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Update docs

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Dmitry Yemanov 2017-06-11 20:05:26 +03:00
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# v4.0 Alpha 1 (unreleased)
## New features
* [CORE-5525](http://tracker.firebirdsql.org/browse/CORE-5525): Create high-precision floating point datatype named DECFLOAT
Reference(s): [/doc/sql.extentions/README.data_types](https://github.com/FirebirdSQL/firebird/raw/master/doc/sql.extensions/README.data_types)
Contributor(s): Alex Peshkoff
* [CORE-5488](http://tracker.firebirdsql.org/browse/CORE-5488): Timeouts for running SQL statements and idle connections
Reference(s): [/doc/README.session_idle_timeouts](https://github.com/FirebirdSQL/firebird/raw/master/doc/README.session_idle_timeouts), [/doc/README.statement_timeouts](https://github.com/FirebirdSQL/firebird/raw/master/doc/README.statement_timeouts)
Contributor(s): Vlad Khorsun
* [CORE-5463](http://tracker.firebirdsql.org/browse/CORE-5463): Support DEFAULT context value in INSERT, UPDATE, MERGE and UPDATE OR INSERT statements
Contributor(s): Adriano dos Santos Fernandes
* [CORE-5449](http://tracker.firebirdsql.org/browse/CORE-5449): Support GENERATED ALWAYS identity columns and OVERRIDE clause
Reference(s): [doc/sql.extensions/README.identity_columns](https://github.com/FirebirdSQL/firebird/raw/master/doc/sql.extensions/README.identity_columns.txt)
Contributor(s): Adriano dos Santos Fernandes
* [CORE-5346](http://tracker.firebirdsql.org/browse/CORE-5346): Named windows
Reference(s): [doc/sql.extensions/README.window_functions](https://github.com/FirebirdSQL/firebird/raw/master/doc/sql.extensions/README.window_functions.md)
Contributor(s): Adriano dos Santos Fernandes
* [CORE-5343](http://tracker.firebirdsql.org/browse/CORE-5343): Allow particular DBA privileges to be transferred to regular users
Reference(s): [doc/sql.extensions/README.builtin_functions](https://github.com/FirebirdSQL/firebird/raw/master/doc/sql.extensions/README.builtin_functions.txt), [doc/sql.extensions/README.ddl](https://github.com/FirebirdSQL/firebird/raw/master/doc/sql.extensions/README.ddl.txt)
Contributor(s): Alex Peshkoff
* [CORE-3647](http://tracker.firebirdsql.org/browse/CORE-3647): Frames for window functions
Reference(s): [doc/sql.extensions/README.window_functions](https://github.com/FirebirdSQL/firebird/raw/master/doc/sql.extensions/README.window_functions.md)
Contributor(s): Adriano dos Santos Fernandes
* [CORE-2762](http://tracker.firebirdsql.org/browse/CORE-2762): New built-in function to check whether some role is implicitly active
Reference(s): [doc/sql.extensions/README.cumulative_roles](https://github.com/FirebirdSQL/firebird/raw/master/doc/sql.extensions/README.cumulative_roles.txt)
Contributor(s): Roman Simakov
* [CORE-1815](http://tracker.firebirdsql.org/browse/CORE-1815): Ability to grant role to another role
Reference(s): [doc/sql.extensions/README.cumulative_roles](https://github.com/FirebirdSQL/firebird/raw/master/doc/sql.extensions/README.cumulative_roles.txt)
Contributor(s): Roman Simakov
* [CORE-1688](http://tracker.firebirdsql.org/browse/CORE-1688): More ANSI SQL:2003 window functions (PERCENK_RANK, CUME_DIST, NTILE)
Reference(s): [doc/sql.extensions/README.window_functions](https://github.com/FirebirdSQL/firebird/raw/master/doc/sql.extensions/README.window_functions.md)
Contributor(s): Hajime Nakagami, Adriano dos Santos Fernandes
* [CORE-751](http://tracker.firebirdsql.org/browse/CORE-751): Implicitly active roles (and their permissions summarized)
Contributor(s): Roman Simakov
## Improvements
* [CORE-5431](http://tracker.firebirdsql.org/browse/CORE-5431): Support for DROP IDENTITY clause
Reference(s): [doc/sql.extensions/README.identity_columns](https://github.com/FirebirdSQL/firebird/raw/master/doc/sql.extensions/README.identity_columns.txt)
Contributor(s): Adriano dos Santos Fernandes
* [CORE-5430](http://tracker.firebirdsql.org/browse/CORE-5430): Support for INCREMENT option in identity columns
Reference(s): [doc/sql.extensions/README.identity_columns](https://github.com/FirebirdSQL/firebird/raw/master/doc/sql.extensions/README.identity_columns.txt)
Contributor(s): Adriano dos Santos Fernandes
* [CORE-5119](http://tracker.firebirdsql.org/browse/CORE-5119): Support autocommit mode in SET TRANSACTION statement
Contributor(s): Dmitry Yemanov
* [CORE-5064](http://tracker.firebirdsql.org/browse/CORE-5064): Add datatypes (VAR)BINARY(n) and BINARY VARYING(n) as aliases for (VAR)CHAR(n) CHARACTER SET OCTETS
Contributor(s): Dimitry Sibiryakov
* [CORE-2557](http://tracker.firebirdsql.org/browse/CORE-2557): Grants on MON$ tables
Contributor(s): Alex Peshkoff
* [CORE-2216](http://tracker.firebirdsql.org/browse/CORE-2216): NBackup as online dump
