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author | Jeff Davis <jdavis@postgresql.org> | 2023-10-25 13:20:15 -0700 |
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committer | Jeff Davis <jdavis@postgresql.org> | 2023-10-25 13:26:11 -0700 |
commit | e9d12a5e22e02bace45dc2ba0e0dcca5b5d4fc52 (patch) | |
tree | a8440cc0b138e93af3c4b121b2194e73f2df6c63 /doc/src | |
parent | 9ba9c7074fa76787530ac0d50313e317ac7032b9 (diff) | |
download | postgresql-e9d12a5e22e02bace45dc2ba0e0dcca5b5d4fc52.tar.gz postgresql-e9d12a5e22e02bace45dc2ba0e0dcca5b5d4fc52.zip |
Doc fix: Interfacing Extensions to Indexes
Refer to CREATE ACCESS METHOD rather than suggesting direct changes to
pg_am. Also corrects index-specific language that predated table
access methods.
Discussion: https://postgr.es/m/20231025172551.685b7799455f9a6addcf5afa@sraoss.co.jp
Reported-by: Yugo NAGATA <nagata@sraoss.co.jp>
Diffstat (limited to 'doc/src')
-rw-r--r-- | doc/src/sgml/xindex.sgml | 13 |
1 files changed, 5 insertions, 8 deletions
diff --git a/doc/src/sgml/xindex.sgml b/doc/src/sgml/xindex.sgml index c753d8005ac..22d8ad1aac4 100644 --- a/doc/src/sgml/xindex.sgml +++ b/doc/src/sgml/xindex.sgml @@ -29,14 +29,11 @@ <title>Index Methods and Operator Classes</title> <para> - The <classname>pg_am</classname> table contains one row for every - index method (internally known as access method). Support for - regular access to tables is built into - <productname>PostgreSQL</productname>, but all index methods are - described in <classname>pg_am</classname>. It is possible to add a - new index access method by writing the necessary code and - then creating an entry in <classname>pg_am</classname> — but that is - beyond the scope of this chapter (see <xref linkend="indexam"/>). + Operator classes are associated with an index access method, such + as <link linkend="btree">B-Tree</link> + or <link linkend="gin">GIN</link>. Custom index access method may be + defined with <xref linkend="sql-create-access-method"/>. See + <xref linkend="indexam"/> for details. </para> <para> |