<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <HTML ><HEAD ><TITLE >pg_field_type_oid</TITLE ><META NAME="GENERATOR" CONTENT="Modular DocBook HTML Stylesheet Version 1.79"><LINK REL="HOME" TITLE="Manual do PHP" HREF="index.html"><LINK REL="UP" TITLE="PostgreSQL" HREF="ref.pgsql.html"><LINK REL="PREVIOUS" TITLE="pg_field_table" HREF="function.pg-field-table.html"><LINK REL="NEXT" TITLE="pg_field_type" HREF="function.pg-field-type.html"><META HTTP-EQUIV="Content-type" CONTENT="text/html; charset=UTF-8"></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" >Manual do PHP</TH ></TR ><TR ><TD WIDTH="10%" ALIGN="left" VALIGN="bottom" ><A HREF="function.pg-field-table.html" ACCESSKEY="P" >Anterior</A ></TD ><TD WIDTH="80%" ALIGN="center" VALIGN="bottom" ></TD ><TD WIDTH="10%" ALIGN="right" VALIGN="bottom" ><A HREF="function.pg-field-type.html" ACCESSKEY="N" >Próxima</A ></TD ></TR ></TABLE ><HR ALIGN="LEFT" WIDTH="100%"></DIV ><H1 ><A NAME="function.pg-field-type-oid" ></A >pg_field_type_oid</H1 ><DIV CLASS="refnamediv" ><A NAME="AEN181267" ></A ><P > (PHP 5 >= 5.1.0RC1)</P >pg_field_type_oid -- Returns the type ID (OID) for the corresponding field number </DIV ><DIV CLASS="refsect1" ><A NAME="AEN181270" ></A ><H2 >Descrição</H2 >int <B CLASS="methodname" >pg_field_type_oid</B > ( resource result, int field_number )<BR ></BR ><P > <B CLASS="function" >pg_field_type_oid()</B > returns an integer containing the OID of the base type of the given <CODE CLASS="parameter" >field_number</CODE > in the given PostgreSQL <CODE CLASS="parameter" >result</CODE > resource. </P ><P > You can get more information about the field type by querying PostgreSQL's <TT CLASS="literal" >pg_type</TT > system table using the OID obtained with this function. The PostgreSQL <B CLASS="function" >format_type()</B > function will convert a type OID into an SQL standard type name. </P ><DIV CLASS="note" ><BLOCKQUOTE CLASS="note" ><P ><B >Nota: </B > If the field uses a PostgreSQL domain (rather than a basic type), it is the OID of the domain's underlying type that is returned, rather than the OID of the domain itself. </P ></BLOCKQUOTE ></DIV ></DIV ><DIV CLASS="refsect1" ><A NAME="AEN181290" ></A ><H2 >Parâmetros</H2 ><P > <P ></P ><DIV CLASS="variablelist" ><DL ><DT ><CODE CLASS="parameter" >result</CODE ></DT ><DD ><P > PostgreSQL query result resource, returned by <A HREF="function.pg-query.html" ><B CLASS="function" >pg_query()</B ></A >, <A HREF="function.pg-query-params.html" ><B CLASS="function" >pg_query_params()</B ></A > or <A HREF="function.pg-execute.html" ><B CLASS="function" >pg_execute()</B ></A > (among others). </P ></DD ><DT ><CODE CLASS="parameter" >field_number</CODE ></DT ><DD ><P > Field number, starting from 0. </P ></DD ></DL ></DIV > </P ></DIV ><DIV CLASS="refsect1" ><A NAME="AEN181307" ></A ><H2 >Valores de retornado</H2 ><P > The OID of the field's base type. <TT CLASS="constant" ><B >FALSE</B ></TT > is returned on error. </P ></DIV ><DIV CLASS="refsect1" ><A NAME="AEN181311" ></A ><H2 >Exemplos</H2 ><P > <TABLE WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" CLASS="EXAMPLE" ><TR ><TD ><DIV CLASS="example" ><A NAME="AEN181314" ></A ><P ><B >Exemplo 1. Getting information about fields</B ></P ><TABLE BORDER="0" BGCOLOR="#E0E0E0" CELLPADDING="5" ><TR ><TD ><code><font color="#000000"> <font color="#0000BB"><?php<br /> $dbconn </font><font color="#007700">= </font><font color="#0000BB">pg_connect</font><font color="#007700">(</font><font color="#DD0000">"dbname=publisher"</font><font color="#007700">) or die(</font><font color="#DD0000">"Could not connect"</font><font color="#007700">);<br /><br /> </font><font color="#FF8000">// Assume 'title' is a varchar type<br /> </font><font color="#0000BB">$res </font><font color="#007700">= </font><font color="#0000BB">pg_query</font><font color="#007700">(</font><font color="#0000BB">$dbconn</font><font color="#007700">, </font><font color="#DD0000">"select title from authors where author = 'Orwell'"</font><font color="#007700">);<br /><br /> echo </font><font color="#DD0000">"Title field type OID: "</font><font color="#007700">, </font><font color="#0000BB">pg_field_type_oid</font><font color="#007700">(</font><font color="#0000BB">$res</font><font color="#007700">, </font><font color="#0000BB">0</font><font color="#007700">);<br /></font><font color="#0000BB">?></font> </font> </code></TD ></TR ></TABLE ><P >O exemplo acima irá imprimir:</P ><TABLE BORDER="0" BGCOLOR="#E0E0E0" CELLPADDING="5" ><TR ><TD ><PRE CLASS="screen" >Title field type OID: 1043</PRE ></TD ></TR ></TABLE ></DIV ></TD ></TR ></TABLE > </P ></DIV ><DIV CLASS="refsect1" ><A NAME="AEN181319" ></A ><H2 >Veja também</H2 ><P > <P ></P ><TABLE BORDER="0" ><TBODY ><TR ><TD ><A HREF="function.pg-field-type.html" ><B CLASS="function" >pg_field_type()</B ></A ></TD ></TR ><TR ><TD ><A HREF="function.pg-field-prtlen.html" ><B CLASS="function" >pg_field_prtlen()</B ></A ></TD ></TR ><TR ><TD ><A HREF="function.pg-field-name.html" ><B CLASS="function" >pg_field_name()</B ></A ></TD ></TR ></TBODY ></TABLE ><P ></P > </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.pg-field-table.html" ACCESSKEY="P" >Anterior</A ></TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="index.html" ACCESSKEY="H" >Principal</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" ><A HREF="function.pg-field-type.html" ACCESSKEY="N" >Próxima</A ></TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" >pg_field_table</TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="ref.pgsql.html" ACCESSKEY="U" >Acima</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" >pg_field_type</TD ></TR ></TABLE ></DIV ></BODY ></HTML >