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Файл:База данных / IS_to_STUD / Soft / 2.1.0.17798-Final / Firebird-2.1.0.17798-0_Win32 / doc / Firebird_v1.5.5.ReleaseNotes.pdf
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- •Firebird 1.5.5 Release Notes
- •Table of Contents
- •Firebird 1.5.5 Release Notes
- •This Edition
- •Previous Editions
- •General Notes
- •The Firebird 1.5 Binaries
- •Version Strings for Firebird 1.5 Releases
- •Documentation
- •New Features in Firebird 1.5
- •New Codebase, Better Optimization
- •Architecture
- •SQL Language
- •Installed Modules and Security
- •More Improvements
- •Trimming of Varchar fields for Remote Protocols
- •Multi-action Trigger Semantics
- •Enhancement to Named Constraints
- •Maximum Indexes per Table Increased
- •Pessimistic Locking
- •Security Database Connection Caching
- •Error-reporting Improvements
- •Services API on Classic for Linux
- •Changes in the Client Libraries
- •Windows clients
- •“Compatibility” Client
- •Linux clients
- •Renamed Files and Modules
- •All Platforms
- •All POSIX Platforms
- •32-bit Windows Platforms
- •Firebird 1.5.3 Point Release Additions
- •(1.5.3) Two ISQL Improvements
- •(1.5.3) Make Old Column Naming Convention available
- •(1.5.3) Security diagnostics added
- •(1.5.3) Closed an Endemic Security Hole
- •Firebird 1.5.2 Point Release Additions
- •(1.5.2) Performance improvement for permissions checking
- •(1.5.2) POSIX build and packaging changes
- •(1.5.2) POSIX improvements, FR # 1027636
- •(1.5.2) Changes to the standard ib_udf library declaration script
- •Firebird 1.5.1 Point Release Additions
- •(1.5.1) Introducing NPTL Builds for Higher Linuxen
- •(1.5.1) Services API is now fully supported on Classic
- •(1.5.1) GSTAT can now connect to localhost
- •(1.5.1) Character set NONE data now accepted "as is"
- •(1.5.1) Optional core dump on exceptions
- •(1.5.1) New collation added for Lithuanian language
- •(1.5.1) Small Win32 installation utility enhancement
- •On-disk Structure (ODS)
- •Firebird 1.0.n
- •InterBase® databases
- •File-names and Locations
- •Concurrently-running Servers
- •Reverting to Firebird 1.0.x
- •Linux Compatibilities
- •SQL Language Enhancements
- •Changes affecting All SQL
- •(1.5) Enhancement to single-line comment marker
- •(1.0) CURRENT_USER and CURRENT_ROLE
- •Data Definition Language (DDL)
- •New Data Types
- •(1.5) BIGINT
- •(1.5) Enhancements to named constraints
- •(1.5) Multi-action triggers
- •(1.5) RECREATE VIEW
- •(1.5) CREATE OR ALTER {TRIGGER | PROCEDURE }
- •(1.5) (1.0) Alter Trigger no longer increments the change count on tables
- •(1.5) NULLs in unique constraints and indices
- •(1.0) DROP GENERATOR
- •From Firebird v.1.0.x
- •(1.0) RECREATE PROCEDURE
- •(1.0) RECREATE TABLE
- •Data Manipulation Language (DML)
- •(1.5) Expressions and variables as procedure arguments
- •(1.5) New constructs for CASE expressions
- •a) CASE
- •b) COALESCE
- •c) NULLIF
- •(1.5) SQL99-compliant Savepoints
- •Internal savepoints
- •Savepoints and PSQL
- •(1.5) Explicit locking
- •Understanding the WITH LOCK clause
- •How the engine deals with WITH LOCK
- •The optional OF <column-names> sub-clause
- •Caveats using WITH LOCK
- •Examples using Explicit Locking
- •(1.5) Improved Aggregate Handling
- •Aggregate functions inside subqueries
- •Mixing aggregate functions from different contexts
- •Subqueries are supported inside an aggregate function
- •Nested aggregate functions
- •Grouping by degree (ordinal number)
- •(1.5) ORDER BY clause can specify expressions and nulls placement
- •(1.5) SELECT FIRST 0.. is Now Valid
- •(1.0) SELECT FIRST m .. SKIP n
- •Arguments m and n
- •FIRST and SKIP Elements
- •Two Gotchas with SELECT FIRST
- •Other Firebird 1.0.x Features
- •(1.0) GROUP BY UDF
- •(1.0) SUBSTRING( <string expr> FROM <pos> [FOR <length>])
