type and contains a value
       that cannot be interpreted as a <type>timestamp</type> value.
       (SQLSTATE 42804)
      </para>
     </listitem>
    </varlistentry>

    <varlistentry id="ecpg-sqlstate-sqlcode-ecpg-convert-bool">
     <term>-211 (<symbol>ECPG_CONVERT_BOOL</symbol>)</term>
     <listitem>
      <para>
       This means the host variable is of type <type>bool</type> and
       the datum in the database is neither <literal>'t'</literal> nor
       <literal>'f'</literal>.  (SQLSTATE 42804)
      </para>
     </listitem>
    </varlistentry>

    <varlistentry id="ecpg-sqlstate-sqlcode-ecpg-empty">
     <term>-212 (<symbol>ECPG_EMPTY</symbol>)</term>
     <listitem>
      <para>
       The statement sent to the <productname>PostgreSQL</productname>
       server was empty.  (This cannot normally happen in an embedded
       SQL program, so it might point to an internal error.)  (SQLSTATE
       YE002)
      </para>
     </listitem>
    </varlistentry>

    <varlistentry id="ecpg-sqlstate-sqlcode-ecpg-missing-indicator">
     <term>-213 (<symbol>ECPG_MISSING_INDICATOR</symbol>)</term>
     <listitem>
      <para>
       A null value was returned and no null indicator variable was
       supplied.  (SQLSTATE 22002)
      </para>
     </listitem>
    </varlistentry>

    <varlistentry id="ecpg-sqlstate-sqlcode-ecpg-no-array">
     <term>-214 (<symbol>ECPG_NO_ARRAY</symbol>)</term>
     <listitem>
      <para>
       An ordinary variable was used in a place that requires an
       array.  (SQLSTATE 42804)
      </para>
     </listitem>
    </varlistentry>

    <varlistentry id="ecpg-sqlstate-sqlcode-ecpg-data-not-array">
     <term>-215 (<symbol>ECPG_DATA_NOT_ARRAY</symbol>)</term>
     <listitem>
      <para>
       The database returned an ordinary variable in a place that
       requires array value.  (SQLSTATE 42804)
      </para>
     </listitem>
    </varlistentry>

    <varlistentry id="ecpg-sqlstate-sqlcode-ecpg-array-insert">
     <term>-216 (<symbol>ECPG_ARRAY_INSERT</symbol>)</term>
     <listitem>
      <para>
       The value could not be inserted into the array.  (SQLSTATE
       42804)
      </para>
     </listitem>
    </varlistentry>

    <varlistentry id="ecpg-sqlstate-sqlcode-ecpg-no-conn">
     <term>-220 (<symbol>ECPG_NO_CONN</symbol>)</term>
     <listitem>
      <para>
       The program tried to access a connection that does not exist.
       (SQLSTATE 08003)
      </para>
     </listitem>
    </varlistentry>

    <varlistentry id="ecpg-sqlstate-sqlcode-ecpg-not-conn">
     <term>-221 (<symbol>ECPG_NOT_CONN</symbol>)</term>
     <listitem>
      <para>
       The program tried to access a connection that does exist but is
       not open.  (This is an internal error.)  (SQLSTATE YE002)
      </para>
     </listitem>
    </varlistentry>

    <varlistentry id="ecpg-sqlstate-sqlcode-ecpg-invalid-stmt">
     <term>-230 (<symbol>ECPG_INVALID_STMT</symbol>)</term>
     <listitem>
      <para>
       The statement you are trying to use has not been prepared.
       (SQLSTATE 26000)
      </para>
     </listitem>
    </varlistentry>

    <varlistentry id="ecpg-sqlstate-sqlcode-ecpg-informix-duplicate-key">
     <term>-239 (<symbol>ECPG_INFORMIX_DUPLICATE_KEY</symbol>)</term>
     <listitem>
      <para>
       Duplicate key error, violation of unique constraint (Informix
       compatibility mode).  (SQLSTATE 23505)
      </para>
     </listitem>
    </varlistentry>

    <varlistentry id="ecpg-sqlstate-sqlcode-ecpg-unknown-descriptor">
     <term>-240 (<symbol>ECPG_UNKNOWN_DESCRIPTOR</symbol>)</term>
     <listitem>
      <para>
       The descriptor specified was not found.  The statement you are
       trying to use has not been prepared.  (SQLSTATE 33000)
      </para>
     </listitem>
    </varlistentry>

    <varlistentry id="ecpg-sqlstate-sqlcode-ecpg-invalid-descriptor-index">
     <term>-241 (<symbol>ECPG_INVALID_DESCRIPTOR_INDEX</symbol>)</term>
     <listitem>
      <para>
       The descriptor