Firebird Internals Inside a Firebird Database Norman Dunbar Version 1.2, 13 August 2021 Table of Contents 1. Introduction. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 2. Database Structure. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 3. Standard Database Page Header. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 4. Database Header Page — Type 0x01

15 5. Server configuration and management . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18 5.1. User management . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 5.1.3. The security database . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31 6.2. Connecting to an existing database . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

5.1. DATABASE. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 104 5.1.1. CREATE DATABASE . . . 104 5.1.2. ALTER DATABASE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 110 5.1.3. DROP DATABASE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 353 7.6.3. Database Triggers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

...... 14 Server configuration and management ................................................................................................... 15 User management: gsec ............................. ...... 20 Connecting to an existing database ................................................................................................ 22 Creating a database using isql ........................ .......................................................................... 28 How to corrupt a database ...............................................................................................

Firebird Database Housekeeping Utility Norman Dunbar, Mark Rotteveel Version 2.1, 13 November 2023 Table of Contents 1. Introduction. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5. Set Database Page Buffers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 6. Limbo Transaction Management . . . 15 8. Changing The Database Mode. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 9. Setting The Database Dialect . . . . .

about Firebird, see this link: www.firebirdsql.org This article discusses the security of Firebird database files and in particular access to the metadata stored in those files. It has been written in response specifics. To discover how to secure files in your particular operating system refer to relevant documentation for that operating system, to discover how to apply user and object security in Firebird databases Chapter 1. Introduction 2 Chapter 2. Background For an application (user) to access a Firebird database it must connect to the Firebird server process. On receiving a connect request the server process

5.1. DATABASE. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 79 5.1.1. CREATE DATABASE . . . 79 5.1.2. ALTER DATABASE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 84 5.1.3. DROP DATABASE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 266 7.5.3. Database Triggers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

................................................................... 13 Connecting to the sample database .................................................................................... 13 Server name ................................................................................. 14 Creating a database using isql .................................................................................... ................................................................................. 15 The CREATE DATABASE statement ...................................................................... 15 Performing a

. . . . . . . . . . . 22 Table of Contents 1 Chapter 1. Introduction Gsec is the security database manipulation utility. It allows the SYSDBA (or any privileged user) the ability to maintain user various options, users can be added, amended or deleted from the security database.  A privileged user is an account on the database server which the Firebird engine considers to be privileged enough to operating systems allow the system administrator to set file system permissions which prevent execution of certain programs and utilities for security reasons. The Firebird database holds details of all users

.................................................................. 12 Serverkonfiguration und -management .............................................................................................. Typische Speicherorte sind: • für Windows 95/98/ME: C:\Windows\System • für Windows NT/2000: C:\WINNT\System32 • für Windows XP: C:\Windows\System32 Installation von Firebird Die in diesem Abschnitt angeführten Version upgraden oder wenn sich Überbleibsel einer alten InterBase oder Firebird Installation auf Ihrem System befinden (DLLs, Registryeinträge, Umgebungsvariablen...) Installation des Firebird Servers Installationslaufwerke