<HTML ><HEAD ><TITLE >mysql_select_db</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="MySQL Functions" HREF="ref.mysql.html"><LINK REL="PREVIOUS" TITLE="mysql_result" HREF="function.mysql-result.html"><LINK REL="NEXT" TITLE="mysql_stat" HREF="function.mysql-stat.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.mysql-result.html" ACCESSKEY="P" >Prev</A ></TD ><TD WIDTH="80%" ALIGN="center" VALIGN="bottom" ></TD ><TD WIDTH="10%" ALIGN="right" VALIGN="bottom" ><A HREF="function.mysql-stat.html" ACCESSKEY="N" >Next</A ></TD ></TR ></TABLE ><HR ALIGN="LEFT" WIDTH="100%"></DIV ><H1 ><A NAME="function.mysql-select-db" ></A >mysql_select_db</H1 ><DIV CLASS="refnamediv" ><A NAME="AEN59506" ></A ><P > (PHP 3, PHP 4 )</P >mysql_select_db -- Select a MySQL database</DIV ><DIV CLASS="refsect1" ><A NAME="AEN59509" ></A ><H2 >Description</H2 >bool <B CLASS="methodname" >mysql_select_db</B > ( string database_name [, resource link_identifier])<BR ></BR ><P > Returns <TT CLASS="constant" ><B >TRUE</B ></TT > on success or <TT CLASS="constant" ><B >FALSE</B ></TT > on failure. </P ><P > <B CLASS="function" >mysql_select_db()</B > sets the current active database on the server that's associated with the specified link identifier. If no link identifier is specified, the last opened link is assumed. If no link is open, the function will try to establish a link as if <A HREF="function.mysql-connect.html" ><B CLASS="function" >mysql_connect()</B ></A > was called without arguments, and use it. </P ><P > Every subsequent call to <A HREF="function.mysql-query.html" ><B CLASS="function" >mysql_query()</B ></A > will be made on the active database. </P ><P > See also: <A HREF="function.mysql-connect.html" ><B CLASS="function" >mysql_connect()</B ></A >, <A HREF="function.mysql-pconnect.html" ><B CLASS="function" >mysql_pconnect()</B ></A >, and <A HREF="function.mysql-query.html" ><B CLASS="function" >mysql_query()</B ></A >. </P ><P > For downward compatibility <B CLASS="function" >mysql_selectdb()</B > can also be used. This is deprecated however. </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.mysql-result.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.mysql-stat.html" ACCESSKEY="N" >Next</A ></TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" >mysql_result</TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="ref.mysql.html" ACCESSKEY="U" >Up</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" >mysql_stat</TD ></TR ></TABLE ></DIV ></BODY ></HTML >