Firebird 2.1.2

What's new in this version:

- Fixed unregistered bug: Issue with @prefix@ in aliases.conf on MacOS
- Significant performance degradation in v2.1.2 RC1
- Access violation when committing a new view while trigger on rdb$relations is in place
- GFIX reports the database ownership error way too late
- NBACKUP database locking not working correctly
- The engine incorrectly fills BPB
- Wrong number of records fetched when using index
- Sometimes terminated worker processes in Classic are still considered being alive
- Problem with column names with accents and triggers
- Multiple bugs in GBAK when working with ACLs
- AV in the engine when storing text blob with transliteration blob filter
- Attach to any DB fails after modification of access rights of security2.fdb from 0660 to 0666
- Very slow processing of the monitoring requests under high load and blocking other activity during that time
- Superserver hangs when multiple clients create tables simultaneously
- It's impossible to drop an existing UDF which name overlaps with a new built-in function name
- Server crashes after abnormal disconnect with open ExecuteStatement
- Column MON$CALLER_ID of table MON$CALL_STACK reports invalid IDs
- fbclient does not have the libpthread dependency
- Temporary directory path with spaces in the middle is wrongly truncated from the rightmost space
- Database restore may crash the server when DummyPacketInterval is set
- UPDATE OR INSERT with subquery used in the MATCHING part doesn't insert record
- Incorrect ROW_COUNT value with indexed retrieval and subquery
- Error "get_free_slot() failed" reported
- View over global temporary table
- Superserver startup fails on Solaris 64-bit
- RemoteBindAddress = hostname instead of IP address is silently ignored and server binds to all interfaces (nothing in either firebird.log or syslog)
- Services API security problem
- Suboptimal join plan if there are selective non-indexed predicates involved
- Signal TERM in Classic Server 2.1 for Linux
- Expression indices bug: incorrect result for the inverted boolean
- Client library is not in default dynamic loader search paths
- Buffer overflow in fbclient
- Computed expressions may be optimized badly if used inside the RETURNING clause of the INSERT statement
- Performance regression: too many semop() system calls
- Performance regression: too many sigprocmask() system calls
- References to non-existent system fields with blr_field are not resolved to NULL
- Domain-level CHECK constraints wrongly process NULL values
- Unresolved symbol _Unwind_GetIP in the client library
- NULL in the first record in a condition on RDB$DB_KEY
- Problem with a read-only marked database and Firebird 2.1
- I/O statistics for stored procedures is not accounted in monitoring tables
- NOT NULL procedure parameters
- Lock manager may report false deadlocks under high load
- Lock manager may report false deadlocks if one of deadlock participants waits with permitted timeout
- Out of memory condition in OS causes SEGV
- Simultaneous backups or restores could interfere each with other using the Services API
- Non-SYSDBA user can change FW mode of a database
- Lock conversion denied (215) error may occur
- Possible server crash on commit when granting/revoking privileges from multiple connections simultaneously
- Incorrect extraction of MILLISECONDs
- Bugcheck 179 (decompression overran buffer) when attempting to update the same record multiple times
- Long ACLs truncated
- Monitoring tables contain wrong data on big-endian machines
- Possible AV in engine if procedure was altered to have no outputs and dependent procedures was not recompiled
- MON$DATABASE returns outdated transaction counters
- Trusted authentication doesn't work with the Services API
- Memory corruptions in EXECUTE STATEMENT may crash the server
- Garbage in firebird.log on linux/amd64
- GBAK with service manager doesn't allow path with space
- Bug in CsConvert::convert
- Server crash with isc_dsql_execute_immediate and zero length string
- Make Firebird distribution on Windows easier
- Allow non-SYSDBA users to monitor not only their current attachment but other their attachments as well
- Extremely slow executing a cross join of 3 tables in Firebird 2.x