- •Stored Procedure and Trigger Language (PSQL)
- •(1.5) EXECUTE STATEMENT
- •Caveats with EXECUTE STATEMENT
- •(1.5) New Context Variables
- •CURRENT_CONNECTION and CURRENT_TRANSACTION
- •ROW_COUNT
- •SQLCODE and GDSCODE
- •INSERTING, UPDATING and DELETING
- •(1.5) Enhancements to Exception Handling in PSQL
- •1) Run-time exception messaging
- •2) Re-raising an exception
- •3) Run-time error codes
- •(1.5) LEAVE | BREAK statement
- •(1.5) Valid PLAN statements can now be included in triggers
- •(1.5) Empty BEGIN..END blocks
- •(1.5) Declare and define local variable in single statement
- •New Reserved Words
- •Miscellaneous Enhancements
- •Character Sets
- •V. 1.5 (Binary Collations only)
- •New ISQL Features
- •"readline" Capability in the ISQL Shell
- •External Functions (UDFs)
- •In the ib_udf Library
- •rpad()
- •lpad()
- •In the fbudf library
- •New Configuration Files
- •The Firebird Root Directory
- •Precedence Trail for Locating the Firebird Root
- •Server Configuration File--firebird.conf
- •Parameters
- •Filesystem-related
- •Resource-related
- •Communications-related
- •POSIX-specific
- •Windows-specific
- •Related to Sort space
- •Compatibility
- •Database File Aliasing
- •Aliases.conf
- •Connecting using an aliased path
- •Firebird 1.5 Project Teams
- •"The Field Test Heroes"
- •Windows 32-bit Installs
- •READ THIS FIRST!
- •Naming databases on Windows
- •READ THIS NEXT!
- •Installation of Microsoft system libraries
- •Installation of fbclient.dll
- •New Registry Key
- •Supporting legacy applications and drivers
- •InstClient.exe Tool
- •Cleaning up release candidate installs
- •Using the Win32 Firebird Installer
- •Uninstallation
- •Installing Superserver from a zip kit
- •Installing Classic Server from a zip kit
- •Simplified setup
- •Uninstallation
- •Installing Embedded Server from a Zip Kit
- •File structure for the Embedded Server
- •Other Win32 Issues
- •POSIX Platforms
- •READ THIS FIRST
- •Installing on Linux
- •RPM Installer
- •Installing the Tarball
- •Testing your Linux installation
- •Step 1 - Accessing a database
- •Step 2 - Creating a database
- •Utility Scripts
- •Linux Server Tips
- •"Embedded" or direct access to database files
- •NTPL problems on higher Linuxen
- •Uninstalling on Linux
- •Uninstalling an RPM package
- •Uninstalling a tarball installation
- •Solaris
- •MacOS X
- •FreeBSD
- •Debian
- •How the server sets the listening port
- •Using the -p switch override
- •Syntax for TCP/IP
- •Syntax for WNet redirection
- •Classic on POSIX: the inetd or xinetd daemon
- •Using a configuration file parameter
- •Setting up a client to find the service port
- •Using the connection string
- •Using port syntax with database aliases
- •Using a copy of firebird.conf
- •Location of Firebird artifacts on clients
- •Configuring the Services File
- •Locating the services file
- •Further Information
- •Firebird Development
- •Lists and Newsgroups
- •Newsgroup Mirrors
- •Paid Support
- •Sponsorship
- •Tools and Drivers
- •Database Admin Tools
- •Drivers and Components
- •Documentation
- •Improvements
- •Release 1.5, 1.5.1, 1.5.2, 1.5.3 and 1.5.4 Bugs Fixed in v.1.5.5
- •Release 1.5, 1.5.1, 1.5.2 and 1.5.3 Bugs Fixed in v.1.5.4
- •Release 1.5, 1.5.1 and 1.5.2 Bugs Fixed in v.1.5.3
- •Release 1.5 and 1.5.1 Bugs Fixed in v.1.5.2
- •Release 1.5 Bugs Fixed in v.1.5.1
- •Old Bugs Fixed
- •Known Issues
New Features in Firebird 1.5
32-bit Windows Platforms
Firebird 1.5.3 Point Release Additions
The following group of minor enhancements was added to the Firebird v.1.5.3 point release.-
(1.5.3) Two ISQL Improvements
C. Valderrama, D. Ivanov
1.Command line switch -b to bail out on error when used in non-interactive mode.
2.Return an error code to the operating system from command-line isql
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