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Correct the description of the pg_get_viewdef() function. Do some nearby

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SGML cleanup: sort table entries alphabetically.
This commit is contained in:
Neil Conway
2006-07-11 19:11:26 +00:00
parent ac230e7431
commit 2fa7a041f3
1 changed files with 78 additions and 82 deletions
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156
doc/src/sgml/func.sgml
View File

@@ -1,4 +1,4 @@
<!-- $PostgreSQL: pgsql/doc/src/sgml/func.sgml,v 1.324 2006/07/06 01:46:37 momjian Exp $ --> <!-- $PostgreSQL: pgsql/doc/src/sgml/func.sgml,v 1.325 2006/07/11 19:11:26 neilc Exp $ -->
<chapter id="functions"> <chapter id="functions">
<title>Functions and Operators</title> <title>Functions and Operators</title>
@@ -9495,53 +9495,6 @@ SELECT pg_type_is_visible('myschema.widget'::regtype);
<entry><type>text</type></entry> <entry><type>text</type></entry>
<entry>get SQL name of a data type</entry> <entry>get SQL name of a data type</entry>
</row> </row>
<row>
<entry><literal><function>pg_get_viewdef</function>(<parameter>view_name</parameter>)</literal></entry>
<entry><type>text</type></entry>
<entry>get <command>CREATE VIEW</> command for view (<emphasis>deprecated</emphasis>)</entry>
</row>
<row>
<entry><literal><function>pg_get_viewdef</function>(<parameter>view_name</parameter>, <parameter>pretty_bool</>)</literal></entry>
<entry><type>text</type></entry>
<entry>get <command>CREATE VIEW</> command for view (<emphasis>deprecated</emphasis>)</entry>
</row>
<row>
<entry><literal><function>pg_get_viewdef</function>(<parameter>view_oid</parameter>)</literal></entry>
<entry><type>text</type></entry>
<entry>get <command>CREATE VIEW</> command for view</entry>
</row>
<row>
<entry><literal><function>pg_get_viewdef</function>(<parameter>view_oid</parameter>, <parameter>pretty_bool</>)</literal></entry>
<entry><type>text</type></entry>
<entry>get <command>CREATE VIEW</> command for view</entry>
</row>
<row>
<entry><literal><function>pg_get_ruledef</function>(<parameter>rule_oid</parameter>)</literal></entry>
<entry><type>text</type></entry>
<entry>get <command>CREATE RULE</> command for rule</entry>
</row>
<row>
<entry><literal><function>pg_get_ruledef</function>(<parameter>rule_oid</parameter>, <parameter>pretty_bool</>)</literal></entry>
<entry><type>text</type></entry>
<entry>get <command>CREATE RULE</> command for rule</entry>
</row>
<row>
<entry><literal><function>pg_get_indexdef</function>(<parameter>index_oid</parameter>)</literal></entry>
<entry><type>text</type></entry>
<entry>get <command>CREATE INDEX</> command for index</entry>
</row>
<row>
<entry><literal><function>pg_get_indexdef</function>(<parameter>index_oid</parameter>, <parameter>column_no</>, <parameter>pretty_bool</>)</literal></entry>
<entry><type>text</type></entry>
<entry>get <command>CREATE INDEX</> command for index,
or definition of just one index column when
<parameter>column_no</> is not zero</entry>
</row>
<row>
<entry><function>pg_get_triggerdef</function>(<parameter>trigger_oid</parameter>)</entry>
<entry><type>text</type></entry>
<entry>get <command>CREATE [ CONSTRAINT ] TRIGGER</> command for trigger</entry>
</row>
<row> <row>
<entry><literal><function>pg_get_constraintdef</function>(<parameter>constraint_oid</parameter>)</literal></entry> <entry><literal><function>pg_get_constraintdef</function>(<parameter>constraint_oid</parameter>)</literal></entry>
<entry><type>text</type></entry> <entry><type>text</type></entry>
@@ -9565,9 +9518,26 @@ SELECT pg_type_is_visible('myschema.widget'::regtype);
in it refer to the relation indicated by the second parameter</entry> in it refer to the relation indicated by the second parameter</entry>
</row> </row>
<row> <row>
<entry><literal><function>pg_get_userbyid</function>(<parameter>roleid</parameter>)</literal></entry> <entry><literal><function>pg_get_indexdef</function>(<parameter>index_oid</parameter>)</literal></entry>
<entry><type>name</type></entry> <entry><type>text</type></entry>
<entry>get role name with given ID</entry> <entry>get <command>CREATE INDEX</> command for index</entry>
</row>
<row>
<entry><literal><function>pg_get_indexdef</function>(<parameter>index_oid</parameter>, <parameter>column_no</>, <parameter>pretty_bool</>)</literal></entry>
<entry><type>text</type></entry>
<entry>get <command>CREATE INDEX</> command for index,
or definition of just one index column when
<parameter>column_no</> is not zero</entry>
</row>
<row>
<entry><literal><function>pg_get_ruledef</function>(<parameter>rule_oid</parameter>)</literal></entry>
<entry><type>text</type></entry>
<entry>get <command>CREATE RULE</> command for rule</entry>
</row>
<row>
<entry><literal><function>pg_get_ruledef</function>(<parameter>rule_oid</parameter>, <parameter>pretty_bool</>)</literal></entry>
<entry><type>text</type></entry>
<entry>get <command>CREATE RULE</> command for rule</entry>
</row> </row>
<row> <row>
<entry><literal><function>pg_get_serial_sequence</function>(<parameter>table_name</parameter>, <parameter>column_name</parameter>)</literal></entry> <entry><literal><function>pg_get_serial_sequence</function>(<parameter>table_name</parameter>, <parameter>column_name</parameter>)</literal></entry>
@@ -9580,6 +9550,36 @@ SELECT pg_type_is_visible('myschema.widget'::regtype);
