#7738 — Crash on multiple connections/disconnections

Fixed by Alexander Peshkov

#7658 — Segfault when closing database in valgrind-enabled build

Fixed by Alexander Peshkov

#7554 — Firebird 5 partial index creation causes server hang up

Fixed by Vlad Khorsun

#7514 — Segfault when detaching after deleting shadow on Classic

Fixed by Alexander Peshkov

#7504 — Segfault when closing SQL statement in remote provider during shutdown

Fixed by Alexander Peshkov

#7472 — Window functions may lead to crash interacting with others exceptions

Fixed by Adriano dos Santos Fernandes

#7464 — Crash on repeating update in 5.0

Fixed by Adriano dos Santos Fernandes

#7579 — Cannot nbackup a Firebird 3.0 database in Firebird 4.0 service with engine12 setup in Providers

Fixed by Alexander Peshkov

#7422 — Seek in temporary blob level 0 makes read return wrong data

Fixed by Adriano dos Santos Fernandes

#7388 — Different invariants optimization between views and CTEs

Fixed by Dmitry Yemanov

#7304 — Events in system attachments (like garbage collector) are not traced

Fixed by Alex Peshkov

#7227 — Dependencies of subroutines are not preserved after backup restore

Fixed by Adriano dos Santos Fernandes

#7220 — TYPE OF COLUMN dependency not tracked in package header and external routines

Fixed by Adriano dos Santos Fernandes

#7183 — Regression when derived table has column evaluated as result of subquery with IN, ANY or ALL predicate: “invalid BLR at offset …​ / context already in use”

Fixed by Adriano dos Santos Fernandes

#7164 — Multi-way hash/merge joins are impossible for expression-based keys

Fixed by Dmitry Yemanov

#7133 — ORDER BY for big (>34 digits) int128 values is broken when index on that field is used

Fixed by Alex Peshkov

#7077 — EXECUTE BLOCK (without RETURNS) do not work with batches

Fixed by Adriano dos Santos Fernandes

#7009 — IReplicatedTransaction receives wrong savepoint event

Fixed by Dimitry Sibiryakov, Dmitry Yemanov

#6942 — Incorrect singleton error with MERGE and RETURNING

Fixed by Adriano dos Santos Fernandes

#6869 — Domain CHECK-expression can be ignored when we DROP objects that are involved in it

Fixed by Adriano dos Santos Fernandes

#6807 — Regression: error “Unexpected end of command” with incorrect line/column info

Fixed by Adriano dos Santos Fernandes

#5749 — “Token unknown” error on formfeed in query

Fixed by Adriano dos Santos Fernandes

#3812 — Query with a stored procedure doesn’t accept explicit plan

Fixed by Dmitry Yemanov

#3218 — Optimizer fails applying stream-local predicates before merging

Fixed by Dmitry Yemanov

#7195 — Crash when accessing already cleared memory in the sorting module

Fixed by Andrey Kravchenko

#7436 — Backup error for wide table

Fixed by Alex Peshkov