Open the encrypted SQLite method with sqlcipher

explain :

SQLite A very popular embedded database , It supports SQL Language , And it has good performance with very little memory . Besides, it's open source , Anyone can use it . Many open source projects （(Mozilla, PHP, Python） It's all used SQLite.

Android Integrated at run time SQLite, So each Android Applications can use SQLite database . Logarithmic familiarity SQL When the developers came , Use SQLite Pretty simple . For small applications , Using such a stand-alone file database is more compact and practical .

Encryption problem

Native sqLite Password encryption is not supported , At present, most of the commonly used database encryption methods are field encryption , Or content encryption . It is especially recommended here sqlcipher Database encryption scheme , Use consistent with native ,(sqlcipher-android Of Github Please stamp the address )

Use when encrypting windows edition sqlcipher-windows Tool handling , Set password and algorithm .

Sqlcipher encryption sqlite After database , Use android edition Sqlcipher Access databases and native sqlite It's almost the same , Just set the password when opening the database , The algorithm can be opened

Turn on encryption sqlite Example

import net.sqlcipher.database.SQLiteDatabase;

After opening the database , The following operations are the same as the native operations .

I put txt The data package is apk It's used sqlite database , Write the chapter directory location sqlite, Can quickly locate .

List of books		android Books apk download
Serial number	name	download	remarks
1	A dream of red mansions	download
2	The romance of The Three Kingdoms	download
3	Journey to the west	download
4	Water margin	download
5	The age of hunger	download	Tell about the gains and losses of the Qianlong Dynasty
6	Avanti story	download	Avanti and some national stories
7	Motto card	download	Hundreds of proverbs
8	Complete jokes	download	Many daily jokes
9	A little novel	download	Dozens of famous short stories
10	The romance of Yuan Dynasty	download	Every dynasty is the choice of history
11	Love quotations	download	A little article about love
12	Complete biography of Ji Gong	download	Those years, those things, those wishes
13	Ming dynasty stuff	download	A regrettable Dynasty , The era that can see human nature best
14	One man fixes the immortals - Human world	download	A person's metaphysical struggle history , Classic of fairy novels
15	One man fixes the immortals - Spiritual world	download
16	One man fixes the immortals - Fairyland	download

Reference resources ：

git clone https://github.com/sqlcipher/sqlcipher.git

About ：

The editor ： Li Guoshuai

qq：9611153 WeChat lgs9611153

Time ：2022-6-28