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firebird-mirror/CHANGELOG.md
Dmitry Yemanov 6ee20153cd Update changelog for v5.0.1
2024-07-06 09:30:56 +03:00

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# v5.0.1
## Improvements
* [#8104](https://github.com/FirebirdSQL/firebird/issues/8104): More efficient evaluation of expressions like `RDB$DB_KEY <= ?` after mass delete
Contributor(s): Vlad Khorsun
* [#8066](https://github.com/FirebirdSQL/firebird/issues/8066): Make protocol schemes case-insensitive
Contributor(s): Vlad Khorsun
* [#8042](https://github.com/FirebirdSQL/firebird/issues/8042): Improve conflict resolution on replica when table have both primary and unique keys
Contributor(s): Vlad Khorsun
* [#8030](https://github.com/FirebirdSQL/firebird/issues/8030): Better cardinality estimation when empty data pages exist
Contributor(s): Vlad Khorsun
* [#8010](https://github.com/FirebirdSQL/firebird/issues/8010): Remove _gfix -cache_ option
Contributor(s): Vlad Khorsun
* [#7978](https://github.com/FirebirdSQL/firebird/issues/7978): Update Windows distributions with _zlib_ version 1.3.1
Contributor(s): Vlad Khorsun
* [#7928](https://github.com/FirebirdSQL/firebird/issues/7928): Make _TempCacheLimit_ setting to be per-database (not per-attachment) for SuperClassic
Contributor(s): Vlad Khorsun
## Bugfixes
* [#8168](https://github.com/FirebirdSQL/firebird/issues/8168): `MAKE_DBKEY` bug after backup/restore
Contributor(s): Vlad Khorsun
* [#8156](https://github.com/FirebirdSQL/firebird/issues/8156): Can not specify concrete IPv6 address in ES/EDS connection string.
Contributor(s): Vlad Khorsun
* [#8151](https://github.com/FirebirdSQL/firebird/issues/8151): Deadlock happens when run 'List Trace Sessions' service and there are many active trace sessions
Contributor(s): Vlad Khorsun
* [#8150](https://github.com/FirebirdSQL/firebird/issues/8150): Process could attach to the deleted instance of shared memory
Contributor(s): Alexander Peshkov, Vlad Khorsun
* [#8149](https://github.com/FirebirdSQL/firebird/issues/8149): The hung or crash could happen when connection fires _TRACE_EVENT_DETACH_ event and new trace session created concurrently
Contributor(s): Vlad Khorsun
* [#8138](https://github.com/FirebirdSQL/firebird/issues/8138): Bugcheck when replicator state is changed concurrently
Contributor(s): Vlad Khorsun
* [#8136](https://github.com/FirebirdSQL/firebird/issues/8136): Server crashes with `IN (dbkey1, dbkey2, ...)` condition
Contributor(s): Dmitry Yemanov
* [#8123](https://github.com/FirebirdSQL/firebird/issues/8123): Procedure manipulation can lead to wrong dependencies removal
Contributor(s): Adriano dos Santos Fernandes
* [#8120](https://github.com/FirebirdSQL/firebird/issues/8120): Cast dies with numeric value is out of range error
Contributor(s): Vlad Khorsun
* [#8115](https://github.com/FirebirdSQL/firebird/issues/8115): Unexpected results using `LEFT JOIN` with `WHEN` function
Contributor(s): Dmitry Yemanov
* [#8114](https://github.com/FirebirdSQL/firebird/issues/8114): Segfault in connections pool during server shutdown
Contributor(s): Vlad Khorsun
* [#8112](https://github.com/FirebirdSQL/firebird/issues/8112): Error _isc_read_only_trans (335544361)_ should report _SQLSTATE 25006_
Contributor(s): Adriano dos Santos Fernandes
* [#8110](https://github.com/FirebirdSQL/firebird/issues/8110): Firebird 5 crashes on Android API level 34
Contributor(s): Vlad Khorsun
* [#8108](https://github.com/FirebirdSQL/firebird/issues/8108): ICU 63.1 suppresses conversion errors
Contributor(s): Dmitry Kovalenko
* [#8101](https://github.com/FirebirdSQL/firebird/issues/8101): Firebird crashes if a plugin factory returns `nullptr` and no error in status
Contributor(s): Vlad Khorsun, Dimitry Sibiryakov
* [#8100](https://github.com/FirebirdSQL/firebird/issues/8100): The `isc_array_lookup_bounds` function returns invalid values for low and high array bounds
Contributor(s): Adriano dos Santos Fernandes
* [#8094](https://github.com/FirebirdSQL/firebird/issues/8094): Creation index error when restore with parallels workers
Contributor(s): Vlad Khorsun
* [#8089](https://github.com/FirebirdSQL/firebird/issues/8089): AV when attaching database while low of free memory
Contributor(s): Vlad Khorsun
* [#8087](https://github.com/FirebirdSQL/firebird/issues/8087): AV when preparing a query with `IN` list that contains both literals and sub-query
Contributor(s): Vlad Khorsun
* [#8086](https://github.com/FirebirdSQL/firebird/issues/8086): `IN` predicate with string-type elements is evaluated wrongly against a numeric field
Contributor(s): Dmitry Yemanov
* [#8085](https://github.com/FirebirdSQL/firebird/issues/8085): Memory leak when executing a lot of different queries and _StatementTimeout > 0_
Contributor(s): Vlad Khorsun
* [#8084](https://github.com/FirebirdSQL/firebird/issues/8084): Partial index uniqueness violation
Contributor(s): Vlad Khorsun
* [#8083](https://github.com/FirebirdSQL/firebird/issues/8083): AV when writting into internal trace log
Contributor(s): Vlad Khorsun
* [#8079](https://github.com/FirebirdSQL/firebird/issues/8079): Engine could crash when executing some trigger(s) while another attachment modifies them
Contributor(s): Vlad Khorsun
* [#8078](https://github.com/FirebirdSQL/firebird/issues/8078): `SIMILAR TO` with constant pattern using ‘|’, ‘*’, ‘?’ or ‘{0,N}’ doesn't work as expected
Contributor(s): Adriano dos Santos Fernandes
* [#8077](https://github.com/FirebirdSQL/firebird/issues/8077): Error "Too many recursion levels" does not stop execution of code that uses `ON DISCONNECT` trigger
Contributor(s): Alexander Peshkov, Vlad Khorsun
* [#8063](https://github.com/FirebirdSQL/firebird/issues/8063): `(VAR)CHAR` variables/parameters assignments fail in stored procedures with subroutines
