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Add to_regnamespace() and to_regrole() to the documentation.
Commitscb9fa802b3
and0c90f6769d
added these functions, but did not bother with documentation.
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@ -15788,6 +15788,14 @@ SELECT pg_type_is_visible('myschema.widget'::regtype);
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<primary>to_regtype</primary>
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</indexterm>
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<indexterm>
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<primary>to_regnamespace</primary>
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</indexterm>
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<indexterm>
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<primary>to_regrole</primary>
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</indexterm>
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<para>
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<xref linkend="functions-info-catalog-table"> lists functions that
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extract information from the system catalogs.
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@ -15978,6 +15986,16 @@ SELECT pg_type_is_visible('myschema.widget'::regtype);
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<entry><type>regtype</type></entry>
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<entry>get the OID of the named type</entry>
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</row>
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<row>
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<entry><literal><function>to_regnamespace(<parameter>schema_name</parameter>)</function></literal></entry>
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<entry><type>regnamespace</type></entry>
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<entry>get the OID of the named schema</entry>
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</row>
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<row>
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<entry><literal><function>to_regrole(<parameter>role_name</parameter>)</function></literal></entry>
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<entry><type>regrole</type></entry>
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<entry>get the OID of the named role</entry>
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</row>
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</tbody>
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</tgroup>
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</table>
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@ -16121,10 +16139,13 @@ SELECT collation for ('foo' COLLATE "de_DE");
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<para>
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The <function>to_regclass</function>, <function>to_regproc</function>,
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<function>to_regprocedure</function>, <function>to_regoper</function>,
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<function>to_regoperator</function>, and <function>to_regtype</function>
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functions translate relation, function, operator, and type names to objects
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of type <type>regclass</>, <type>regproc</>, <type>regprocedure</type>,
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<type>regoper</>, <type>regoperator</type>, and <type>regtype</>,
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<function>to_regoperator</function>, <function>to_regtype</function>,
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<function>to_regnamespace</function>, and <function>to_regrole</function>
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functions translate relation, function, operator, type, schema, and role
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names to objects of
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type <type>regclass</>, <type>regproc</>, <type>regprocedure</type>,
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<type>regoper</>, <type>regoperator</type>, <type>regtype</>,
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<type>regnamespace</>, and <type>regrole</>
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respectively. These functions differ from a cast from
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text in that they don't accept a numeric OID, and that they return null
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rather than throwing an error if the name is not found (or, for
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