You can attach additional information to the error report by writing

<literal>USING</> followed by <replaceable

class="parameter">option</replaceable> = <replaceable

class="parameter">expression</replaceable> items. The allowed

<replaceable class="parameter">option</replaceable> keywords are

<literal>MESSAGE</>, <literal>DETAIL</>, <literal>HINT</>, and

<literal>ERRCODE</>, while each <replaceable

class="parameter">expression</replaceable> can be any string-valued

expression.

<literal>MESSAGE</> sets the error message text (this option can't

be used in the form of <command>RAISE</> that includes a format

string before <literal>USING</>).

<literal>DETAIL</> supplies an error detail message, while

<literal>HINT</> supplies a hint message.

<literal>ERRCODE</> specifies the error code (SQLSTATE) to report,

either by condition name as shown in <xref linkend="errcodes-appendix">,

or directly as a five-character SQLSTATE code.

class="parameter">expression</replaceable> items. Each

<replaceable class="parameter">expression</replaceable> can be any

string-valued expression. The allowed <replaceable

class="parameter">option</replaceable> key words are:

<variablelist id="raise-using-options">

<varlistentry>

<term><literal>MESSAGE</literal></term>

<listitem>

<para>Sets the error message text. This option can't be used in the

form of <command>RAISE</> that includes a format string

before <literal>USING</>.</para>

</listitem>

</varlistentry>

<varlistentry>

<term><literal>DETAIL</literal></term>

<listitem>

<para>Supplies an error detail message.</para>

</listitem>

</varlistentry>

<varlistentry>

<term><literal>HINT</literal></term>

<listitem>

<para>Supplies a hint message.</para>

</listitem>

</varlistentry>

<varlistentry>

<term><literal>ERRCODE</literal></term>

<listitem>

<para>Specifies the error code (SQLSTATE) to report, either by condition

name, as shown in <xref linkend="errcodes-appendix">, or directly as a

five-character SQLSTATE code.</para>

</listitem>

</varlistentry>

</variablelist>

</para>

<para>