Contributor(s): Adriano dos Santos Fernandes
* [#8058](https://github.com/FirebirdSQL/firebird/issues/8058): DDL changes in replication does not set the correct grantor
Contributor(s): Dmitry Yemanov
* [#8056](https://github.com/FirebirdSQL/firebird/issues/8056): "Too many temporary blobs" with blob_append when select a stored procedue using rows-clause
Contributor(s): Vlad Khorsun
* [#8040](https://github.com/FirebirdSQL/firebird/issues/8040): Bugcheck 183 (wrong record length) could happen on replica database after UK violation on insert
Contributor(s): Vlad Khorsun
* [#8039](https://github.com/FirebirdSQL/firebird/issues/8039): Segfault when opening damaged (last TIP is missing in _RDB$PAGES_, user's FW was OFF) database
Contributor(s): Alexander Peshkov
* [#8037](https://github.com/FirebirdSQL/firebird/issues/8037): Remove directory entries from debug symbols tarbal
Contributor(s): Alexander Peshkov
* [#8034](https://github.com/FirebirdSQL/firebird/issues/8034): (re)set owner/group in tarbal of non-root builds
Contributor(s): Alexander Peshkov
* [#8033](https://github.com/FirebirdSQL/firebird/issues/8033): Invalid result when string compared with indexed `NUMERIC(x,y)` field `where x > 18 and y != 0`
Contributor(s): Alexander Peshkov
* [#8027](https://github.com/FirebirdSQL/firebird/issues/8027): Broken gbak statistics
Contributor(s): Alexander Peshkov
* [#8026](https://github.com/FirebirdSQL/firebird/issues/8026): Crash LI-V5.0.0.1306 in _libEngine13.so_
Contributor(s): Alexander Peshkov
* [#8016](https://github.com/FirebirdSQL/firebird/pull/8016): Free memory issued for _isql_ command list but has never been freed on output file write
Contributor(s):
* [#8011](https://github.com/FirebirdSQL/firebird/issues/8011): `DECFLOAT` error working with `INT128` in UDR
Contributor(s): Alexander Peshkov
* [#8006](https://github.com/FirebirdSQL/firebird/issues/8006): `INT128` datatype not supported in _FB_MESSAGE_ macro
Contributor(s): Alexander Peshkov
* [#8003](https://github.com/FirebirdSQL/firebird/issues/8003): _gbak_ can't backup database in ODS < 13
Contributor(s): Vlad Khorsun
* [#7998](https://github.com/FirebirdSQL/firebird/issues/7998): Сrash during partial index checking if the condition raises a conversion error
Contributor(s): Dmitry Yemanov
* [#7997](https://github.com/FirebirdSQL/firebird/issues/7997): Unexpected results when comparing integer with string containing value out of range of that integer datatype
Contributor(s): Alexander Peshkov
* [#7996](https://github.com/FirebirdSQL/firebird/issues/7996): _gbak_ terminates/crashes when a read error occurs during restore
Contributor(s): Vlad Khorsun
* [#7995](https://github.com/FirebirdSQL/firebird/issues/7995): Unexpected results after creating partial index
Contributor(s): Dmitry Yemanov
* [#7993](https://github.com/FirebirdSQL/firebird/issues/7993): Unexpected results when using `CASE WHEN` with `RIGHT JOIN`
Contributor(s): Dmitry Yemanov
* [#7992](https://github.com/FirebirdSQL/firebird/issues/7992): Assertion _(space > 0)_ failure during restore
Contributor(s): Vlad Khorsun
* [#7985](https://github.com/FirebirdSQL/firebird/issues/7985): Hang in case of error when sweep thread is attaching to database (CS case)
Contributor(s): Alexander Peshkov
* [#7979](https://github.com/FirebirdSQL/firebird/issues/7979): Hang when database with disconnect trigger using MON$ tables is shutting down
Contributor(s): Alexander Peshkov
* [#7976](https://github.com/FirebirdSQL/firebird/issues/7976): False validation error for short unpacked records
Contributor(s): Dmitry Yemanov
* [#7974](https://github.com/FirebirdSQL/firebird/issues/7974): Restore of wide table can fail with "adjusting an invalid decompression length from <N> to <M>"
Contributor(s): Vlad Khorsun
* [#7969](https://github.com/FirebirdSQL/firebird/issues/7969): Characters are garbled when replicating fields with type `BLOB SUB_TYPE TEXT` if the character set of the connection and the field are different
Contributor(s): Dmitry Yemanov
* [#7962](https://github.com/FirebirdSQL/firebird/issues/7962): System procedure/function inconsistency between `SHOW FUNCTIONS` and `SHOW PROCEDURES` in _isql_
Contributor(s):
* [#7950](https://github.com/FirebirdSQL/firebird/issues/7950): Unable to restore database when .fbk was created on host with other ICU
Contributor(s): Alexander Peshkov
* [#7942](https://github.com/FirebirdSQL/firebird/issues/7942): Error: database file appears corrupted after restore from backup
Contributor(s): Vlad Khorsun
* [#7937](https://github.com/FirebirdSQL/firebird/issues/7937): Inner join raises error "no current record for fetch operation" if a stored procedure depends on some table via input parameter and also has an indexed relationship with another table
Contributor(s): Dmitry Yemanov
* [#7927](https://github.com/FirebirdSQL/firebird/issues/7927): Some default values is set incorrectly for SC/CS architectures
Contributor(s): Vlad Khorsun
* [#7921](https://github.com/FirebirdSQL/firebird/issues/7921): FB5 uses PK for ordered plan even if less count of fields matching index exists
Contributor(s): Dmitry Yemanov
* [#7899](https://github.com/FirebirdSQL/firebird/issues/7899): Inconsistent state of master-detail occurs after RE-connect + 'SET AUTODDL OFF' + 'drop <FK>' which is ROLLED BACK
Contributor(s): Vlad Khorsun
* [#7896](https://github.com/FirebirdSQL/firebird/issues/7896): replication.log remains empty (and without any error in firebird.log) until concurrent FB instance is running under different account and generates segments on its master. Significant delay required after stop concurrent FB it in order allow first one to write in its replication log.
