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Updated the docs

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Dmitry Yemanov 2019-01-22 21:51:01 +03:00
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CHANGELOG.md
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## New features
* [CORE-5970](http://tracker.firebirdsql.org/browse/CORE-5970): Built-in cryptographic functions
Reference(s): [/doc/sql.extentions/README.builtin_functions.txt](https://github.com/FirebirdSQL/firebird/raw/master/doc/sql.extensions/README.builtin_functions.txt)
Contributor(s): Alex Peshkoff
* [CORE-5953](http://tracker.firebirdsql.org/browse/CORE-5953): Statement level read consistency in read-committed transactions
Reference(s): [/doc/README.read_consistency.md](https://github.com/FirebirdSQL/firebird/raw/master/doc/README.read_consistency.md)
Contributor(s): Nickolay Samofatov, Roman Simakov, Vlad Khorsun
@ -17,15 +21,26 @@
Contributor(s): Adriano dos Santos Fernandes
* [CORE-5620](http://tracker.firebirdsql.org/browse/CORE-5620): Add builtin functions FIRST_DAY and LAST_DAY
Reference(s): [/doc/sql.extentions/README.builtin_functions](https://github.com/FirebirdSQL/firebird/raw/master/doc/sql.extensions/README.builtin_functions.txt)
Reference(s): [/doc/sql.extentions/README.builtin_functions.txt](https://github.com/FirebirdSQL/firebird/raw/master/doc/sql.extensions/README.builtin_functions.txt)
Contributor(s): Adriano dos Santos Fernandes
* [CORE-5536](http://tracker.firebirdsql.org/browse/CORE-5536): Connection compressed/encrypted status in MON$ATTACHMENTS table
Reference(s): [/doc/README.monitoring_tables](https://github.com/FirebirdSQL/firebird/raw/master/doc/README.monitoring_tables)
Contributor(s): Alex Peshkoff
* [CORE-909](http://tracker.firebirdsql.org/browse/CORE-909): Ability to retrieve current UTC/GMT timestamp
Reference(s): [/doc/sql.extentions/README.time_zone.md](https://github.com/FirebirdSQL/firebird/raw/master/doc/sql.extensions/README.time_zone.md)
Contributor(s): Adriano dos Santos Fernandes
* [CORE-694](http://tracker.firebirdsql.org/browse/CORE-694): Support for time zones
Reference(s): [/doc/sql.extentions/README.time_zone.md](https://github.com/FirebirdSQL/firebird/raw/master/doc/sql.extensions/README.time_zone.md)
Contributor(s): Adriano dos Santos Fernandes
## Improvements
* [CORE-5973](http://tracker.firebirdsql.org/browse/CORE-5973): Handling FP overflow in DOUBLE PRECISION value when converting from DECFLOAT
Contributor(s): Alex Peshkoff
* [CORE-5954](http://tracker.firebirdsql.org/browse/CORE-5954): Garbage collection in intermediate record versions
Reference(s): [/doc/README.read_consistency.md](https://github.com/FirebirdSQL/firebird/raw/master/doc/README.read_consistency.md)
Contributor(s): Nickolay Samofatov, Roman Simakov, Vlad Khorsun
@ -42,7 +57,7 @@
Contributor(s): Alex Peshkoff
* [CORE-5921](http://tracker.firebirdsql.org/browse/CORE-5921): Provide information about Global Commit Number, Commit Number of currently used database snapshot (if any) and Commit Numbers assigned to the committed transactions
Reference(s): [/doc/sql.extentions/README.builtin_functions](https://github.com/FirebirdSQL/firebird/raw/master/doc/sql.extensions/README.builtin_functions.txt)
Reference(s): [/doc/sql.extentions/README.builtin_functions.txt](https://github.com/FirebirdSQL/firebird/raw/master/doc/sql.extensions/README.builtin_functions.txt)
Contributor(s): Vlad Khorsun
* [CORE-5887](http://tracker.firebirdsql.org/browse/CORE-5887): Allow the use of management statements in PSQL blocks
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* [CORE-4409](http://tracker.firebirdsql.org/browse/CORE-4409): Enhancement in precision of calculations with NUMERIC/DECIMAL
Contributor(s): Alex Peshkoff
* [CORE-3808](http://tracker.firebirdsql.org/browse/CORE-3808): Provide ability to return all columns using RETURNING clause
Reference(s): [/doc/sql.extentions/README.returning](https://github.com/FirebirdSQL/firebird/raw/master/doc/sql.extentions/README.returning)
Contributor(s): Adriano dos Santos Fernandes
## Bugfixes
* [CORE-5989](http://tracker.firebirdsql.org/browse/CORE-5989): iconv / libiconv 1.15 vs libc / libiconv_open | common/isc_file.cpp
Note(s): Backported into v3.0.5
Contributor(s): Alex Peshkoff
* [CORE-5986](http://tracker.firebirdsql.org/browse/CORE-5986): Incorrect evaluation of NULL IS [NOT] {FALSE | TRUE}
