<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <HTML ><HEAD ><TITLE >ifx_query</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="Informix Functions" HREF="ref.ifx.html"><LINK REL="PREVIOUS" TITLE="ifx_prepare" HREF="function.ifx-prepare.html"><LINK REL="NEXT" TITLE="ifx_textasvarchar" HREF="function.ifx-textasvarchar.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.ifx-prepare.html" ACCESSKEY="P" >Anterior</A ></TD ><TD WIDTH="80%" ALIGN="center" VALIGN="bottom" ></TD ><TD WIDTH="10%" ALIGN="right" VALIGN="bottom" ><A HREF="function.ifx-textasvarchar.html" ACCESSKEY="N" >Próxima</A ></TD ></TR ></TABLE ><HR ALIGN="LEFT" WIDTH="100%"></DIV ><H1 ><A NAME="function.ifx-query" ></A >ifx_query</H1 ><DIV CLASS="refnamediv" ><A NAME="AEN97069" ></A ><P > (PHP 3 >= 3.0.3, PHP 4, PHP 5)</P >ifx_query -- Send Informix query</DIV ><DIV CLASS="refsect1" ><A NAME="AEN97072" ></A ><H2 >Descrição</H2 >resource <B CLASS="methodname" >ifx_query</B > ( string query, resource link_identifier [, int cursor_type [, mixed blobidarray]] )<BR ></BR ><P > Sends a <CODE CLASS="parameter" >query</CODE > to the currently active database on the server that's associated with the specified link identifier. </P ><P > For "select-type" queries a cursor is declared and opened. Non-select queries are "execute immediate". </P ><P > For either query type the number of (estimated or real) affected rows is saved for retrieval by <A HREF="function.ifx-affected-rows.html" ><B CLASS="function" >ifx_affected_rows()</B ></A >. </P ><P > If the contents of the TEXT (or BYTE) column allow it, you can also use <TT CLASS="literal" >ifx_textasvarchar(1)</TT > and <TT CLASS="literal" >ifx_byteasvarchar(1)</TT >. This allows you to treat TEXT (or BYTE) columns just as if they were ordinary (but long) VARCHAR columns for select queries, and you don't need to bother with blob id's. </P ><P > With <TT CLASS="literal" >ifx_textasvarchar(0)</TT > or <TT CLASS="literal" >ifx_byteasvarchar(0)</TT > (the default situation), select queries will return BLOB columns as blob id's (integer value). You can get the value of the blob as a string or file with the blob functions (see below). </P ></DIV ><DIV CLASS="refsect1" ><A NAME="AEN97100" ></A ><H2 >Parâmetros</H2 ><P > <P ></P ><DIV CLASS="variablelist" ><DL ><DT ><CODE CLASS="parameter" >query</CODE ></DT ><DD ><P > The query string. </P ></DD ><DT ><CODE CLASS="parameter" >link_identifier</CODE ></DT ><DD ><P > The link identifier. </P ></DD ><DT ><CODE CLASS="parameter" >cursor_def</CODE ></DT ><DD ><P > This optional parameter allows you to make this a <TT CLASS="literal" >scroll</TT > and/or <TT CLASS="literal" >hold</TT > cursor. It's a bitmask and can be either <TT CLASS="constant" ><B >IFX_SCROLL</B ></TT >, <TT CLASS="constant" ><B >IFX_HOLD</B ></TT >, or both or'ed together. I you omit this parameter the cursor is a normal sequential cursor. </P ></DD ><DT ><CODE CLASS="parameter" >blobidarray</CODE ></DT ><DD ><P > If you have BLOB (BYTE or TEXT) columns in the query, you can add a <CODE CLASS="parameter" >blobidarray</CODE > parameter containing the corresponding "blob ids", and you should replace those columns with a "?" in the query text. </P ></DD ></DL ></DIV > </P ></DIV ><DIV CLASS="refsect1" ><A NAME="AEN97129" ></A ><H2 >Valores de retornado</H2 ><P > Returns valid Informix result identifier on success, or <TT CLASS="constant" ><B >FALSE</B ></TT > on errors. </P ></DIV ><DIV CLASS="refsect1" ><A NAME="AEN97133" ></A ><H2 >Exemplos</H2 ><P > <TABLE WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" CLASS="EXAMPLE" ><TR ><TD ><DIV CLASS="example" ><A NAME="AEN97136" ></A ><P ><B >Exemplo 1. Show all rows of the "orders" table as a HTML table </B ></P ><TABLE BORDER="0" BGCOLOR="#E0E0E0" CELLPADDING="5" ><TR ><TD ><code><font color="#000000"> <font color="#0000BB"><?php<br />ifx_textasvarchar</font><font color="#007700">(</font><font color="#0000BB">1</font><font color="#007700">); </font><font color="#FF8000">// use "text mode" for blobs<br /></font><font color="#0000BB">$res_id </font><font color="#007700">= </font><font color="#0000BB">ifx_query</font><font color="#007700">(</font><font color="#DD0000">"select * from orders"</font><font color="#007700">, </font><font