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Add to_regnamespace() and to_regrole() to the documentation.

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Commits cb9fa802b3 and 0c90f6769d added these functions,
but did not bother with documentation.
This commit is contained in:
Tom Lane 2016-01-05 12:35:18 -05:00
parent 4f18010af1
commit 83be1844ac
1 changed files with 25 additions and 4 deletions
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29
doc/src/sgml/func.sgml
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@ -15819,6 +15819,14 @@ SELECT pg_type_is_visible('myschema.widget'::regtype);
<primary>to_regtype</primary>
</indexterm>
<indexterm>
<primary>to_regnamespace</primary>
</indexterm>
<indexterm>
<primary>to_regrole</primary>
</indexterm>
<para>
<xref linkend="functions-info-catalog-table"> lists functions that
extract information from the system catalogs.
@ -16009,6 +16017,16 @@ SELECT pg_type_is_visible('myschema.widget'::regtype);
<entry><type>regtype</type></entry>
<entry>get the OID of the named type</entry>
</row>
<row>
<entry><literal><function>to_regnamespace(<parameter>schema_name</parameter>)</function></literal></entry>
<entry><type>regnamespace</type></entry>
<entry>get the OID of the named schema</entry>
</row>
<row>
<entry><literal><function>to_regrole(<parameter>role_name</parameter>)</function></literal></entry>
<entry><type>regrole</type></entry>
<entry>get the OID of the named role</entry>
</row>
</tbody>
</tgroup>
</table>
@ -16152,10 +16170,13 @@ SELECT collation for ('foo' COLLATE "de_DE");
<para>
The <function>to_regclass</function>, <function>to_regproc</function>,
<function>to_regprocedure</function>, <function>to_regoper</function>,
<function>to_regoperator</function>, and <function>to_regtype</function>
functions translate relation, function, operator, and type names to objects
of type <type>regclass</>, <type>regproc</>, <type>regprocedure</type>,
<type>regoper</>, <type>regoperator</type>, and <type>regtype</>,
<function>to_regoperator</function>, <function>to_regtype</function>,
<function>to_regnamespace</function>, and <function>to_regrole</function>
functions translate relation, function, operator, type, schema, and role
names to objects of
type <type>regclass</>, <type>regproc</>, <type>regprocedure</type>,
<type>regoper</>, <type>regoperator</type>, <type>regtype</>,
<type>regnamespace</>, and <type>regrole</>
respectively. These functions differ from a cast from
text in that they don't accept a numeric OID, and that they return null
rather than throwing an error if the name is not found (or, for