Contributor(s): Vlad Khorsun
* [#7873](https://github.com/FirebirdSQL/firebird/issues/7873): Wrong memory buffer alignment and I/O buffer size when working in direct I/O mode
Contributor(s): Vlad Khorsun
* [#7869](https://github.com/FirebirdSQL/firebird/issues/7869): _GBAK_ can write uninitialized data into `RDB$RETURN_ARGUMENT` and `RDB$ARGUMENT_POSITION` fields
Contributor(s): Dmitry Kovalenko
* [#7863](https://github.com/FirebirdSQL/firebird/issues/7863): Non-correlated sub-query is evaluated multiple times if it is based on a VIEW rather than on appropriate derived table
Contributor(s): Dmitry Yemanov
* [#7394](https://github.com/FirebirdSQL/firebird/issues/7394): autoconf 2.72
Contributor(s): Alexander Peshkov
# v5.0 Final Release
(no changes)
# v5.0 Release Candidate 2
## Improvements
* [#7918](https://github.com/FirebirdSQL/firebird/issues/7918): Allow to configure Firebird in posix using relative directories with options --with-fb*
Contributor(s): Adriano dos Santos Fernandes
* [#7910](https://github.com/FirebirdSQL/firebird/issues/7910): Add backward compatibility option that disables joins transformation
Contributor(s): Dmitry Yemanov
* [#7854](https://github.com/FirebirdSQL/firebird/issues/7854): Performance issue with time zones
Contributor(s): Adriano dos Santos Fernandes, Vlad Khorsun
* [#7819](https://github.com/FirebirdSQL/firebird/issues/7819): Difficulty returning the product version with the legacy connection
Contributor(s): Vlad Khorsun
* [#7818](https://github.com/FirebirdSQL/firebird/issues/7818): Extend rdb$get_context('SYSTEM', '***') with other info from MON$ATTACHMENT
Contributor(s): Vlad Khorsun
* [#7814](https://github.com/FirebirdSQL/firebird/issues/7814): Don't update database-level statistics on every page cache operation
Contributor(s): Vlad Khorsun
* [#7810](https://github.com/FirebirdSQL/firebird/issues/7810): Improve SKIP LOCKED implementation
Contributor(s): Vlad Khorsun
* [#7755](https://github.com/FirebirdSQL/firebird/issues/7755): Update Windows distribution with new zlib version 1.3 (released 2023-08-18)
Contributor(s): Vlad Khorsun
## Bugfixes
* [#7917](https://github.com/FirebirdSQL/firebird/issues/7917): Hang in a case of error when the sweep thread is attaching the database
Contributor(s): Alexander Peshkov
* [#7905](https://github.com/FirebirdSQL/firebird/issues/7905): Segfault during TIP cache initialization
Contributor(s): Alexander Peshkov
* [#7904](https://github.com/FirebirdSQL/firebird/issues/7904): FB5 bad plan for query
Contributor(s): Dmitry Yemanov
* [#7903](https://github.com/FirebirdSQL/firebird/issues/7903): Unexpected Results when Using CASE-WHEN with LEFT JOIN
Contributor(s): Dmitry Yemanov
* [#7885](https://github.com/FirebirdSQL/firebird/issues/7885): Unstable error messages in services due to races related with service status vector
Contributor(s): Alexander Peshkov
* [#7879](https://github.com/FirebirdSQL/firebird/issues/7879): Unexpected Results when Using Natural Right Join
Contributor(s): Dmitry Yemanov
* [#7867](https://github.com/FirebirdSQL/firebird/issues/7867): Error "wrong page type" during garbage collection on v4.0.4
Contributor(s): Ilya Eremin
* [#7860](https://github.com/FirebirdSQL/firebird/issues/7860): Crash potentially caused by BETWEEN Operator
Contributor(s): Vlad Khorsun
* [#7853](https://github.com/FirebirdSQL/firebird/issues/7853): Do not consider non-deterministic expressions as invariants in pre-filters
Contributor(s): Dmitry Yemanov
* [#7851](https://github.com/FirebirdSQL/firebird/issues/7851): [FB1+, GBAK, Restore] The skip of att_functionarg_field_precision does not check RESTORE_format
Contributor(s): Dmitry Kovalenko
* [#7846](https://github.com/FirebirdSQL/firebird/issues/7846): FB4 can't backup/restore int128-array
Contributor(s): Dmitry Kovalenko
* [#7844](https://github.com/FirebirdSQL/firebird/issues/7844): Removing first column with SET WIDTH crashes ISQL
Contributor(s): Adriano dos Santos Fernandes
* [#7839](https://github.com/FirebirdSQL/firebird/issues/7839): Potential bug in BETWEEN Operator
Contributor(s): Vlad Khorsun
* [#7832](https://github.com/FirebirdSQL/firebird/issues/7832): Firebird 5 and 6 crash on "... RETURNING * " without INTO in PSQL
Contributor(s): Adriano dos Santos Fernandes
* [#7831](https://github.com/FirebirdSQL/firebird/issues/7831): Incorrect type of UDF-argument with array
Contributor(s): Dmitry Kovalenko
* [#7827](https://github.com/FirebirdSQL/firebird/issues/7827): Problem using python firebird-driver with either intel or m1 Mac buiilds with version 4.0.3 or 5.0+
Contributor(s): Adriano dos Santos Fernandes
* [#7817](https://github.com/FirebirdSQL/firebird/issues/7817): Memory leak is possible for UDF array arguments
Contributor(s): Dmitry Yemanov
* [#7812](https://github.com/FirebirdSQL/firebird/issues/7812): Service backup does not work in multiple engines configuration
Contributor(s): Alexander Peshkov
* [#7800](https://github.com/FirebirdSQL/firebird/issues/7800): Default publication status is not preserved after backup/restore
Contributor(s): Dmitry Yemanov
* [#7795](https://github.com/FirebirdSQL/firebird/issues/7795): NOT IN <list> returns incorrect result if NULLs are present inside the value list
Contributor(s): Dmitry Yemanov
* [#7779](https://github.com/FirebirdSQL/firebird/issues/7779): Firebird 4.0.3 is constantly crashing with the same symptoms (fbclient.dll) (incl. DMP File Analysis)
Contributor(s): Vlad Khorsun
* [#7772](https://github.com/FirebirdSQL/firebird/issues/7772): Blob corruption in FB 4.0.3 (embedded)
Contributor(s): Vlad Khorsun
* [#7770](https://github.com/FirebirdSQL/firebird/issues/7770): restore takes 25% more time vs 4.0.0
Contributor(s): Vlad Khorsun
* [#7767](https://github.com/FirebirdSQL/firebird/issues/7767): Slow drop trigger command execution under FB5.0
Contributor(s): Dmitry Yemanov
* [#7762](https://github.com/FirebirdSQL/firebird/issues/7762): Crash on "Operating system call pthread_mutex_destroy failed. Error code 16" in log
Contributor(s): Alexander Peshkov
* [#7761](https://github.com/FirebirdSQL/firebird/issues/7761): Regression when displaying line number of errors in ISQL scripts
Contributor(s): Adriano dos Santos Fernandes
* [#7760](https://github.com/FirebirdSQL/firebird/issues/7760): Parameters inside the IN list may cause a string truncation error
Contributor(s): Dmitry Yemanov
* [#7759](https://github.com/FirebirdSQL/firebird/issues/7759): Routine calling overhead increased by factor 6 vs Firebird 4.0.0
