<HTML ><HEAD ><TITLE >sybase_pconnect</TITLE ><META NAME="GENERATOR" CONTENT="Modular DocBook HTML Stylesheet Version 1.7"><LINK REL="HOME" TITLE="PHP Manual" HREF="index.html"><LINK REL="UP" TITLE="Sybase functions" HREF="ref.sybase.html"><LINK REL="PREVIOUS" TITLE="sybase_num_rows" HREF="function.sybase-num-rows.html"><LINK REL="NEXT" TITLE="sybase_query" HREF="function.sybase-query.html"><META HTTP-EQUIV="Content-type" CONTENT="text/html; charset=ISO-8859-1"></HEAD ><BODY CLASS="refentry" BGCOLOR="#FFFFFF" TEXT="#000000" LINK="#0000FF" VLINK="#840084" ALINK="#0000FF" ><DIV CLASS="NAVHEADER" ><TABLE SUMMARY="Header navigation 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.sybase-num-rows.html" ACCESSKEY="P" >Prev</A ></TD ><TD WIDTH="80%" ALIGN="center" VALIGN="bottom" ></TD ><TD WIDTH="10%" ALIGN="right" VALIGN="bottom" ><A HREF="function.sybase-query.html" ACCESSKEY="N" >Next</A ></TD ></TR ></TABLE ><HR ALIGN="LEFT" WIDTH="100%"></DIV ><H1 ><A NAME="function.sybase-pconnect" ></A >sybase_pconnect</H1 ><DIV CLASS="refnamediv" ><A NAME="AEN92602" ></A ><P > (PHP 3, PHP 4 )</P >sybase_pconnect -- open persistent Sybase connection</DIV ><DIV CLASS="refsect1" ><A NAME="AEN92605" ></A ><H2 >Description</H2 >int <B CLASS="methodname" >sybase_pconnect</B > ( string servername, string username, string password [, string charset])<BR ></BR ><P > Returns: A positive Sybase persistent link identifier on success, or <TT CLASS="constant" ><B >FALSE</B ></TT > on error</P ><P > <B CLASS="function" >sybase_pconnect()</B > acts very much like <A HREF="function.sybase-connect.html" ><B CLASS="function" >sybase_connect()</B ></A > with two major differences.</P ><P > First, when connecting, the function would first try to find a (persistent) link that's already open with the same host, username and password. If one is found, an identifier for it will be returned instead of opening a new connection.</P ><P > Second, the connection to the SQL server will not be closed when the execution of the script ends. Instead, the link will remain open for future use (<A HREF="function.sybase-close.html" ><B CLASS="function" >sybase_close()</B ></A > will not close links established by <B CLASS="function" >sybase_pconnect()()</B >). </P ><P > This type of links is therefore called 'persistent'. </P ></DIV ><DIV CLASS="NAVFOOTER" ><HR ALIGN="LEFT" WIDTH="100%"><TABLE SUMMARY="Footer navigation table" WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" ><A HREF="function.sybase-num-rows.html" ACCESSKEY="P" >Prev</A ></TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="index.html" ACCESSKEY="H" >Home</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" ><A HREF="function.sybase-query.html" ACCESSKEY="N" >Next</A ></TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" >sybase_num_rows</TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="ref.sybase.html" ACCESSKEY="U" >Up</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" >sybase_query</TD ></TR ></TABLE ></DIV ></BODY ></HTML >