Note(s): Backported into v3.0.5
Contributor(s): Adriano dos Santos Fernandes
* [CORE-5985](http://tracker.firebirdsql.org/browse/CORE-5985): Regression: ROLE does not passed in ES/EDS (specifying it in the statement is ignored)
Note(s): Backported into v3.0.5
Contributor(s): Alex Peshkoff
* [CORE-5982](http://tracker.firebirdsql.org/browse/CORE-5982): Error "read permission for BLOB field", when it's an input/output procedure's parameter
Note(s): Backported into v3.0.5
Contributor(s): Dmitriy Starodubov
* [CORE-5980](http://tracker.firebirdsql.org/browse/CORE-5980): Firebird crashes due to concurrent operations with expression indices
Note(s): Backported into v3.0.5
Contributor(s): Vlad Khorsun
* [CORE-5974](http://tracker.firebirdsql.org/browse/CORE-5974): Wrong result of select distinct with decfload/timezone/collated column
Contributor(s): Adriano dos Santos Fernandes
* [CORE-5972](http://tracker.firebirdsql.org/browse/CORE-5972): External engine trigger crashing server if table have computed field
Contributor(s): Adriano dos Santos Fernandes
* [CORE-5965](http://tracker.firebirdsql.org/browse/CORE-5965): FB3 optimizer chooses less efficient plan than FB2.5 optimizer
Note(s): Backported into v3.0.5
Contributor(s): Dmitry Yemanov
* [CORE-5959](http://tracker.firebirdsql.org/browse/CORE-5959): Firebird returns wrong time after changes of time zone
Note(s): Backported into v3.0.5
Contributor(s): Vlad Khorsun
* [CORE-5955](http://tracker.firebirdsql.org/browse/CORE-5955): Unable to init binreloc with ld >= 2.31
Note(s): Backported into v3.0.5
Contributor(s): Roman Simakov
* [CORE-5950](http://tracker.firebirdsql.org/browse/CORE-5950): Deadlock when attaching to bugchecked database
Note(s): Backported into v3.0.5
Contributor(s): Alex Peshkoff
* [CORE-5949](http://tracker.firebirdsql.org/browse/CORE-5949): Bugcheck could happen when read-only database with non-zero linger is set to read-write mode
Note(s): Backported into v3.0.5
Contributor(s): Vlad Khorsun
* [CORE-5943](http://tracker.firebirdsql.org/browse/CORE-5943): Server crashes preparing a query with both DISTINCT/ORDER BY and non-field expression in the select list
Note(s): Backported into v3.0.5
Contributor(s): Dmitry Yemanov
* [CORE-5936](http://tracker.firebirdsql.org/browse/CORE-5936): Firebird server segfaults in the end of database backup
Note(s): Backported into v3.0.5
Contributor(s): Vlad Khorsun
* [CORE-5935](http://tracker.firebirdsql.org/browse/CORE-5935): Bugcheck 165 (cannot find tip page)
Note(s): Backported into v3.0.5
Contributor(s): Vlad Khorsun
* [CORE-5934](http://tracker.firebirdsql.org/browse/CORE-5934): gpre_boot fails to link using cmake, undefined reference 'dladdr' and 'dlerror'
Note(s): Backported into v3.0.5
Contributor(s): Alex Peshkoff
* [CORE-5930](http://tracker.firebirdsql.org/browse/CORE-5930): Bugcheck "incorrect snapshot deallocation - too few slots"
Contributor(s): Vlad Khorsun
* [CORE-5927](http://tracker.firebirdsql.org/browse/CORE-5927): With some non-standard authentication plugins providing correct crypt key wire anyway remains not encrypted
Note(s): Backported into v3.0.5
Contributor(s): Alex Peshkoff
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* [CORE-5861](http://tracker.firebirdsql.org/browse/CORE-5861): GRANT OPTION is not checked for new object
Contributor(s): Roman Simakov
* [CORE-5855](http://tracker.firebirdsql.org/browse/CORE-5855): Firebird 4.0 cannot backup DB with generators which contains space in the names
Contributor(s): Alex Peshkoff
* [CORE-5800](http://tracker.firebirdsql.org/browse/CORE-5800): After backup/restore the indexes by expression on computed field are not working properly
Note(s): Backported into v3.0.5
Contributor(s): Dmitry Yemanov
* [CORE-5795](http://tracker.firebirdsql.org/browse/CORE-5795): ORDER BY clause on compound index may disable usage of other indices
Note(s): Backported into v3.0.5
Contributor(s): Dmitry Yemanov
* [CORE-5750](http://tracker.firebirdsql.org/browse/CORE-5750): Date-time parsing is very weak
Contributor(s): Adriano dos Santos Fernandes
* [CORE-5728](http://tracker.firebirdsql.org/browse/CORE-5728): Field subtype of DEC_FIXED columns not returned by isc_info_sql_sub_type
Contributor(s): Alex Peshkoff
* [CORE-5726](http://tracker.firebirdsql.org/browse/CORE-5726): Unclear error message when inserting value exceeding max of DEC_FIXED decimal