Contributor(s): Roman Simakov, Vlad Khorsun
* [CORE-2192](http://tracker.firebirdsql.org/browse/CORE-2192): Extend maximum database page size to 32KB
Contributor(s): Dmitry Yemanov
* [CORE-2040](http://tracker.firebirdsql.org/browse/CORE-2040): Allow exception name and possibly exception text to be determined within a "WHEN ANY" error handling block
Reference(s): [doc/sql.extensions/README.context_variables](https://github.com/FirebirdSQL/firebird/raw/master/doc/sql.extensions/README.context_variables)
Contributor(s): Dmitry Yemanov
* [CORE-1132](http://tracker.firebirdsql.org/browse/CORE-1132): Exception context in PSQL exception handlers
Reference(s): [doc/sql.extensions/README.context_variables](https://github.com/FirebirdSQL/firebird/raw/master/doc/sql.extensions/README.context_variables)
Contributor(s): Dmitry Yemanov
* [CORE-749](http://tracker.firebirdsql.org/browse/CORE-749): Increase maximum length of object names to 63 characters
Contributor(s): Adriano dos Santos Fernandes
## Bugfixes
* [CORE-5545](http://tracker.firebirdsql.org/browse/CORE-5545): Wrong syntax with CREATE TRIGGER ... ON <table> used with POSITION
Contributor(s): Adriano dos Santos Fernandes
* [CORE-5454](http://tracker.firebirdsql.org/browse/CORE-5454): INSERT into updatable view without explicit field list failed
Contributor(s): Adriano dos Santos Fernandes
* [CORE-5408](http://tracker.firebirdsql.org/browse/CORE-5408): Result of boolean expression can not be concatenated with string literal
Contributor(s): Adriano dos Santos Fernandes
* [CORE-5404](http://tracker.firebirdsql.org/browse/CORE-5404): Inconsistent column/line references when PSQL definitions return errors
Contributor(s): Adriano dos Santos Fernandes
* [CORE-5237](http://tracker.firebirdsql.org/browse/CORE-5237): Invalid handling of dot (.) and asterisk (*) in config file name and path for include clause
Contributor(s): Dimitry Sibiryakov
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* [CORE-4424](http://tracker.firebirdsql.org/browse/CORE-4424): Rollback to wrong savepoint if several exception handlers on the same level are executed
Contributor(s): Dimitry Sibiryakov
## Improvements
* [CORE-5431](http://tracker.firebirdsql.org/browse/CORE-5431): Support for DROP IDENTITY clause
Contributor(s): Adriano dos Santos Fernandes
* [CORE-5430](http://tracker.firebirdsql.org/browse/CORE-5430): Support for INCREMENT option in identity columns
Contributor(s): Adriano dos Santos Fernandes
* [CORE-5119](http://tracker.firebirdsql.org/browse/CORE-5119): Support autocommit mode in SET TRANSACTION statement
Contributor(s): Dmitry Yemanov
* [CORE-2557](http://tracker.firebirdsql.org/browse/CORE-2557): Grants on MON$ tables
Contributor(s): Alex Peshkoff
* [CORE-2216](http://tracker.firebirdsql.org/browse/CORE-2216): NBackup as online dump
Contributor(s): Roman Simakov, Vlad Khorsun
* [CORE-2192](http://tracker.firebirdsql.org/browse/CORE-2192): Extend maximum database page size to 32KB
Contributor(s): Dmitry Yemanov
* [CORE-2040](http://tracker.firebirdsql.org/browse/CORE-2040): Allow exception name and possibly exception text to be determined within a "WHEN ANY" error handling block
Contributor(s): Dmitry Yemanov
* [CORE-1132](http://tracker.firebirdsql.org/browse/CORE-1132): Exception context in PSQL exception handlers
Contributor(s): Dmitry Yemanov
* [CORE-749](http://tracker.firebirdsql.org/browse/CORE-749): Increase maximum length of object names to 63 characters
Contributor(s): Adriano dos Santos Fernandes
## New features
* [CORE-5346](http://tracker.firebirdsql.org/browse/CORE-5346): Named windows
Contributor(s): Adriano dos Santos Fernandes
* [CORE-5343](http://tracker.firebirdsql.org/browse/CORE-5343): Allow particular DBA privileges to be transferred to regular users
Contributor(s): Alex Peshkoff
* [CORE-3647](http://tracker.firebirdsql.org/browse/CORE-3647): Frames for window functions
Contributor(s): Adriano dos Santos Fernandes
* [CORE-2990](http://tracker.firebirdsql.org/browse/CORE-2990): Physical (page-level) standby replication / page shipping
Contributor(s): Roman Simakov, Vlad Khorsun
* [CORE-2762](http://tracker.firebirdsql.org/browse/CORE-2762): New built-in function to check whether some role is implicitly active
Contributor(s): Roman Simakov
* [CORE-1815](http://tracker.firebirdsql.org/browse/CORE-1815): Ability to grant role to another role
Contributor(s): Roman Simakov
* [CORE-1688](http://tracker.firebirdsql.org/browse/CORE-1688): More ANSI SQL:2003 window functions (PERCENK_RANK, CUME_DIST, NTILE)
Contributor(s): Hajime Nakagami, Adriano dos Santos Fernandes
* [CORE-751](http://tracker.firebirdsql.org/browse/CORE-751): Implicitly active roles (and their permissions summarized)
Contributor(s): Roman Simakov