README.md · OpenHarmony/applications_contacts_data

# applications_contactsdata<a name="ZH-CN_TOPIC_0000001122925147"></a>

-   [Introduction](#section1166054159366)
-   [Image architecture](#section1619419895966)
-   [Directory Structure](#section161941989596)
-   [Repositories Involved](#section1371113476307)

## Introduction<a name="section1166054159366"></a>

The contact database application is an indispensable information management applicationS for every user to manage the contact database.
Its content is very important for user managers, so the contact database should be able to provide sufficient information and quick 
query means for each user's management, which greatly helps users to reasonably manage the contact database information.

## Image architecture<a name="section1619419895966"></a>

![](figures/Image_architecture.png)

## Directory Structure<a name="section161941989596"></a>

```
/foundation/contactsdataability/
├── ability
│   ├── account                        #Account Management
│   ├── common                         #Public Methods
│   ├── datadisasterrecovery           #Data Corruption Recovery
│   ├── merge                          #Contacts Merge
│   └── sinicization                   #Chinese Characters to Pinyin Related
├── contacts                            #NAPI
├── dataBusiness
│   ├── calllog                        #Call Records
│   ├── contacts                       #Contacts Person
│   ├── quicksearch                    #Quick Search
│   └── voicemail                      #Voicemail
├── test                               #Test Catalog
├── BUILD.gn
└── ohos.build
```

## Repositories Involved<a name="section1371113476307"></a>

system applications

applications_contactsdata

OpenHarmony/applications_contacts_data

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