<entry><type>setof oid</type></entry> <entry><type>setof oid</type></entry>
<entry>get the set of database OIDs that have objects in the tablespace</entry> <entry>get the set of database OIDs that have objects in the tablespace</entry>
</row> </row>
<row>
<entry><function>pg_get_triggerdef</function>(<parameter>trigger_oid</parameter>)</entry>
<entry><type>text</type></entry>
<entry>get <command>CREATE [ CONSTRAINT ] TRIGGER</> command for trigger</entry>
</row>
<row>
<entry><literal><function>pg_get_userbyid</function>(<parameter>roleid</parameter>)</literal></entry>
<entry><type>name</type></entry>
<entry>get role name with given ID</entry>
</row>
<row>
<entry><literal><function>pg_get_viewdef</function>(<parameter>view_name</parameter>)</literal></entry>
<entry><type>text</type></entry>
<entry>get underlying <command>SELECT</command> command for view (<emphasis>deprecated</emphasis>)</entry>
</row>
<row>
<entry><literal><function>pg_get_viewdef</function>(<parameter>view_name</parameter>, <parameter>pretty_bool</>)</literal></entry>
<entry><type>text</type></entry>
<entry>get underlying <command>SELECT</command> command for view (<emphasis>deprecated</emphasis>)</entry>
</row>
<row>
<entry><literal><function>pg_get_viewdef</function>(<parameter>view_oid</parameter>)</literal></entry>
<entry><type>text</type></entry>
<entry>get underlying <command>SELECT</command> command for view</entry>
</row>
<row>
<entry><literal><function>pg_get_viewdef</function>(<parameter>view_oid</parameter>, <parameter>pretty_bool</>)</literal></entry>
<entry><type>text</type></entry>
<entry>get underlying <command>SELECT</command> command for view</entry>
</row>
</tbody> </tbody>
</tgroup> </tgroup>
</table> </table>
@@ -9591,30 +9591,22 @@ SELECT pg_type_is_visible('myschema.widget'::regtype);
</para> </para>
<para> <para>
<function>pg_get_viewdef</function>, <function>pg_get_constraintdef</function>,
<function>pg_get_ruledef</function>, <function>pg_get_indexdef</function>, <function>pg_get_ruledef</function>,
<function>pg_get_indexdef</function>, and <function>pg_get_triggerdef</function>, respectively reconstruct the
<function>pg_get_triggerdef</function>, and creating command for a constraint, index, rule, or trigger. (Note that this
<function>pg_get_constraintdef</function> respectively is a decompiled reconstruction, not the original text of the command.)
reconstruct the creating command for a view, rule, index, trigger, or
constraint. (Note that this is a decompiled reconstruction, not
the original text of the command.)
<function>pg_get_expr</function> decompiles the internal form of an <function>pg_get_expr</function> decompiles the internal form of an
individual expression, such as the default value for a column. It individual expression, such as the default value for a column. It may be
may be useful when examining the contents of system catalogs. useful when examining the contents of system catalogs.
Most of these functions come in two <function>pg_get_viewdef</function> reconstructs the <command>SELECT</>
variants, one of which can optionally <quote>pretty-print</> the result. query that defines a view. Most of these functions come in two variants,
The pretty-printed format is more readable, but the default format is more one of which can optionally <quote>pretty-print</> the result. The
likely to be pretty-printed format is more readable, but the default format is more
interpreted the same way by future versions of <productname>PostgreSQL</>; likely to be interpreted the same way by future versions of
avoid using pretty-printed output for dump purposes. <productname>PostgreSQL</>; avoid using pretty-printed output for dump
Passing <literal>false</> for the pretty-print parameter yields the purposes. Passing <literal>false</> for the pretty-print parameter yields
same result as the variant that does not have the parameter at all. the same result as the variant that does not have the parameter at all.
</para>
<para>
<function>pg_get_userbyid</function> extracts a role's name given
its OID.
</para> </para>
<para> <para>
@@ -9626,16 +9618,20 @@ SELECT pg_type_is_visible('myschema.widget'::regtype);
</para> </para>
<para> <para>
<function>pg_tablespace_databases</function> allows a tablespace to <function>pg_tablespace_databases</function> allows a tablespace to be
be examined. It returns the set of OIDs of databases that have objects examined. It returns the set of OIDs of databases that have objects stored
stored in the tablespace. If this function returns any rows, the in the tablespace. If this function returns any rows, the tablespace is not
tablespace is not empty and cannot be dropped. To empty and cannot be dropped. To display the specific objects populating the
display the specific objects populating the tablespace, you will need tablespace, you will need to connect to the databases identified by
to connect to the databases identified by
<function>pg_tablespace_databases</function> and query their <function>pg_tablespace_databases</function> and query their
<structname>pg_class</> catalogs. <structname>pg_class</> catalogs.
</para> </para>
<para>
<function>pg_get_userbyid</function> extracts a role's name given
its OID.
</para>
<indexterm zone="functions-info"> <indexterm zone="functions-info">
<primary>obj_description</primary> <primary>obj_description</primary>
</indexterm> </indexterm>