Getting Started with Berkeley DB Java Edition
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Getting Started with Berkeley DB Java Edition

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11/9/2007

Table of Contents

Conventions Used in this Book

For More Information

1. Introduction to Berkeley DB Java Edition

The JE Application

Databases and Database Environments
Database Records
Putting and Getting Database Records
Duplicate Data
Replacing and Deleting Entries
Secondary Databases
Transactions
JE Resources
Application Considerations

JE Backup and Restore

JCA Support

JMX Support

Getting and Using JE

JE Exceptions

Six Things Everyone Should Know about JE Log Files

2. Database Environments

Opening Database Environments

Closing Database Environments

Environment Properties

The EnvironmentConfig Class
EnvironmentMutableConfig

Environment Statistics

Database Environment Management Example

3. Databases

Opening Databases

Deferred Write Databases
Closing Databases

Database Properties

Administrative Methods

Database Example

4. Database Records

Using Database Records

Reading and Writing Database Records

Writing Records to the Database
Getting Records from the Database
Deleting Records
Data Persistence

Using the BIND APIs

Numerical and String Objects
Serializable Complex Objects
Custom Tuple Bindings

Using Comparators

Writing Comparators
Setting Comparators

Database Record Example

5. Using Cursors

Opening and Closing Cursors

Getting Records Using the Cursor

Searching for Records
Working with Duplicate Records

Putting Records Using Cursors

Deleting Records Using Cursors

Replacing Records Using Cursors

Cursor Example

6. Secondary Databases

Opening and Closing Secondary Databases

Implementing Key Creators

Secondary Database Properties

Reading Secondary Databases

Deleting Secondary Database Records

Using Secondary Cursors

Database Joins

Using Join Cursors
JoinCursor Properties

Secondary Database Example

Opening Secondary Databases with MyDbEnv
Using Secondary Databases with ExampleInventoryRead

7. Backing up and Restoring Berkeley DB Java Edition Applications

Databases and Log Files

Log File Overview
Cleaning the Log Files
The BTree
Database Modifications and Syncs
Normal Recovery

Performing Backups

Performing a Hot Backup
Performing an Offline Backup
Using the DbBackup Helper Class

Performing Catastrophic Recovery

Hot Standby

8. Administering Berkeley DB Java Edition Applications

The JE Properties File

Managing the Background Threads

The Cleaner Thread
The Checkpointer Thread

Sizing the Cache

The Command Line Tools

DbDump
DbLoad
DbVerify

List of Examples

2.1. Database Environment Management Class
3.1. Database Management with MyDbEnv
4.1. Inventory.java
4.2. Vendor.java
4.3. InventoryBinding.java
4.4. Stored Class Catalog Management with MyDbEnv
4.5. ExampleDatabasePut.java
5.1. ExampleInventoryRead.java
6.1. ItemNameKeyCreator.java
6.2. SecondaryDatabase Management with MyDbEnv
6.3. SecondaryDatabase usage with ExampleInventoryRead

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