Log Message:
-----------
Recommend ALTER TABLE ... TYPE as the best way to reclaim space occupied by deleted
columns. The old method involving UPDATE and VACUUM FULL will be considerably less
efficient.
Modified Files:
--------------
pgsql-server/doc/src/sgml/ref:
alter_table.sgml (r1.69 -> r1.70)
(http://developer.postgresql.org/cvsweb.cgi/pgsql-server/doc/src/sgml/ref/alter_table.sgml.diff?r1=1.69&r2=1.70)
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TIP 4: Don't 'kill -9' the postmaster
