<HTML ><HEAD ><TITLE >pg_loread</TITLE ><META NAME="GENERATOR" CONTENT="Modular DocBook HTML Stylesheet Version 1.44"><LINK REL="HOME" TITLE="PHP Manual" HREF="manual.html"><LINK REL="UP" TITLE="PostgreSQL functions" HREF="ref.pgsql.html"><LINK REL="PREVIOUS" TITLE="pg_loopen" HREF="function.pg-loopen.html"><LINK REL="NEXT" TITLE="pg_loreadall" HREF="function.pg-loreadall.html"></HEAD ><BODY BGCOLOR="#FFFFFF" TEXT="#000000" LINK="#0000FF" VLINK="#840084" ALINK="#0000FF" ><DIV CLASS="NAVHEADER" ><TABLE WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" ><TR ><TH COLSPAN="3" ALIGN="center" >PHP Manual</TH ></TR ><TR ><TD WIDTH="10%" ALIGN="left" VALIGN="bottom" ><A HREF="function.pg-loopen.html" >Prev</A ></TD ><TD WIDTH="80%" ALIGN="center" VALIGN="bottom" ></TD ><TD WIDTH="10%" ALIGN="right" VALIGN="bottom" ><A HREF="function.pg-loreadall.html" >Next</A ></TD ></TR ></TABLE ><HR ALIGN="LEFT" WIDTH="100%"></DIV ><H1 ><A NAME="function.pg-loread" >pg_loread</A ></H1 ><DIV CLASS="refnamediv" ><A NAME="AEN24251" ></A >pg_loread -- read a large object</DIV ><DIV CLASS="refsect1" ><A NAME="AEN24254" ></A ><H2 >Description</H2 ><DIV CLASS="funcsynopsis" ><P ></P ><CODE CLASS="FUNCDEF" >string pg_loread</CODE >(int fd, int len);<P ></P ></DIV ><P > <B CLASS="function" >pg_loread()</B > reads at most <TT CLASS="parameter" ><I >len</I ></TT > bytes from a large object and returns it as a string. <TT CLASS="parameter" ><I >fd</I ></TT > specifies a valid large object file descriptor and<TT CLASS="parameter" ><I >len</I ></TT > specifies the maximum allowable size of the large object segment. </P ></DIV ><DIV CLASS="NAVFOOTER" ><HR ALIGN="LEFT" WIDTH="100%"><TABLE WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" ><A HREF="function.pg-loopen.html" >Prev</A ></TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="manual.html" >Home</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" ><A HREF="function.pg-loreadall.html" >Next</A ></TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" >pg_loopen</TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="ref.pgsql.html" >Up</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" >pg_loreadall</TD ></TR ></TABLE ></DIV ></BODY ></HTML >