docs: remove unnecessary references to old PG versions

5 files changed, 5 insertions, 55 deletions

diff --git a/doc/src/sgml/ref/create_cast.sgml b/doc/src/sgml/ref/create_cast.sgml
index 2e69a10a8ef..11266755e56 100644
--- a/doc/src/sgml/ref/create_cast.sgml
+++ b/doc/src/sgml/ref/create_cast.sgml
@@ -332,17 +332,6 @@ SELECT CAST ( 2 AS numeric ) + 4.0;
   </para>
 
   <para>
-   Prior to <productname>PostgreSQL</> 7.3, every function that had
-   the same name as a data type, returned that data type, and took one
-   argument of a different type was automatically a cast function.
-   This convention has been abandoned in face of the introduction of
-   schemas and to be able to represent binary-coercible casts in the
-   system catalogs.  The built-in cast functions still follow this naming
-   scheme, but they have to be shown as casts in the system catalog
-   <structname>pg_cast</> as well.
-  </para>
-
-  <para>
    While not required, it is recommended that you continue to follow this old
    convention of naming cast implementation functions after the target data
    type.  Many users are used to being able to cast data types using a
diff --git a/doc/src/sgml/ref/create_table_as.sgml b/doc/src/sgml/ref/create_table_as.sgml
index b353a437613..60300ff21e9 100644
--- a/doc/src/sgml/ref/create_table_as.sgml
+++ b/doc/src/sgml/ref/create_table_as.sgml
@@ -236,19 +236,11 @@ CREATE [ [ GLOBAL | LOCAL ] { TEMPORARY | TEMP } | UNLOGGED ] TABLE <replaceable
   </para>
 
   <para>
-   Prior to <productname>PostgreSQL</productname> 8.0, <command>CREATE
-   TABLE AS</command> always included OIDs in the table it
-   created.  As of <productname>PostgreSQL</productname> 8.0,
-   the <command>CREATE TABLE AS</command> command allows the user to
+   The <command>CREATE TABLE AS</command> command allows the user to
    explicitly specify whether OIDs should be included. If the
    presence of OIDs is not explicitly specified,
    the <xref linkend="guc-default-with-oids"> configuration variable is
-   used.  As of <productname>PostgreSQL</productname> 8.1,
-   this variable is false by default, so the default behavior is not
-   identical to pre-8.0 releases.  Applications that
-   require OIDs in the table created by <command>CREATE TABLE
-   AS</command> should explicitly specify <literal>WITH (OIDS)</literal>
-   to ensure desired behavior.
+   used.
   </para>
  </refsect1>
 
diff --git a/doc/src/sgml/ref/pg_config-ref.sgml b/doc/src/sgml/ref/pg_config-ref.sgml
index 9f6db9e39b4..0210f6389dc 100644
--- a/doc/src/sgml/ref/pg_config-ref.sgml
+++ b/doc/src/sgml/ref/pg_config-ref.sgml
@@ -297,15 +297,6 @@
   <title>Notes</title>
 
   <para>
-   The option <option>--includedir-server</option> was added in
-   <productname>PostgreSQL</> 7.2.  In prior releases, the server include files were
-   installed in the same location as the client headers, which could
-   be queried with the option <option>--includedir</option>.  To make your
-   package handle both cases, try the newer option first and test the
-   exit status to see whether it succeeded.
-  </para>
-
-  <para>
    The options <option>--docdir</option>, <option>--pkgincludedir</option>,
    <option>--localedir</option>, <option>--mandir</option>,
    <option>--sharedir</option>, <option>--sysconfdir</option>,
@@ -316,12 +307,6 @@
    The option <option>--htmldir</option> was added in <productname>PostgreSQL</> 8.4.
    The option <option>--ldflags_ex</option> was added in <productname>PostgreSQL</> 9.0.
   </para>
-
-  <para>
-   In releases prior to <productname>PostgreSQL</> 7.1, before
-   <command>pg_config</command> came to be, a method for finding the
-   equivalent configuration information did not exist.
-  </para>
  </refsect1>
 
 
diff --git a/doc/src/sgml/ref/reindex.sgml b/doc/src/sgml/ref/reindex.sgml
index 54422c3442c..3dfaef43f1f 100644
--- a/doc/src/sgml/ref/reindex.sgml
+++ b/doc/src/sgml/ref/reindex.sgml
@@ -218,19 +218,6 @@ REINDEX { INDEX | TABLE | DATABASE | SYSTEM } <replaceable class="PARAMETER">nam
    reindex anything.
   </para>
 
-  <para>
-   Prior to <productname>PostgreSQL</productname> 8.1, <command>REINDEX
-   DATABASE</> processed only system indexes, not all indexes as one would
-   expect from the name.  This has been changed to reduce the surprise
-   factor.  The old behavior is available as <command>REINDEX SYSTEM</>.
-  </para>
-
-  <para>
-   Prior to <productname>PostgreSQL</productname> 7.4, <command>REINDEX
-   TABLE</> did not automatically process TOAST tables, and so those had
-   to be reindexed by separate commands.  This is still possible, but
-   redundant.
-  </para>
  </refsect1>
 
  <refsect1>
diff --git a/doc/src/sgml/ref/select_into.sgml b/doc/src/sgml/ref/select_into.sgml
index cf163725288..84b0dd831f9 100644
--- a/doc/src/sgml/ref/select_into.sgml
+++ b/doc/src/sgml/ref/select_into.sgml
@@ -106,12 +106,9 @@ SELECT [ ALL | DISTINCT [ ON ( <replaceable class="parameter">expression</replac
   </para>
 
   <para>
-   Prior to <productname>PostgreSQL</> 8.1, the table created by
-   <command>SELECT INTO</command> included OIDs by default. In
-   <productname>PostgreSQL</productname> 8.1, this is not the case
-   &mdash; to include OIDs in the new table, the <xref
-   linkend="guc-default-with-oids"> configuration variable must be
-   enabled. Alternatively, <command>CREATE TABLE AS</command> can be
+   To add OIDs to the table created by <command>SELECT INTO</command>,
+   enable the <xref linkend="guc-default-with-oids"> configuration
+   variable.  Alternatively, <command>CREATE TABLE AS</command> can be
    used with the <literal>WITH OIDS</literal> clause.
   </para>
  </refsect1>