Contributor(s): Adriano dos Santos Fernandes
* [#7461](https://github.com/FirebirdSQL/firebird/issues/7461): Differencies in field metadata descriptions between Firebird 2.5 and Firebird 4
Contributor(s): Dmitry Yemanov
# v5.0 Release Candidate 1
## New features
* [#7682](https://github.com/FirebirdSQL/firebird/issues/7682): Use _ParallelWorkers_ setting from firebird.conf as default for all parallelised operations
Contributor(s): Vlad Khorsun
* [#7469](https://github.com/FirebirdSQL/firebird/pull/7469): Make Android port (client / embedded) work inside apps
Contributor(s): Adriano dos Santos Fernandes
* [#5959](https://github.com/FirebirdSQL/firebird/issues/5959): Add support for `QUARTER` to `EXTRACT`, `FIRST_DAY` and `LAST_DAY`
Contributor(s): Adriano dos Santos Fernandes
## Improvements
* [#7752](https://github.com/FirebirdSQL/firebird/issues/7752): Avoid the access path information inside the `PLG$PROF_RECORD_SOURCES` table from being truncated to 255 characters
Contributor(s): Adriano dos Santos Fernandes
* [#7720](https://github.com/FirebirdSQL/firebird/pull/7720): MacOS: build _libicu_ and static _libc++_ using _vcpkg_
Contributor(s): Adriano dos Santos Fernandes
* [#7707](https://github.com/FirebirdSQL/firebird/pull/7707): Better processing and optimization if `IN <list>` predicates
Contributor(s): Dmitry Yemanov
* [#7692](https://github.com/FirebirdSQL/firebird/issues/7692): Make trace config parser resolve symlinks in database file path in trace configuration
Contributor(s): Vlad Khorsun
* [#7688](https://github.com/FirebirdSQL/firebird/issues/7688): Profiler should not miss query's top-level access paths nodes
Contributor(s): Adriano dos Santos Fernandes
* [#7687](https://github.com/FirebirdSQL/firebird/issues/7687): Add `LEVEL` column to `PLG$PROF_RECORD_SOURCES` and `PLG$PROF_RECORD_SOURCE_STATS_VIEW`
Contributor(s): Adriano dos Santos Fernandes
* [#7685](https://github.com/FirebirdSQL/firebird/issues/7685): Add overload `FbVarChar::set` function for non null-terminated string
Contributor(s): Adriano dos Santos Fernandes
* [#7680](https://github.com/FirebirdSQL/firebird/pull/7680): Make boot build on Windows a bit more user-friendly
Contributor(s): Vlad Khorsun
* [#7652](https://github.com/FirebirdSQL/firebird/issues/7652): Make the profiler store aggregated requests by default, with option for detailed store
Contributor(s): Adriano dos Santos Fernandes
* [#7642](https://github.com/FirebirdSQL/firebird/issues/7642): Getting the current `DECFLOAT ROUND/TRAPS` settings
Contributor(s): Alexander Peshkov
* [#7637](https://github.com/FirebirdSQL/firebird/issues/7637): Run as application not specifying switch -a
Contributor(s): Vlad Khorsun
* [#7634](https://github.com/FirebirdSQL/firebird/issues/7634): Include Performance Cores only in default affinity mask
Contributor(s): Vlad Khorsun
* [#7576](https://github.com/FirebirdSQL/firebird/issues/7576): Allow nested parenthesized joined table
Contributor(s): Mark Rotteveel
* [#7559](https://github.com/FirebirdSQL/firebird/pull/7559): Optimize creation of expression and partial indices
Contributor(s): Dmitry Yemanov
* [#7550](https://github.com/FirebirdSQL/firebird/issues/7550): Add support for _-parallel_ in combination with _gfix -icu_
Contributor(s): Vlad Khorsun
* [#7542](https://github.com/FirebirdSQL/firebird/issues/7542): Compiler warnings raise when build cloop generated Firebird.pas in RAD Studio 11.3
Contributor(s): Vlad Khorsun
* [#7539](https://github.com/FirebirdSQL/firebird/issues/7539): `RDB$GET/SET_CONTEXT()`: enclosing in apostrophes or double quotes of a missed namespace/variable will make output more readable
Contributor(s): Vlad Khorsun
* [#7536](https://github.com/FirebirdSQL/firebird/issues/7536): Add ability to query current value of parallel workers for an attachment
Contributor(s): Vlad Khorsun
* [#7506](https://github.com/FirebirdSQL/firebird/pull/7506): Reduce output of the `SHOW GRANTS` command
Contributor(s): Artyom Ivanov
* [#7494](https://github.com/FirebirdSQL/firebird/issues/7494): Firebird performance issue - unnecessary index reads
Contributor(s): Vlad Khorsun
* [#7475](https://github.com/FirebirdSQL/firebird/issues/7475): `SHOW SYSTEM` command: provide list of functions belonging to system packages
Contributor(s): Alexander Peshkov
* [#7466](https://github.com/FirebirdSQL/firebird/pull/7466): Add _COMPILE_ trace events for procedures/functions/triggers
Contributor(s): Dmitry Yemanov
* [#7425](https://github.com/FirebirdSQL/firebird/issues/7425): Add _REPLICA MODE_ to the output of the _isql_ `SHOW DATABASE` command
Contributor(s): Dmitry Yemanov
* [#7405](https://github.com/FirebirdSQL/firebird/pull/7405): Surface internal optimization modes (all rows vs first rows) at the SQL and configuration levels
Contributor(s): Dmitry Yemanov
* [#7213](https://github.com/FirebirdSQL/firebird/pull/7213): Use Windows private namespace for kernel objects used in server-to-server IPC
Contributor(s): Vlad Khorsun
* [#7046](https://github.com/FirebirdSQL/firebird/issues/7046): Make ability to add comment to mapping (`COMMENT ON MAPPING ... IS ...`)
Contributor(s): Alexander Peshkov
* [#7001](https://github.com/FirebirdSQL/firebird/issues/7001): _ISQL_ showing publication status
Contributor(s): Dmitry Yemanov
## Bugfixes
* [#7747](https://github.com/FirebirdSQL/firebird/pull/7747): Fix an issue where the garbage collection in indexes and blobs is not performed in _VIO_backout_
Contributor(s): Ilya Eremin
* [#7738](https://github.com/FirebirdSQL/firebird/issues/7738): Crash on multiple connections/disconnections
Contributor(s): Alexander Peshkov
* [#7737](https://github.com/FirebirdSQL/firebird/pull/7737): Fix cases where the precedence relationship between a record page and a blob page is not set
Contributor(s): Ilya Eremin
* [#7731](https://github.com/FirebirdSQL/firebird/issues/7731): Display length of timestamp with timezone is wrong in dialect 1
Contributor(s): Alexander Peshkov
* [#7730](https://github.com/FirebirdSQL/firebird/issues/7730): Server ignores the size of VARCHAR when performing `SET BIND ... TO VARCHAR(N)`
Contributor(s): Alexander Peshkov
* [#7729](https://github.com/FirebirdSQL/firebird/issues/7729): `SET BIND OF TS WITH TZ TO VARCHAR(128)` uses the date format of dialect 1
Contributor(s): Alexander Peshkov
* [#7727](https://github.com/FirebirdSQL/firebird/issues/7727): Index for integer column cannot be used when `INT128/DECFLOAT` value is being searched
