOYEE")
predicates.equalTo("NAME", "Rose").distinct("NAME")
let resultSet = await
rdbStore.query(predicates, ["NAME"])
rdbStore.query(predicates, ["NAME"])
```
...
...
en/application-dev/reference/apis/js-apis-data-resultset.md
浏览文件 @
40b48754
...
...
@@ -13,8 +13,8 @@ let predicates = new dataRdb.RdbPredicates("EMPLOYEE")
predicates.equalTo("AGE", 18)
let promise = rdbStore.query(predicates, ["ID", "NAME", "AGE", "SALARY", "CODES"])
promise.then((resultSet) => {
await console.log(TAG +
"resultSet columnNames:" + resultSet.columnNames);
await console.log(TAG + "resultSet columnCount:" + resultSet.columnCount);})
console.log(
"resultSet columnNames:" + resultSet.columnNames);
console.log("resultSet columnCount:" + resultSet.columnCount);
```
## Required Permissions<a name="section11257113618419"></a>
...
...
@@ -291,10 +291,11 @@ Moves the cursor to the row based on the specified offset.
```
let predicates = new dataRdb.RdbPredicates("EMPLOYEE")
let resultSet = await rdbStore.query(predicates, ["ID", "NAME", "AGE", "SALARY", "CODES"])
resultSet.goTo(1)
resultSet.close()
resultSet = null
rdbStore.query(predicates, ["ID", "NAME", "AGE", "SALARY", "CODES"]).then((resultSet) => {
resultSet.goTo(1);
resultSet.close();
resultSet = null;
})
```
...
...
@@ -351,10 +352,11 @@ Moves the cursor to the specified row in the result set.
```
let predicates = new dataRdb.RdbPredicates("EMPLOYEE")
let resultSet = await rdbStore.query(predicates, ["ID", "NAME", "AGE", "SALARY", "CODES"])
resultSet.goToRow(1)
resultSet.close()
resultSet = null
rdbStore.query(predicates, ["ID", "NAME", "AGE", "SALARY", "CODES"]).then((resultSet) => {
resultSet.goToRow(1);
resultSet.close();
resultSet = null
})
```
...
...
@@ -385,10 +387,11 @@ Moves the cursor to the first row of the result set.
```
let predicates = new dataRdb.RdbPredicates("EMPLOYEE")
let resultSet = await rdbStore.query(predicates, ["ID", "NAME", "AGE", "SALARY", "CODES"])
resultSet.goToFirstRow()
resultSet.close()
resultSet = null;
rdbStore.query(predicates, ["ID", "NAME", "AGE", "SALARY", "CODES"]).then((resultSet) => {
resultSet.goToFirstRow();
resultSet.close();
resultSet = null;
})
```
...
...
@@ -419,10 +422,11 @@ Moves the cursor to the last row of the result set.
```
let predicates = new dataRdb.RdbPredicates("EMPLOYEE")
let resultSet = await rdbStore.query(predicates, ["ID", "NAME", "AGE", "SALARY", "CODES"])
resultSet.goToLastRow()
resultSet.close()
resultSet = null;
rdbStore.query(predicates, ["ID", "NAME", "AGE", "SALARY", "CODES"]).then((resultSet) => {
resultSet.goToLastRow();
resultSet.close();
resultSet = null;
})
```
...
...
@@ -453,10 +457,11 @@ Moves the cursor to the next row in the result set.
```
let predicates = new dataRdb.RdbPredicates("EMPLOYEE")
let resultSet = await rdbStore.query(predicates, ["ID", "NAME", "AGE", "SALARY", "CODES"])
resultSet.goToNextRow()
resultSet.close()
resultSet = null;
rdbStore.query(predicates, ["ID", "NAME", "AGE", "SALARY", "CODES"]).then((resultSet) => {
resultSet.goToNextRow()
resultSet.close()
resultSet = null;
})
```
...
...
@@ -487,10 +492,11 @@ Moves the cursor to the previous row in the result set.
```
let predicates = new dataRdb.RdbPredicates("EMPLOYEE")
let resultSet = await rdbStore.query(predicates, ["ID", "NAME", "AGE", "SALARY", "CODES"])
resultSet.goToPreviousRow()
resultSet.close()
resultSet = null
rdbStore.query(predicates, ["ID", "NAME", "AGE", "SALARY", "CODES"]).then((resultSet) => {
resultSet.goToPreviousRow();
resultSet.close();
resultSet = null
})
```
...
...
@@ -780,9 +786,10 @@ Closes the result set.
```
let predicates = new dataRdb.RdbPredicates("EMPLOYEE")
let resultSet = await rdbStore.query(predicates, ["ID", "NAME", "AGE", "SALARY", "CODES"])
resultSet.close()
resultSet = null
rdbStore.query(predicates, ["ID", "NAME", "AGE", "SALARY", "CODES"]).then((resultSet) => {
resultSet.close();
resultSet = null
})
```
en/application-dev/reference/apis/js-apis-data-storage.md
浏览文件 @
40b48754
...
...
@@ -109,11 +109,13 @@ Reads a specified file and loads the data to the **Storage** instance for data
import dataStorage from '@ohos.data.storage'
import featureAbility from '@ohos.ability.featureAbility'
var context = featureAbility.getContext()
var path = await context.getFilesDir()
let storage = dataStorage.getStorageSync(path + '/mystore')
storage.putSync('startup', 'auto')
storage.flushSync()
(async () => {
var context = featureAbility.getContext()
var path = await context.getFilesDir()
let storage = dataStorage.getStorageSync(path + '/mystore')
storage.putSync('startup', 'auto')
storage.flushSync()
})()
```
...
...
@@ -163,9 +165,10 @@ Reads a specified file and loads the data to the **Storage** instance for data
import dataStorage from '@ohos.data.storage'
import featureAbility from '@ohos.ability.featureAbility'
var context = featureAbility.getContext()
var path = await context.getFilesDir()
dataStorage.getStorage(path + '/mystore', function (err, storage) {
(async () => {
var context = featureAbility.getContext()
var path = await context.getFilesDir()
dataStorage.getStorage(path + '/mystore', function (err, storage) {
if (err) {
console.info("Get the storage failed, path: " + path + '/mystore')
return;
...
...
@@ -173,6 +176,7 @@ Reads a specified file and loads the data to the **Storage** instance for data
storage.putSync('startup', 'auto')
storage.flushSync()
})
})()
```
...
...
@@ -230,15 +234,17 @@ Reads a specified file and loads the data to the **Storage** instance for data
import dataStorage from '@ohos.data.storage'
import featureAbility from '@ohos.ability.featureAbility'
var context = featureAbility.getContext()
var path = await context.getFilesDir()
let promise = dataStorage.getStorage(path + '/mystore')
promise.then((storage) => {
(async () => {
var context = featureAbility.getContext()
var path = await context.getFilesDir()
let promise = dataStorage.getStorage(path + '/mystore')
promise.then((storage) => {
storage.putSync('startup', 'auto')
storage.flushSync()
}).catch((err) => {
console.info("Get the storage failed, path: " + path + '/mystore')
})
}()
```
...
...
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