E.159.1. Migration to Version 8.0.9

A dump/restore is not required for those running 8.0.X. However, if you are upgrading from a version earlier than 8.0.6, see Section E.162.

E.159.2. Changes

• Fix crash when referencing NEW row values in rule WHERE expressions (Tom)

• Fix core dump when an untyped literal is taken as ANYARRAY

• Fix mishandling of AFTER triggers when query contains a SQL function returning multiple rows (Tom)

• Fix ALTER TABLE ... TYPE to recheck NOT NULL for USING clause (Tom)

• Fix string_to_array() to handle overlapping matches for the separator string

  For example, string_to_array('123xx456xxx789', 'xx').

• Fix corner cases in pattern matching for psql's \d commands

• Fix index-corrupting bugs in /contrib/ltree (Teodor)

• Numerous robustness fixes in ecpg (Joachim Wieland)

• Fix backslash escaping in /contrib/dbmirror

• Fix instability of statistics collection on Win32 (Tom, Andrew)

• Fixes for AIX and Intel compilers (Tom)