Contributor(s): Dmitry Yemanov
* [#7723](https://github.com/FirebirdSQL/firebird/issues/7723): Wrong error message on login if the user doesn't exists and WireCrypt is disabled
Contributor(s): Alexander Peshkov
* [#7713](https://github.com/FirebirdSQL/firebird/issues/7713): `FOR SELECT` statement can not see any changes made in `DO` block
Contributor(s): Vlad Khorsun
* [#7710](https://github.com/FirebirdSQL/firebird/issues/7710): Expression index - more than one null value cause attempt to store duplicate value error - FB5.0 beta 2
Contributor(s): Vlad Khorsun
* [#7703](https://github.com/FirebirdSQL/firebird/issues/7703): Requests leak in _AutoCacheRequest_
Contributor(s): Alexander Peshkov
* [#7696](https://github.com/FirebirdSQL/firebird/issues/7696): `select from external procedure` validates output parameters even when fetch method returns false
Contributor(s): Adriano dos Santos Fernandes
* [#7694](https://github.com/FirebirdSQL/firebird/pull/7694): Fix false positives of "missing entries for record X" error during index validation when a deleted record version is committed and has a backversion
Contributor(s): Ilya Eremin
* [#7691](https://github.com/FirebirdSQL/firebird/issues/7691): `with caller privileges` has no effect in triggers
Contributor(s): Alexander Peshkov
* [#7683](https://github.com/FirebirdSQL/firebird/issues/7683): `rdb$time_zone_util.transitions` returns an infinite resultset
Contributor(s): Adriano dos Santos Fernandes
* [#7676](https://github.com/FirebirdSQL/firebird/issues/7676): "Attempt to evaluate index expression recursively"
Contributor(s): Dmitry Yemanov
* [#7670](https://github.com/FirebirdSQL/firebird/issues/7670): Cursor name can duplicate parameter and variable names in procedures and functions
Contributor(s): Adriano dos Santos Fernandes
* [#7665](https://github.com/FirebirdSQL/firebird/issues/7665): Wrong result ordering in `LEFT JOIN` query
Contributor(s): Dmitry Yemanov
* [#7664](https://github.com/FirebirdSQL/firebird/issues/7664): `DROP TABLE` executed for a table with big records may lead to "wrong page type" or "end of file" error
Contributor(s): Vlad Khorsun, Ilya Eremin
* [#7662](https://github.com/FirebirdSQL/firebird/pull/7662): Fix performance issues in _prepare_update()_
Contributor(s): Ilya Eremin
* [#7661](https://github.com/FirebirdSQL/firebird/issues/7661): Classic Server rejects new connections
Contributor(s): Vlad Khorsun
* [#7658](https://github.com/FirebirdSQL/firebird/issues/7658): Segfault when closing database in valgrind-enabled build
Contributor(s): Alexander Peshkov
* [#7649](https://github.com/FirebirdSQL/firebird/issues/7649): Switch Linux performance counter timer to CLOCK_MONOTONIC_RAW
Contributor(s): Adriano dos Santos Fernandes
* [#7641](https://github.com/FirebirdSQL/firebird/pull/7641): Fix wrong profiler measurements due to overflow.
Contributor(s): Adriano dos Santos Fernandes
* [#7638](https://github.com/FirebirdSQL/firebird/issues/7638): `OVERRIDING USER VALUE` should be allowed for `GENERATED ALWAYS AS IDENTITY`
Contributor(s): Adriano dos Santos Fernandes
* [#7627](https://github.com/FirebirdSQL/firebird/issues/7627): The size of the database with big records becomes bigger after backup/restore
Contributor(s): Ilya Eremin
* [#7626](https://github.com/FirebirdSQL/firebird/issues/7626): Segfault when new attachment is done to shutting down database
Contributor(s): Alexander Peshkov
* [#7611](https://github.com/FirebirdSQL/firebird/issues/7611): Can't backup/restore database from v3 to v4 with `SEC$USER_NAME` field longer than 10 characters
Contributor(s): Adriano dos Santos Fernandes
* [#7610](https://github.com/FirebirdSQL/firebird/issues/7610): Uninitialized/random value assigned to `RDB$ROLES` -> `RDB$SYSTEM PRIVILEGES` when restoring from FB3 backup
Contributor(s): Adriano dos Santos Fernandes
* [#7604](https://github.com/FirebirdSQL/firebird/issues/7604): PSQL functions do not convert the output BLOB to the connection character set.
Contributor(s): Adriano dos Santos Fernandes
* [#7603](https://github.com/FirebirdSQL/firebird/issues/7603): `BIN_SHR` on `INT128` does not apply sign extension
Contributor(s): Alexander Peshkov
* [#7599](https://github.com/FirebirdSQL/firebird/issues/7599): Conversion of text with '\0' to `DECFLOAT` without errors
Contributor(s): Alexander Peshkov
* [#7598](https://github.com/FirebirdSQL/firebird/issues/7598): DDL statements hang when the compiled statements cache is enabled
Contributor(s): Vlad Khorsun
* [#7582](https://github.com/FirebirdSQL/firebird/issues/7582): Missing _isc_info_end_ in _Firebird.pas_
Contributor(s): Alexander Peshkov
* [#7579](https://github.com/FirebirdSQL/firebird/issues/7579): Cannot _nbackup_ a firebird 3.0 database in firebird 4.0 service with _engine12_ setup in _Providers_
Contributor(s): Alexander Peshkov
* [#7574](https://github.com/FirebirdSQL/firebird/issues/7574): Derived table syntax allows dangling `AS`
Contributor(s): Adriano dos Santos Fernandes
* [#7569](https://github.com/FirebirdSQL/firebird/issues/7569): Multi-level order by and offset/fetch ignored on parenthesized query expressions
Contributor(s): Adriano dos Santos Fernandes
* [#7562](https://github.com/FirebirdSQL/firebird/issues/7562): Profiler elapsed times are incorrect in Windows
Contributor(s): Adriano dos Santos Fernandes
* [#7556](https://github.com/FirebirdSQL/firebird/issues/7556): FB Classic can hang when attempts to attach DB while it is starting to encrypt/decrypt
Contributor(s): Alexander Peshkov
* [#7555](https://github.com/FirebirdSQL/firebird/issues/7555): Invalid configuration for random fresh created database may be used after drop of another one with alias in databases.conf
Contributor(s): Alexander Peshkov
* [#7554](https://github.com/FirebirdSQL/firebird/issues/7554): Firebird 5 partial index creation causes server hang up
Contributor(s): Vlad Khorsun
* [#7553](https://github.com/FirebirdSQL/firebird/issues/7553): Firebird 5 profiler error with subselects
Contributor(s): Adriano dos Santos Fernandes
* [#7548](https://github.com/FirebirdSQL/firebird/issues/7548): `SET BIND OF TIMESTAMP WITH TIME ZONE TO CHAR` is not working with UTF8 connection charset
Contributor(s): Adriano dos Santos Fernandes
* [#7537](https://github.com/FirebirdSQL/firebird/issues/7537): Wrong name in error message when unknown namespace is passed into RDB$SET_CONTEXT()
Contributor(s): Vlad Khorsun
