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后,我要删除我的应用程序的SQLite数据库,由于一些原因:重新创建内容提供商删除
this.deleteDatabase(contentProvider.getDatabaseName());
我希望重建后,我的数据库文件。
我在documentation,上面写着:
onCreate is called for all registered content providers on the application main thread at application launch time.
这是我在做什么在OnCreate中在启动时创建的数据库:
@Override
public boolean onCreate() {
try {
contentProviderHelp = new ContentProviderHelp();
userInfoTable = new UserInfoTable(contentProviderHelp);
employeeInfoTable = new EmployeeInfoTable(contentProviderHelp);
productsTable = new ProductsTable(contentProviderHelp);
db = new DbMetadata(userInfoTable, employeeInfoTable, productsTable);
ddlHelp = new DDLHelper(db);
matcher = new UriMatch(userInfoTable, employeeInfoTable, productsTable, new UriMatcher(UriMatcher.NO_MATCH));
dbHelp = new DatabaseHelper(getContext(), DATABASE_NAME, DATABASE_VERSION, ddlHelp);
projectionMaps = new ProjectionHelper(db);
return true;
} catch (Exception e) {
return false;
}
}
你能不能帮我,我怎么可以重建的ContentProvider数据库文件的删除后?
可能的重复[如何强制手动删除数据库时重置内容提供程序](http://stackoverflow.com/questions/16113783/how-to-force-a-content -provider到复位时,手动删除的数据库) – njzk2