Contributor(s): Alex Peshkoff
* [CORE-5717](http://tracker.firebirdsql.org/browse/CORE-5717): Reject non-constant date/time/timestamp literals
Contributor(s): Adriano dos Santos Fernandes
* [CORE-5710](http://tracker.firebirdsql.org/browse/CORE-5710): Datatype declaration DECFLOAT without precision should use a default precision
Contributor(s): Alex Peshkoff
@ -163,18 +228,33 @@
* [CORE-5637](http://tracker.firebirdsql.org/browse/CORE-5637): string right truncation on restore of security db
Contributor(s): Alex Peshkoff
* [CORE-5612](http://tracker.firebirdsql.org/browse/CORE-5612): Gradual slowdown of view operations (create, recreate or drop)
Contributor(s): Dmitry Yemanov
* [CORE-5611](http://tracker.firebirdsql.org/browse/CORE-5611): Higher memory consumption for prepared statements
Contributor(s): Adriano dos Santos Fernandes
* [CORE-5593](http://tracker.firebirdsql.org/browse/CORE-5593): System function RDB$ROLE_IN_USE cannot take long role names
Contributor(s): Alex Peshkoff
* [CORE-5518](http://tracker.firebirdsql.org/browse/CORE-5518): System function RDB$ROLE_IN_USE cannot take long role names
* [CORE-5518](http://tracker.firebirdsql.org/browse/CORE-5518): Firebird UDF string2blob() may allow remote code execution
Contributor(s): Alex Peshkoff
* [CORE-5480](http://tracker.firebirdsql.org/browse/CORE-5480): SUBSTRING startposition smaller than 1 should be allowed
Contributor(s): Adriano dos Santos Fernandes
* [CORE-5395](http://tracker.firebirdsql.org/browse/CORE-5395): Invalid data type for negation (minus operator)
Note(s): Backported into v3.0.5
Contributor(s): Adriano dos Santos Fernandes, Dmitry Yemanov
* [CORE-5118](http://tracker.firebirdsql.org/browse/CORE-5118): Indices on computed fields are broken after restore (all keys are NULL)
Note(s): Backported into v3.0.5
Contributor(s): Dmitry Yemanov
* [CORE-5070](http://tracker.firebirdsql.org/browse/CORE-5070): Compound index cannot be used for filtering in some ORDER/GROUP BY queries
Note(s): Backported into v3.0.5
Contributor(s): Dmitry Yemanov
* [CORE-1592](http://tracker.firebirdsql.org/browse/CORE-1592): Altering procedure parameters can lead to unrestorable database
Contributor(s): Adriano dos Santos Fernandes
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## New features
* [CORE-5568](http://tracker.firebirdsql.org/browse/CORE-5568): SQL SECURITY feature
Reference(s): [/doc/sql.extentions/README.sql_security](https://github.com/FirebirdSQL/firebird/raw/master/doc/sql.extensions/README.sql_security.txt)
Reference(s): [/doc/sql.extentions/README.sql_security.txt](https://github.com/FirebirdSQL/firebird/raw/master/doc/sql.extensions/README.sql_security.txt)
Contributor(s): Roman Simakov
* [CORE-5525](http://tracker.firebirdsql.org/browse/CORE-5525): Create high-precision floating point datatype named DECFLOAT
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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)
Reference(s): [doc/sql.extensions/README.identity_columns.txt](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)
Reference(s): [doc/sql.extensions/README.window_functions.md](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)
Reference(s): [doc/sql.extensions/README.builtin_functions.txt](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)
Reference(s): [doc/sql.extensions/README.window_functions.md](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)
Reference(s): [doc/sql.extensions/README.cumulative_roles.txt](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)
Reference(s): [doc/sql.extensions/README.cumulative_roles.txt](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)
Reference(s): [doc/sql.extensions/README.window_functions.md](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)
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## 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)
Reference(s): [doc/sql.extensions/README.identity_columns.txt](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)
Reference(s): [doc/sql.extensions/README.identity_columns.txt](https://github.com/FirebirdSQL/firebird/raw/master/doc/sql.extensions/README.identity_columns.txt)
Contributor(s): Adriano dos Santos Fernandes
* [CORE-5380](http://tracker.firebirdsql.org/browse/CORE-5380): Allow subroutines to call others subroutines and themself recursively