* [#7535](https://github.com/FirebirdSQL/firebird/issues/7535): High CPU usage connect to Firebird 3 database using Firebird 4 Classic and SuperClassic service
Contributor(s): Vlad Khorsun
* [#7514](https://github.com/FirebirdSQL/firebird/issues/7514): Segfault when detaching after deleting shadow on Classic
Contributor(s): Alexander Peshkov
* [#7504](https://github.com/FirebirdSQL/firebird/issues/7504): Segfault when closing SQL statement in remote provider during shutdown
Contributor(s): Alexander Peshkov
* [#7499](https://github.com/FirebirdSQL/firebird/issues/7499): Problem with restore
Contributor(s): Vlad Khorsun
* [#7488](https://github.com/FirebirdSQL/firebird/issues/7488): Invalid real to string cast
Contributor(s): Alexander Peshkov, Artyom Abakumov
* [#7486](https://github.com/FirebirdSQL/firebird/issues/7486): No initialization of rpb's runtime flags causes problems with `SKIP LOCKED` when config _ReadConsistency = 0_ and SuperServer
Contributor(s): Adriano dos Santos Fernandes
* [#7484](https://github.com/FirebirdSQL/firebird/issues/7484): External engine `SYSTEM` not found
Contributor(s): Adriano dos Santos Fernandes
* [#7480](https://github.com/FirebirdSQL/firebird/issues/7480): Firebird server stops accepting new connections after some time
Contributor(s): Alexander Peshkov
* [#7472](https://github.com/FirebirdSQL/firebird/issues/7472): Window functions may lead to crash interacting with others exceptions
Contributor(s): Adriano dos Santos Fernandes
* [#7464](https://github.com/FirebirdSQL/firebird/issues/7464): Crash on repeating update in 5.0
Contributor(s): Adriano dos Santos Fernandes
* [#7456](https://github.com/FirebirdSQL/firebird/issues/7456): Impossible drop function in package with name of PSQL-function
Contributor(s): Adriano dos Santos Fernandes
* [#7445](https://github.com/FirebirdSQL/firebird/pull/7445): Fix problem with client-only build requiring _btyacc's_ generated files present
Contributor(s): Adriano dos Santos Fernandes
* [#7387](https://github.com/FirebirdSQL/firebird/issues/7387): Unreliable replication behaviour in Linux Classic
Contributor(s): Dmitry Yemanov
* [#7233](https://github.com/FirebirdSQL/firebird/pull/7233): Postfix for #5385 (CORE-5101): Fix slow database restore when Classic server mode is used
Contributor(s): Ilya Eremin
# v5.0 Beta 1 (27-Mar-2023)
## New features
* [#7447](https://github.com/FirebirdSQL/firebird/pull/7447): Parallel sweeping and index creation inside the engine
Reference(s): [/doc/README.parallel_features](https://github.com/FirebirdSQL/firebird/raw/master/doc/README.parallel_features)
Contributor(s): Vlad Khorsun
* [#7397](https://github.com/FirebirdSQL/firebird/pull/7397): Inline minor ODS upgrade
Contributor(s): Dmitry Yemanov
* [#7350](https://github.com/FirebirdSQL/firebird/pull/7350): SKIP LOCKED clause for SELECT WITH LOCK, UPDATE and DELETE
Reference(s): [/doc/sql.extensions/README.skip_locked.md](https://github.com/FirebirdSQL/firebird/raw/master/doc/sql.extensions/README.skip_locked.md)
Contributor(s): Adriano dos Santos Fernandes
* [#7216](https://github.com/FirebirdSQL/firebird/pull/7216): New built-in function `BLOB_APPEND`
Reference(s): [/doc/sql.extensions/README.blob_append.md](https://github.com/FirebirdSQL/firebird/raw/master/doc/sql.extensions/README.blob_append.md)
Contributor(s): Vlad Khorsun
* [#7144](https://github.com/FirebirdSQL/firebird/pull/7144): Compiled statement cache
Contributor(s): Adriano dos Santos Fernandes
* [#7086](https://github.com/FirebirdSQL/firebird/pull/7086): PSQL and SQL profiler
Reference(s): [/doc/sql.extensions/README.profiler.md](https://github.com/FirebirdSQL/firebird/raw/master/doc/sql.extensions/README.profiler.md)
Contributor(s): Adriano dos Santos Fernandes
* [#7050](https://github.com/FirebirdSQL/firebird/pull/7050): Add table `MON$COMPILED_STATEMENTS` and column `MON$COMPILED_STATEMENT_ID` to both `MON$STATEMENTS` and `MON$CALL_STACK` tables
Reference(s): [/doc/README.monitoring_tables](https://github.com/FirebirdSQL/firebird/raw/master/doc/README.monitoring_tables)
Contributor(s): Adriano dos Santos Fernandes
* [#6910](https://github.com/FirebirdSQL/firebird/issues/6910): Add way to retrieve statement BLR with `Statement::getInfo` and _ISQL's_ `SET EXEC_PATH_DISPLAY` BLR
Contributor(s): Adriano dos Santos Fernandes
* [#6798](https://github.com/FirebirdSQL/firebird/issues/6798): Add built-in functions `UNICODE_CHAR` and `UNICODE_VAL` to convert between Unicode code point and character
Reference(s): [/doc/sql.extensions/README.builtin_functions.txt](https://github.com/FirebirdSQL/firebird/raw/master/doc/sql.extensions/README.builtin_functions.txt)
Contributor(s): Adriano dos Santos Fernandes
* [#6713](https://github.com/FirebirdSQL/firebird/issues/6713): System table `RDB$KEYWORDS` with keywords [CORE6482]
Contributor(s): Adriano dos Santos Fernandes
* [#6681](https://github.com/FirebirdSQL/firebird/issues/6681): Support for `WHEN NOT MATCHED BY SOURCE` for `MERGE` statement [CORE6448]
Reference(s): [/doc/sql.extensions/README.merge.txt](https://github.com/FirebirdSQL/firebird/raw/master/doc/sql.extensions/README.merge.txt)
Contributor(s): Adriano dos Santos Fernandes
* [#3750](https://github.com/FirebirdSQL/firebird/issues/3750): Partial indices [CORE3384]
Reference(s): [/doc/sql.extensions/README.partial_indices](https://github.com/FirebirdSQL/firebird/raw/master/doc/sql.extensions/README.partial_indices)
Contributor(s): Dmitry Yemanov, Vlad Khorsun
* [#1783](https://github.com/FirebirdSQL/firebird/issues/1783): New GBAK switch to backup / restore tables/indexes in parallel
Reference(s): [/doc/README.gbak](https://github.com/FirebirdSQL/firebird/raw/master/doc/README.gbak)
Contributor(s): Vlad Khorsun
## Improvements
* [#7441](https://github.com/FirebirdSQL/firebird/pull/7441): More cursor-related details in the plan output
Contributor(s): Dmitry Yemanov
* [#7437](https://github.com/FirebirdSQL/firebird/issues/7437): Update _zlib_ to 1.2.13
Contributor(s): Vlad Khorsun
* [#7411](https://github.com/FirebirdSQL/firebird/issues/7411): Unify display of system procedures & packages with other system objects
Contributor(s): Alexander Peshkov
* [#7399](https://github.com/FirebirdSQL/firebird/pull/7399): Simplify client library build
Contributor(s): Adriano dos Santos Fernandes
* [#7382](https://github.com/FirebirdSQL/firebird/issues/7382): Performance improvement for BLOB copying
Contributor(s): Adriano dos Santos Fernandes
