<para>

There are server-side functions callable from SQL that correspond to

each of the client-side functions described above; indeed, for the

most part the client-side functions are simply interfaces to the

equivalent server-side functions. The ones that are actually useful

to call via SQL commands are

each of the client-side functions described above(please note

that the server side function

for <function>lo_read</function> is <function>loread</function> and

the server side function for <function>lo_write</function>

is <function>lowrite</function>); indeed, for the most part the

client-side functions are simply interfaces to the equivalent

server-side functions. The ones that are actually useful to call

via SQL commands are

<function>lo_creat</function><indexterm><primary>lo_creat</></>,

<function>lo_create</function><indexterm><primary>lo_create</></>,

<function>lo_unlink</function><indexterm><primary>lo_unlink</></>,