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| author | Teodor Sigaev | 2006-09-21 15:09:38 +0000 |
|---|---|---|
| committer | Teodor Sigaev | 2006-09-21 15:09:38 +0000 |
| commit | b0d64a090b14217c9bcf620a32c60eab1354470f (patch) | |
| tree | fd9e2be9d2d3ac6532c7494b9e1d78f9e29c5d32 | |
| parent | 823ffd88e3b4fcf9430eef23e9ab9388ca937a6d (diff) | |
Add comments about STORAGE option for GIN
| -rw-r--r-- | doc/src/sgml/xindex.sgml | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/doc/src/sgml/xindex.sgml b/doc/src/sgml/xindex.sgml index 176958d9ee3..3a5a7cb78c9 100644 --- a/doc/src/sgml/xindex.sgml +++ b/doc/src/sgml/xindex.sgml @@ -1,4 +1,4 @@ -<!-- $PostgreSQL: pgsql/doc/src/sgml/xindex.sgml,v 1.50 2006/09/21 15:03:53 teodor Exp $ --> +<!-- $PostgreSQL: pgsql/doc/src/sgml/xindex.sgml,v 1.51 2006/09/21 15:09:38 teodor Exp $ --> <sect1 id="xindex"> <title>Interfacing Extensions To Indexes</title> @@ -822,11 +822,12 @@ CREATE OPERATOR CLASS polygon_ops STORAGE box; </programlisting> - At present, only the GiST index method supports a + At present, only the GiST and GIN index method supports a <literal>STORAGE</> type that's different from the column data type. The GiST <literal>compress</> and <literal>decompress</> support routines must deal with data-type conversion when <literal>STORAGE</> - is used. + is used. Functions named <literal>extractValue</> and <literal>extractQuery</> + do conversation into internally used types for GIN. </para> </sect2> |