* [#7331](https://github.com/FirebirdSQL/firebird/issues/7331): Cost-based choice between nested loop join and hash join
Contributor(s): Dmitry Yemanov
* [#7294](https://github.com/FirebirdSQL/firebird/issues/7294): Allow FB-known macros in replication.conf
Contributor(s): Dmitry Yemanov
* [#7293](https://github.com/FirebirdSQL/firebird/pull/7293): Create Android packages with all necessary files in all architectures (x86, x64, arm32, arm64)
Contributor(s): Adriano dos Santos Fernandes
* [#7284](https://github.com/FirebirdSQL/firebird/pull/7284): Change release filenames as the following examples
Contributor(s): Adriano dos Santos Fernandes
* [#7259](https://github.com/FirebirdSQL/firebird/issues/7259): Remove _TcpLoopbackFastPath_ and use of _SIO_LOOPBACK_FAST_PATH_
Contributor(s): Vlad Khorsun
* [#7208](https://github.com/FirebirdSQL/firebird/issues/7208): Trace: provide performance statistics for DDL statements
Contributor(s): Vlad Khorsun
* [#7194](https://github.com/FirebirdSQL/firebird/issues/7194): Make it possible to avoid fbclient dependency in pascal programs using firebird.pas
Contributor(s): Alexander Peshkov
* [#7186](https://github.com/FirebirdSQL/firebird/issues/7186): _Nbackup_ `RDB$BACKUP_HISTORY` cleanup
Contributor(s): Vlad Khorsun
* [#7169](https://github.com/FirebirdSQL/firebird/issues/7169): Improve _ICU_ version mismatch diagnostics
Contributor(s): Adriano dos Santos Fernandes
* [#7168](https://github.com/FirebirdSQL/firebird/issues/7168): Ignore missing UDR libraries during restore
Contributor(s): Adriano dos Santos Fernandes
* [#7165](https://github.com/FirebirdSQL/firebird/issues/7165): Provide ability to see in the trace log events related to missing security context
Contributor(s): Vlad Khorsun
* [#7093](https://github.com/FirebirdSQL/firebird/issues/7093): Improve indexed lookup speed of strings when the last keys characters are part of collated contractions
Contributor(s): Adriano dos Santos Fernandes
* [#7092](https://github.com/FirebirdSQL/firebird/issues/7092): Improve performance of `CURRENT_TIME`
Contributor(s): Adriano dos Santos Fernandes
* [#7083](https://github.com/FirebirdSQL/firebird/issues/7083): `ResultSet::getInfo()` implementation
Contributor(s): Dmitry Yemanov
* [#7065](https://github.com/FirebirdSQL/firebird/issues/7065): Connection hangs after delivery of 256GB of data
Contributor(s): Alexander Peshkov
* [#7051](https://github.com/FirebirdSQL/firebird/issues/7051): Network support for bi-directional cursors
Contributor(s): Dmitry Yemanov
* [#7046](https://github.com/FirebirdSQL/firebird/issues/7046): Make ability to add comment to mapping `('COMMENT ON MAPPING ... IS ...')`
Contributor(s): Alexander Peshkov
* [#7042](https://github.com/FirebirdSQL/firebird/issues/7042): `ON DISCONNECT` triggers are not executed during forced attachment shutdown
Contributor(s): Ilya Eremin
* [#7041](https://github.com/FirebirdSQL/firebird/issues/7041): Firebird port for _Apple M1_
Contributor(s): Adriano dos Santos Fernandes
* [#7038](https://github.com/FirebirdSQL/firebird/issues/7038): Improve performance of `STARTING WITH` with insensitive collations
Contributor(s): Adriano dos Santos Fernandes
* [#7025](https://github.com/FirebirdSQL/firebird/issues/7025): Results of negation must be the same for each datatype (smallint / int / bigint / int128) when argument is least possible value for this type
Contributor(s): Alexander Peshkov
* [#6992](https://github.com/FirebirdSQL/firebird/issues/6992): Transform `OUTER` joins into `INNER` ones if the `WHERE` condition violates the outer join rules
Contributor(s): Dmitry Yemanov
* [#6959](https://github.com/FirebirdSQL/firebird/issues/6959): `IBatch::getInfo()` implementation
Contributor(s): Alexander Peshkov
* [#6957](https://github.com/FirebirdSQL/firebird/issues/6957): Add database creation time to the output of _ISQL's_ command `SHOW DATABASE`
Contributor(s): Vlad Khorsun
* [#6954](https://github.com/FirebirdSQL/firebird/issues/6954): _fb_info_protocol_version_ support
Contributor(s): Alexander Peshkov
* [#6929](https://github.com/FirebirdSQL/firebird/issues/6929): Add support of _PKCS v.1.5_ padding to RSA functions, needed for backward compatibility with old systems.
Contributor(s): Alexander Peshkov
* [#6915](https://github.com/FirebirdSQL/firebird/issues/6915): Allow attribute DISABLE-COMPRESSIONS in UNICODE collations
Contributor(s): Adriano dos Santos Fernandes
* [#6903](https://github.com/FirebirdSQL/firebird/issues/6903): Unable to create ICU-based collation with locale keywords
Contributor(s): tkeinz, Adriano dos Santos Fernandes
* [#6874](https://github.com/FirebirdSQL/firebird/issues/6874): Literal 65536 (interpreted as int) can not be multiplied by itself w/o cast if result more than 2^63-1
Contributor(s): Alexander Peshkov
* [#6873](https://github.com/FirebirdSQL/firebird/issues/6873): `SIMILAR TO` should use index when pattern starts with non-wildcard character (as `LIKE` does)
Contributor(s): Adriano dos Santos Fernandes
* [#6872](https://github.com/FirebirdSQL/firebird/issues/6872): Faster execution of indexed `STARTING WITH` with _UNICODE_ collation
Contributor(s): Adriano dos Santos Fernandes
* [#6815](https://github.com/FirebirdSQL/firebird/issues/6815): Support multiple rows for DML `RETURNING`
Contributor(s): Adriano dos Santos Fernandes
* [#6810](https://github.com/FirebirdSQL/firebird/issues/6810): Use precise limit of salt length when signing messages and verifying the sign
Contributor(s): Alexander Peshkov
* [#6809](https://github.com/FirebirdSQL/firebird/issues/6809): Integer hex-literal support for INT128
Contributor(s): Alexander Peshkov
* [#6794](https://github.com/FirebirdSQL/firebird/pull/6794): Improvement: add `MON$SESSION_TIMEZONE` to `MON$ATTACHMENTS`
Contributor(s): Adriano dos Santos Fernandes
* [#6740](https://github.com/FirebirdSQL/firebird/issues/6740): Allow parenthesized query expression for standard-compliance [CORE6511]
Contributor(s): Adriano dos Santos Fernandes
* [#6730](https://github.com/FirebirdSQL/firebird/issues/6730): Trace: provide ability to see _STATEMENT RESTART_ events (or their count) [CORE6500]
Contributor(s): Vlad Khorsun
* [#6571](https://github.com/FirebirdSQL/firebird/issues/6571): Improve memory consumption of statements and requests [CORE6330]
Contributor(s): Adriano dos Santos Fernandes
* [#5589](https://github.com/FirebirdSQL/firebird/issues/5589): Support full SQL standard character string literal syntax [CORE5312]
Contributor(s): Adriano dos Santos Fernandes
