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Simplify TEXT cast working; spelling fixes to release notes.

This commit is contained in:
Bruce Momjian 2007-11-17 15:17:16 +00:00
parent 6f4cfe48ac
commit fbab505216
1 changed files with 8 additions and 10 deletions
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18
doc/src/sgml/release.sgml
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@ -1,4 +1,4 @@
<!-- $PostgreSQL: pgsql/doc/src/sgml/release.sgml,v 1.542 2007/11/16 17:22:21 momjian Exp $ -->
<!-- $PostgreSQL: pgsql/doc/src/sgml/release.sgml,v 1.543 2007/11/17 15:17:16 momjian Exp $ -->
<!--
Typical markup:
@ -26,7 +26,7 @@ non-ASCII characters convert to HTML4 entity (&) escapes
wrap long lines
For new features, add links to the documentation sections. Use </link>
so that perl can remove it so HISTORY.html can be created with no
so that Perl can remove it so HISTORY.html can be created with no
links to the main documentation. This was added only in 8.2, so don't
do it for earlier branch release files.
@ -257,10 +257,9 @@ do it for earlier branch release files.
<para>
Previously, a function or operator that took a <type>TEXT</>
parameter used to automatically cast a non-<type>TEXT</> value to
<type>TEXT</> and call the function or operator (assuming there was
no other matching function or operator). That no longer happens
and an explicit cast to <type>TEXT</> is now required. For example,
these expressions now throw an error:
<type>TEXT</> and call the function or operator, if needed. This
no longer happens and an explicit cast to <type>TEXT</> is now
required. For example, these expressions now throw an error:
<programlisting>
substr(current_date, 1, 1);
@ -281,8 +280,7 @@ substr(current_date::text, 1, 1);
<type>CHAR</> and <type>VARCHAR</> still cast to <type>TEXT</>
automatically. Concatenation (<literal>||</>) with non-<type>TEXT</>
types is still automatically cast, assuming one of the parameters
is textual. While this change will require additional casts for
some queries, it also eliminates some unusual behavior.
is textual. This change was made to reduce unexpected behavior.
</para>
<para>
@ -497,7 +495,7 @@ substr(current_date::text, 1, 1);
<listitem>
<para>
<command>ROLLBACK</> outside a mult-statement transaction now
<command>ROLLBACK</> outside a multi-statement transaction now
issues a <literal>NOTICE</> instead of <literal>WARNING</> (Bruce)
(Tom)
</para>
@ -1087,7 +1085,7 @@ substr(current_date::text, 1, 1);
<literal>ASC</>/<literal>DESC</> specifiers could not fully use
an index. Now an index can be fully used in such cases if the
index was created with matching
<literal>ASC</>/<literal>DESC</> specifictions.
<literal>ASC</>/<literal>DESC</> specifications.
</para>
</listitem>