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 Release 7.4.4
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Release 7.4.2
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Release date: 2004-06-14
This release contains a variety of fixes from 7.4.2. For information about new features in the 7.4 major release, see Section E.253, « Release 7.4 ».
A dump/restore is not required for those running 7.4.X.
Fix temporary memory leak when using non-hashed aggregates (Tom)
ECPG fixes, including some for Informix compatibility (Michael)
Fixes for compiling with thread-safety, particularly Solaris (Bruce)
Fix error in COPY IN termination when using the old network protocol (ljb)
Several important fixes in pg_autovacuum, including fixes for large tables, unsigned oids, stability, temp tables, and debug mode (Matthew T. O'Connor)
Fix problem with reading tar-format dumps on NetBSD and BSD/OS (Bruce)
Several JDBC fixes
Fix ALTER SEQUENCE RESTART where last_value equals the restart value (Tom)
Repair failure to recalculate nested sub-selects (Tom)
Fix problems with non-constant expressions in LIMIT/OFFSET
Support FULL JOIN with no join clause, such as X FULL JOIN Y ON TRUE (Tom)
Fix another zero-column table bug (Tom)
Improve handling of non-qualified identifiers in GROUP BY clauses in sub-selects (Tom)
Select-list aliases within the sub-select will now take precedence over names from outer query levels.
Do not generate « NATURAL CROSS JOIN » when decompiling rules (Tom)
Add checks for invalid field length in binary COPY (Tom)
This fixes a difficult-to-exploit security hole.
Avoid locking conflict between ANALYZE and LISTEN/NOTIFY
Numerous translation updates (various contributors)