* [#5588](https://github.com/FirebirdSQL/firebird/issues/5588): Support full SQL standard binary string literal syntax [CORE5311]
Contributor(s): Adriano dos Santos Fernandes
* [#4769](https://github.com/FirebirdSQL/firebird/issues/4769): Allow sub-routines to access variables/parameters defined at the outer/parent level [CORE4449]
Contributor(s): Adriano dos Santos Fernandes
* [#4723](https://github.com/FirebirdSQL/firebird/issues/4723): Optimize the record-level _RLE_ algorithm for a denser compression of shorter-than-declared strings and sets of subsequent _NULLs_ [CORE4401]
Contributor(s): Dmitry Yemanov
* [#1708](https://github.com/FirebirdSQL/firebird/issues/1708): Avoid data retrieval if the `WHERE` clause always evaluates to `FALSE` [CORE1287]
Contributor(s): Dmitry Yemanov
* [#281](https://github.com/FirebirdSQL/firebird/pull/281): `RDB$BLOB_UTIL` system package
Contributor(s): Adriano dos Santos Fernandes
## Bugfixes
* [#7388](https://github.com/FirebirdSQL/firebird/issues/7388): Different invariants optimization between views and CTEs
Contributor(s): Dmitry Yemanov
* [#7314](https://github.com/FirebirdSQL/firebird/issues/7314): Multitreaded activating indices restarts server process
Contributor(s): Vlad Khorsun
* [#7304](https://github.com/FirebirdSQL/firebird/issues/7304): Events in system attachments (like garbage collector) are not traced
Contributor(s): Alexander Peshkov
* [#7298](https://github.com/FirebirdSQL/firebird/issues/7298): Info result parsing
Contributor(s): Alexander Peshkov
* [#7296](https://github.com/FirebirdSQL/firebird/issues/7296): During shutdown _op_disconnect_ may be sent to invalid handle
Contributor(s): Alexander Peshkov
* [#7295](https://github.com/FirebirdSQL/firebird/issues/7295): Unexpected message 'Error reading data from the connection' when fbtracemgr is closed using _Ctrl-C_
Contributor(s): Alexander Peshkov
* [#7283](https://github.com/FirebirdSQL/firebird/issues/7283): Suspicious error message during install
Contributor(s): Alexander Peshkov
* [#7262](https://github.com/FirebirdSQL/firebird/issues/7262): Repeated _op_batch_create_ leaks the batch
Contributor(s): Alexander Peshkov
* [#7045](https://github.com/FirebirdSQL/firebird/issues/7045): International characters in table or alias names causes queries of `MON$STATEMENTS` to fail
Contributor(s): Adriano dos Santos Fernandes
* [#6968](https://github.com/FirebirdSQL/firebird/issues/6968): On Windows, engine may hung when works with corrupted database and read after the end of file
Contributor(s): Vlad Khorsun
* [#6854](https://github.com/FirebirdSQL/firebird/issues/6854): Crash occurs when use `SIMILAR TO`
Contributor(s): Adriano dos Santos Fernandes
* [#6845](https://github.com/FirebirdSQL/firebird/issues/6845): Result type of `AVG` over `BIGINT` column results in type `INT128`
Contributor(s): Alexander Peshkov
* [#6838](https://github.com/FirebirdSQL/firebird/issues/6838): Deleting multiple rows from a view with triggers may cause triggers to fire just once
Contributor(s): Dmitry Yemanov
* [#6836](https://github.com/FirebirdSQL/firebird/issues/6836): `fb_shutdown()` does not wait for self completion in other thread
Contributor(s): Alexander Peshkov
* [#6832](https://github.com/FirebirdSQL/firebird/issues/6832): Segfault using "commit retaining" with GTT
Contributor(s): Alexander Peshkov
* [#6825](https://github.com/FirebirdSQL/firebird/pull/6825): Correct error message for `DROP VIEW`
Contributor(s): Ilya Eremin
* [#6817](https://github.com/FirebirdSQL/firebird/issues/6817): _-fetch_password passwordfile_ does not work with gfix
Contributor(s): Alexander Peshkov
* [#6807](https://github.com/FirebirdSQL/firebird/issues/6807): Regression in FB 4.x : "Unexpected end of command" with incorrect line/column info
Contributor(s): Adriano dos Santos Fernandes
* [#6801](https://github.com/FirebirdSQL/firebird/issues/6801): Error recompiling a package with some combination of nested functions
Contributor(s): Adriano dos Santos Fernandes
* [#5749](https://github.com/FirebirdSQL/firebird/issues/5749): Token unknown error on formfeed in query [CORE5479]
Contributor(s): Adriano dos Santos Fernandes
* [#5534](https://github.com/FirebirdSQL/firebird/issues/5534): String truncation exception on `UPPER/LOWER` functions, UTF8 database and some multibyte characters [CORE5255]
Contributor(s): Adriano dos Santos Fernandes
* [#5173](https://github.com/FirebirdSQL/firebird/issues/5173): Compound `ALTER TABLE` statement with `ADD` and `DROP` the same constraint failed if this constraint involves index creation (PK/UNQ/FK) [CORE4878]
Contributor(s): Ilya Eremin
* [#5082](https://github.com/FirebirdSQL/firebird/issues/5082): Exception "too few key columns found for index" raises when attempt to create table with PK and immediatelly drop this PK within the same transaction [CORE4783]
Contributor(s): Ilya Eremin
* [#4893](https://github.com/FirebirdSQL/firebird/issues/4893): Syntax error when `UNION` subquery ("query primary") in parentheses [CORE4577]
Contributor(s): Adriano dos Santos Fernandes
* [#4085](https://github.com/FirebirdSQL/firebird/issues/4085): `RDB$INDICES` information stored inconsistently after a `CREATE INDEX` [CORE3741]
Contributor(s): Dmitry Yemanov
* [#3886](https://github.com/FirebirdSQL/firebird/issues/3886): `RECREATE TABLE T` with PK or UK is impossible after duplicate typing w/o commit when _ISQL_ is launched in _AUTODDL=OFF_ mode [CORE3529]
Contributor(s): Ilya Eremin
* [#3812](https://github.com/FirebirdSQL/firebird/issues/3812): Query with SP doesn't accept explicit plan [CORE3451]
Contributor(s): Dmitry Yemanov
* [#3357](https://github.com/FirebirdSQL/firebird/issues/3357): Bad execution plan if some stream depends on multiple streams via a function [CORE2975]
Contributor(s): Dmitry Yemanov
* [#1210](https://github.com/FirebirdSQL/firebird/issues/1210): Server hangs on I/O error during "open" operation for file "/tmp/firebird/fb_trace_ksVDoc" [CORE2917]
Contributor(s): Alexander Peshkov
* [#3218](https://github.com/FirebirdSQL/firebird/issues/3218): Optimizer fails applying stream-local predicates before merging [CORE2832]
Contributor(s): Dmitry Yemanov
## Cleanup
* [#7082](https://github.com/FirebirdSQL/firebird/issues/7082): Remove the WNET protocol
Contributor(s): Dmitry Yemanov
* [#6840](https://github.com/FirebirdSQL/firebird/issues/6840): Remove QLI
Contributor(s): Adriano dos Santos Fernandes
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