<varlistentry id="app-psql-meta-command-pset-xheader-width">

<term><literal>xheader_width</literal></term>

<listitem>

<para>

Sets the maximum width of the header for expanded output to one of

<literal>full</literal> (the default value),

<literal>column</literal>, <literal>page</literal>, or an

<replaceable class="parameter">integer value</replaceable>.

</para>

<para>

<literal>full</literal>: the expanded header is not truncated,

and will be as wide as the widest output line.

</para>

<para>

<literal>column</literal>: truncate the header line to the

width of the first column.

</para>

<para>

<literal>page</literal>: truncate the header line to the terminal

width.

</para>

<para>

<replaceable class="parameter">integer value</replaceable>: specify

the exact maximum width of the header line.

</para>

</listitem>

</varlistentry>