<para>

Each of these functions returns <literal>true</literal> if

successful and <literal>false</literal> otherwise.

the signal was successfully sent and <literal>false</literal>

if sending the signal failed.

</para>

<table id="functions-admin-signal-table">

server to reload their configuration files. (This is initiated by

sending a <systemitem>SIGHUP</systemitem> signal to the postmaster

process, which in turn sends <systemitem>SIGHUP</systemitem> to each

of its children.)

of its children.) You can use the

<link linkend="view-pg-file-settings">pg_file_settings</link> and

<link linkend="view-pg-hba-file-rules">pg_hba_file_rules</link> views

to check the configuration files for possible errors, before reloading.

</para></entry>

</row>