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Learning SQLite for iOS

You're reading from   Learning SQLite for iOS Extend SQLite with mobile development skills to build great apps for iOS devices

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Product type Paperback
Published in Mar 2016
Publisher
ISBN-13 9781785288975
Length 154 pages
Edition 1st Edition
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Author (1):
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Gene Da Rocha Gene Da Rocha
Author Profile Icon Gene Da Rocha
Gene Da Rocha
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Table of Contents (10) Chapters Close

Preface 1. Introduction to SQL and SQLite FREE CHAPTER 2. Database Design Concepts 3. Administering the Database 4. Essentials of SQL 5. Exposing the C API 6. Using Swift with iOS and SQLite 7. iOS Development with PhoneGap and HTML5 8. More Features and Advances in SQLite Index

Backing up the database

There are a couple of ways to back up your SQLite database. To make it portable, use the .dump statement as part of the CLP, which can export the entire database and scripts to the filesystem. An example can be seen as follows:

Backing up the database

The preceding statement shows how to invoke SQLite with a database name and pipe the output to a file called temp.sql.

Following is another way to invoke SQLite and then perform a backup interactively.

User can directly import the data, by the following set of commands:

Backing up the database

The following command will open SQLite and the temp.db database, and import the temp.sql file to it. Within the temp.sql file, there will be scripts to read the source files and import data back to database (existing or new version):

Backing up the database

There is another way, just copy the temp.db file to a version called temp.backup, but the aforementioned methods are much better and portable, and there may be binary compatibility issues since SQLite does not have a great reputation for backward compatibility...

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