android sqlite encryption

Reprint Please specify source: Minsan Android There are different ways to store and manage application data (Sharedperferences,file,sqlitedatabase, networked storage) under the Android platform, and the choice of methods depends on the type of data you need to store and how it is structured. SQLite database can solve the problem of storage of structured

SQLite Introduction SQLite is a very popular embedded database, it supports the SQL language, and only use very little memory to have good performance. In addition, it is open source and can be used by anyone.SQLite consists of several components: The SQL compiler, the kernel, the backend, and the attachments. SQLite makes it easier to debug, modify, and extend S

SQLite introduces SQLite as a very popular embedded database. It supports the SQL language and has good performance only by using a small amount of memory. In addition, it is open-source and can be used by anyone.SQLite consists of the following components: SQL Compiler, kernel, backend, and attachment. SQLite makes debugging, modification, and expansion of

During the process of generating SQLite database files on the SD card in Android today, we found that A. DB-Journal file with the same name as the database file with a size of 0 is generated. I do not understand the purpose of this file, so Google's SQLite official documentation found that the file is used as follows: This file is a temporary log file of

SQLite Introduction Lite refers to Lite version. As the name suggests, SQLite is a very, very small database, which can almost ignore the occupied space, but it provides a complete relational database function. Use of SQLite To access the SQLite database, android must us

SQLite is a lightweight database used by Android. Developing Android applications is naturally essential for database operations. Android provides a SQLiteOpenHelper class to conveniently operate databases, The main task of inheriting and extending the SQLiteOpenHelper class is to rewrite the following two methods.OnCr

SQLite is the Android platform software development will be used in the database products, as a lightweight database, SQLite design goal is embedded, and has been used in many embedded products, it occupies a very low resource, in embedded devices, It may take only hundreds of K of memory to be sufficient. Let's take a look at the use of

Use the existing SQLite database and androidsqlite In the Android Program In the Chinese search, I did not find a good article about how to use the database I created in advance in the Android Application. So I found this English article on Google and followed its steps, test successful, decided to give this article a rough translation, want to see the original c

(Transferred from: http://wenku.baidu.com/view/af39b3164431b90d6c85c72f.html)Seven, the sixth day of Android learning--sqlite and file download Sqlite SQLite is a very small relational database embedded in Android.Summary: When we operateIn the study of SQLite,

Test. java: /*** The problem solved in this example: * core problem: Create a database object through the SQLiteOpenHelper class * perform operations on the database data through the database object * 1. operate the SQLite database using SQL statements * 2. operations on SQLite databases using APIs provided by Google * 3. SQLite operations on Transactions */impor

SQLite is an open source, embedded relational database, the first version of Alpha was released in 2000. SQLite has outstanding performance in portability, ease of use, compactness, efficiency and reliability. The SQLite database created in Android is stored in the:/data/data/ Main Features: -Lightweight -Independe

I have mentioned the problem of persistent access to sharedpreference and file operations data in Android Application Development. Today I will introduce the detailed operations of SQLite applications in Android: In Android Application Development, we may be most curious about how to implement persistent data persisten

This article is an example of how Android programming SMS reads SMS and saves it to SQLite. Share to everyone for your reference, specific as follows: Android SMS messages are kept in the SQLite database in the Android system, but are not accessible to other programs (

Android provides five storage methods: file, sharedPreference, network, SQLite, and ContentProvider. SQLite is a lightweight database with the advantages of independence, isolation, cross-platform, multi-language interface, and security. It is widely used at present. Now we will focus on the usage of SQLite in

Android SQLite basic operations, androidsqlite Add, delete, modify, and query related to SQLite are displayed in log. Package com. example. sqlconnecttest; import android. content. context; import android. database. sqlite. SQLite

I. Introduction of SQLiteGoogle for Andriod's larger data processing provides SQLite, he is in the storage, management, maintenance and other aspects of the excellent, the function is very strong. SQLite has the following features:1. LightweightWith SQLite you only need to bring a dynamic library, you can enjoy its full functionality, and the size of the dynamic

Android SQLite database, androidsqlite I. Introduction to SQLite Google provides SQLite,He is outstanding in data storage, management, maintenance, and other aspects,The function is also very powerful. Ii. Features of SQLite 1. lightweightTo use

Android-use SQLiteDatabase to operate SQLite DatabasesIn addition to using files or SharedPreferences to store data, you can also choose to use the SQLite database to store data. On the Android platform, an embedded relational database-SQLite is integrated. SQLite3 supports

SQLite database with its light weight, small size and so on, so that its application in the development of a very wide, in the previous blog I also introduced in Cocos2d-x in the use of SQLite database, this blog is to introduce the use of the SQLite database in Android, The SQLite