color="#0000BB">$conn_id</font><font color="#007700">);<br />if (! </font><font color="#0000BB">$res_id</font><font color="#007700">) {<br /> </font><font color="#0000BB">printf</font><font color="#007700">(</font><font color="#DD0000">"Can't select orders : %s\n<br />%s<br />\n"</font><font color="#007700">, </font><font color="#0000BB">ifx_error</font><font color="#007700">());<br /> </font><font color="#0000BB">ifx_errormsg</font><font color="#007700">();<br /> die;<br />}<br /></font><font color="#0000BB">ifx_htmltbl_result</font><font color="#007700">(</font><font color="#0000BB">$res_id</font><font color="#007700">, </font><font color="#DD0000">"border=\"1\""</font><font color="#007700">);<br /></font><font color="#0000BB">ifx_free_result</font><font color="#007700">(</font><font color="#0000BB">$res_id</font><font color="#007700">);<br /></font><font color="#0000BB">?></font> </font> </code></TD ></TR ></TABLE ></DIV ></TD ></TR ></TABLE > <TABLE WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" CLASS="EXAMPLE" ><TR ><TD ><DIV CLASS="example" ><A NAME="AEN97139" ></A ><P ><B >Exemplo 2. Insert some values into the "catalog" table</B ></P ><TABLE BORDER="0" BGCOLOR="#E0E0E0" CELLPADDING="5" ><TR ><TD ><code><font color="#000000"> <font color="#0000BB"><?php<br /><br /></font><font color="#FF8000">// create blob id's for a byte and text column<br /></font><font color="#0000BB">$textid </font><font color="#007700">= </font><font color="#0000BB">ifx_create_blob</font><font color="#007700">(</font><font color="#0000BB">0</font><font color="#007700">, </font><font color="#0000BB">0</font><font color="#007700">, </font><font color="#DD0000">"Text column in memory"</font><font color="#007700">);<br /></font><font color="#0000BB">$byteid </font><font color="#007700">= </font><font color="#0000BB">ifx_create_blob</font><font color="#007700">(</font><font color="#0000BB">1</font><font color="#007700">, </font><font color="#0000BB">0</font><font color="#007700">, </font><font color="#DD0000">"Byte column in memory"</font><font color="#007700">);<br /><br /></font><font color="#FF8000">// store blob id's in a blobid array<br /></font><font color="#0000BB">$blobidarray</font><font color="#007700">[] = </font><font color="#0000BB">$textid</font><font color="#007700">;<br /></font><font color="#0000BB">$blobidarray</font><font color="#007700">[] = </font><font color="#0000BB">$byteid</font><font color="#007700">;<br /><br /></font><font color="#FF8000">// launch query<br /></font><font color="#0000BB">$query </font><font color="#007700">= </font><font color="#DD0000">"insert into catalog (stock_num, manu_code, " </font><font color="#007700">.<br /> </font><font color="#DD0000">"cat_descr,cat_picture) values(1,'HRO',?,?)"</font><font color="#007700">;<br /></font><font color="#0000BB">$res_id </font><font color="#007700">= </font><font color="#0000BB">ifx_query</font><font color="#007700">(</font><font color="#0000BB">$query</font><font color="#007700">, </font><font color="#0000BB">$conn_id</font><font color="#007700">, </font><font color="#0000BB">$blobidarray</font><font color="#007700">);<br />if (! </font><font color="#0000BB">$res_id</font><font color="#007700">) {<br /> </font><font color="#FF8000">/* ... error ... */<br /></font><font color="#007700">}<br /><br /></font><font color="#FF8000">// free result id<br /></font><font color="#0000BB">ifx_free_result</font><font color="#007700">(</font><font color="#0000BB">$res_id</font><font color="#007700">);<br /></font><font color="#0000BB">?></font> </font> </code></TD ></TR ></TABLE ></DIV ></TD ></TR ></TABLE > </P ></DIV ><DIV CLASS="refsect1" ><A NAME="AEN97142" ></A ><H2 >Veja também</H2 ><P > <P ></P ><TABLE BORDER="0" ><TBODY ><TR ><TD ><A HREF="function.ifx-connect.html" ><B CLASS="function" >ifx_connect()</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.ifx-prepare.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.ifx-textasvarchar.html" ACCESSKEY="N" >Próxima</A ></TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" >ifx_prepare</TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="ref.ifx.html" ACCESSKEY="U" >Acima</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" >ifx_textasvarchar</TD ></TR ></TABLE ></DIV ></BODY ></HTML >