</indexterm>

  <para>
   The view <structname>pg_seclabels</structname> provides information about
   security labels.  It as an easier-to-query version of the
   <link linkend="catalog-pg-seclabel"><structname>pg_seclabel</structname></link> catalog.
  </para>

  <table>
   <title><structname>pg_seclabels</structname> Columns</title>
   <tgroup cols="1">
    <thead>
     <row>
      <entry role="catalog_table_entry"><para role="column_definition">
       Column Type
      </para>
      <para>
       Description
      </para></entry>
     </row>
    </thead>

    <tbody>
     <row>
      <entry role="catalog_table_entry"><para role="column_definition">
       <structfield>objoid</structfield> <type>oid</type>
       (references any OID column)
      </para>
      <para>
       The OID of the object this security label pertains to
      </para></entry>
     </row>

     <row>
      <entry role="catalog_table_entry"><para role="column_definition">
       <structfield>classoid</structfield> <type>oid</type>
       (references <link linkend="catalog-pg-class"><structname>pg_class</structname></link>.<structfield>oid</structfield>)
      </para>
      <para>
       The OID of the system catalog this object appears in
      </para></entry>
     </row>

     <row>
      <entry role="catalog_table_entry"><para role="column_definition">
       <structfield>objsubid</structfield> <type>int4</type>
      </para>
      <para>
       For a security label on a table column, this is the column number (the
       <structfield>objoid</structfield> and <structfield>classoid</structfield> refer to
       the table itself).  For all other object types, this column is
       zero.
      </para></entry>
     </row>

     <row>
      <entry role="catalog_table_entry"><para role="column_definition">
       <structfield>objtype</structfield> <type>text</type>
      </para>
      <para>
       The type of object to which this label applies, as text.
      </para></entry>
     </row>

     <row>
      <entry role="catalog_table_entry"><para role="column_definition">
       <structfield>objnamespace</structfield> <type>oid</type>
       (references <link linkend="catalog-pg-namespace"><structname>pg_namespace</structname></link>.<structfield>oid</structfield>)
      </para>
      <para>
       The OID of the namespace for this object, if applicable;
       otherwise NULL.
      </para></entry>
     </row>

     <row>
      <entry role="catalog_table_entry"><para role="column_definition">
       <structfield>objname</structfield> <type>text</type>
      </para>
      <para>
       The name of the object to which this label applies, as text.
      </para></entry>
     </row>

     <row>
      <entry role="catalog_table_entry"><para role="column_definition">
       <structfield>provider</structfield> <type>text</type>
       (references <link linkend="catalog-pg-seclabel"><structname>pg_seclabel</structname></link>.<structfield>provider</structfield>)
      </para>
      <para>
       The label provider associated with this label.
      </para></entry>
     </row>

     <row>
      <entry role="catalog_table_entry"><para role="column_definition">
       <structfield>label</structfield> <type>text</type>
       (references <link linkend="catalog-pg-seclabel"><structname>pg_seclabel</structname></link>.<structfield>label</structfield>)
      </para>
      <para>
       The security label applied to this object.
      </para></entry>
     </row>
    </tbody>
   </tgroup>
  </table>
 </sect1>

 <sect1 id="view-pg-sequences">
  <title><structname>pg_sequences</structname></title>

  <indexterm zone="view-pg-sequences">
   <primary>pg_sequences</primary>
  </indexterm>

  <para>
   The view <structname>pg_sequences</structname> provides access to
   useful information about each sequence in the database.
  </para>

  <table>
   <title><structname>pg_sequences</structname> Columns</title>
   <tgroup cols="1">
    <thead>
     <row>
      <entry role="catalog_table_entry"><para