<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <html> <head> <meta http-equiv="content-type" content="text/html; charset=UTF-8"> <title>Examples</title> </head> <body><div class="manualnavbar" style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="oci8.constants.html">Predefined Constants</a></div> <div class="next" style="text-align: right; float: right;"><a href="oci8.connection.html">OCI8 Connection Handling and Connection Pooling</a></div> <div class="up"><a href="book.oci8.html">OCI8</a></div> <div class="home"><a href="index.html">PHP Manual</a></div> </div><hr /><div id="oci8.examples" class="chapter"> <h1>Examples</h1> <p class="para"> These examples connect as the <em>HR</em> user, which is the sample "Human Resources" schema supplied with the Oracle database. The account may need to be unlocked and the password reset before you can use it. </p> <p class="para"> The examples connect to the <em>XE</em> database on your machine. Change the connect string to your database before running the examples. </p> <div class="example" id="example-1936"> <p><strong>Example #1 Basic query</strong></p> <div class="example-contents"><p> This shows querying and displaying results. Statements in OCI8 use a prepare-execute-fetch sequence of steps. </p></div> <div class="example-contents"> <div class="phpcode"><code><span style="color: #000000"> <span style="color: #0000BB"><?php<br /><br />$conn </span><span style="color: #007700">= </span><span style="color: #0000BB">oci_connect</span><span style="color: #007700">(</span><span style="color: #DD0000">'hr'</span><span style="color: #007700">, </span><span style="color: #DD0000">'welcome'</span><span style="color: #007700">, </span><span style="color: #DD0000">'localhost/XE'</span><span style="color: #007700">);<br />if (!</span><span style="color: #0000BB">$conn</span><span style="color: #007700">) {<br /> </span><span style="color: #0000BB">$e </span><span style="color: #007700">= </span><span style="color: #0000BB">oci_error</span><span style="color: #007700">();<br /> </span><span style="color: #0000BB">trigger_error</span><span style="color: #007700">(</span><span style="color: #0000BB">htmlentities</span><span style="color: #007700">(</span><span style="color: #0000BB">$e</span><span style="color: #007700">[</span><span style="color: #DD0000">'message'</span><span style="color: #007700">], </span><span style="color: #0000BB">ENT_QUOTES</span><span style="color: #007700">), </span><span style="color: #0000BB">E_USER_ERROR</span><span style="color: #007700">);<br />}<br /><br /></span><span style="color: #FF8000">// Prepare the statement<br /></span><span style="color: #0000BB">$stid </span><span style="color: #007700">= </span><span style="color: #0000BB">oci_parse</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn</span><span style="color: #007700">, </span><span style="color: #DD0000">'SELECT * FROM departments'</span><span style="color: #007700">);<br />if (!</span><span style="color: #0000BB">$stid</span><span style="color: #007700">) {<br /> </span><span style="color: #0000BB">$e </span><span style="color: #007700">= </span><span style="color: #0000BB">oci_error</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn</span><span style="color: #007700">);<br /> </span><span style="color: #0000BB">trigger_error</span><span style="color: #007700">(</span><span style="color: #0000BB">htmlentities</span><span style="color: #007700">(</span><span style="color: #0000BB">$e</span><span style="color: #007700">[</span><span style="color: #DD0000">'message'</span><span style="color: #007700">], </span><span style="color: #0000BB">ENT_QUOTES</span><span style="color: #007700">), </span><span style="color: #0000BB">E_USER_ERROR</span><span style="color: #007700">);<br />}<br /><br /></span><span style="color: #FF8000">// Perform the logic of the query<br /></span><span style="color: #0000BB">$r </span><span style="color: #007700">= </span><span style="color: #0000BB">oci_execute</span><span style="color: #007700">(</span><span style="color: #0000BB">$stid</span><span style="color: #007700">);<br />if (!</span><span style="color: #0000BB">$r</span><span style="color: #007700">) {<br /> </span><span style="color: #0000BB">$e </span><span style="color: #007700">= </span><span style="color: #0000BB">oci_error</span><span style="color: #007700">(</span><span style="color: #0000BB">$stid</span><span style="color: #007700">);<br /> </span><span style="color: #0000BB">trigger_error</span><span style="color: #007700">(</span><span style="color: #0000BB">htmlentities</span><span style="color: #007700">(</span><span style="color: #0000BB">$e</span><span style="color: #007700">[</span><span style="color: #DD0000">'message'</span><span style="color: #007700">], </span><span style="color: #0000BB">ENT_QUOTES</span><span style="color: #007700">), </span><span style="color: #0000BB">E_USER_ERROR</span><span style="color: #007700">);<br />}<br /><br /></span><span style="color: #FF8000">// Fetch the results of the query<br /></span><span style="color: #007700">print </span><span style="color: #DD0000">"<table border='1'>\n"</span><span style="color: #007700">;<br />while (</span><span style="color: #0000BB">$row </span><span style="color: #007700">= </span><span style="color: #0000BB">oci_fetch_array</span><span style="color: #007700">(</span><span style="color: #0000BB">$stid</span><span style="color: #007700">, </span><span style="color: #0000BB">OCI_ASSOC</span><span style="color: #007700">+</span><span style="color: #0000BB">OCI_RETURN_NULLS</span><span style="color: #007700">)) {<br /> print </span><span style="color: #DD0000">"<tr>\n"</span><span style="color: #007700">;<br /> foreach (</span><span style="color: #0000BB">$row </span><span style="color: #007700">as </span><span style="color: #0000BB">$item</span><span style="color: #007700">) {<br /> print </span><span style="color: #DD0000">" <td>" </span><span style="color: #007700">. (</span><span style="color: #0000BB">$item </span><span style="color: #007700">!== </span><span style="color: #0000BB">null </span><span style="color: #007700">? </span><span style="color: #0000BB">htmlentities</span><span style="color: #007700">(</span><span style="color: #0000BB">$item</span><span style="color: #007700">, </span><span style="color: #0000BB">ENT_QUOTES</span><span style="color: #007700">) : </span><span style="color: #DD0000">"&nbsp;"</span><span style="color: #007700">) . </span><span style="color: #DD0000">"</td>\n"</span><span style="color: #007700">;<br /> }<br /> print </span><span style="color: #DD0000">"</tr>\n"</span><span style="color: #007700">;<br />}<br />print </span><span style="color: #DD0000">"</table>\n"</span><span style="color: #007700">;<br /><br /></span><span style="color: #0000BB">oci_free_statement</span><span style="color: #007700">(</span><span style="color: #0000BB">$stid</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">oci_close</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">?></span> </span> </code></div> </div> </div> <div class="example" id="example-1937"> <p><strong>Example #2 Inserting with bind variables</strong></p> <div class="example-contents"><p> Bind variables improve performance by allowing reuse of execution contexts and caches. Bind variables improve security by preventing some kinds of SQL Injection problems. </p></div> <div class="example-contents"> <div class="phpcode"><code><span style="color: #000000"> <span style="color: #0000BB"><?php<br /><br /></span><span style="color: #FF8000">// Before running, create the table:<br />// CREATE TABLE MYTABLE (mid NUMBER, myd VARCHAR2(20));<br /><br /></span><span style="color: #0000BB">$conn </span><span style="color: #007700">= </span><span style="color: #0000BB">oci_connect</span><span style="color: #007700">(</span><span style="color: #DD0000">'hr'</span><span style="color: #007700">, </span><span style="color: #DD0000">'welcome'</span><span style="color: #007700">, </span><span style="color: #DD0000">'localhost/XE'</span><span style="color: #007700">);<br />if (!</span><span style="color: #0000BB">$conn</span><span style="color: #007700">) {<br /> </span><span style="color: #0000BB">$e </span><span style="color: #007700">= </span><span style="color: #0000BB">oci_error</span><span style="color: #007700">();<br /> </span><span style="color: #0000BB">trigger_error</span><span style="color: #007700">(</span><span style="color: #0000BB">htmlentities</span><span style="color: #007700">(</span><span style="color: #0000BB">$e</span><span style="color: #007700">[</span><span style="color: #DD0000">'message'</span><span style="color: #007700">], </span><span style="color: #0000BB">ENT_QUOTES</span><span style="color: #007700">), </span><span style="color: #0000BB">E_USER_ERROR</span><span style="color: #007700">);<br />}<br /><br /></span><span style="color: #0000BB">$stid </span><span style="color: #007700">= </span><span style="color: #0000BB">oci_parse</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn</span><span style="color: #007700">, </span><span style="color: #DD0000">'INSERT INTO MYTABLE (mid, myd) VALUES(:myid, :mydata)'</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">$id </span><span style="color: #007700">= </span><span style="color: #0000BB">60</span><span style="color: #007700">;<br /></span><span style="color: #0000BB">$data </span><span style="color: #007700">= </span><span style="color: #DD0000">'Some data'</span><span style="color: #007700">;<br /><br /></span><span style="color: #0000BB">oci_bind_by_name</span><span style="color: #007700">(</span><span style="color: #0000BB">$stid</span><span style="color: #007700">, </span><span style="color: #DD0000">':myid'</span><span style="color: #007700">, </span><span style="color: #0000BB">$id</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">oci_bind_by_name</span><span style="color: #007700">(</span><span style="color: #0000BB">$stid</span><span style="color: #007700">, </span><span style="color: #DD0000">':mydata'</span><span style="color: #007700">, </span><span style="color: #0000BB">$data</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">$r </span><span style="color: #007700">= </span><span style="color: #0000BB">oci_execute</span><span style="color: #007700">(</span><span style="color: #0000BB">$stid</span><span style="color: #007700">); </span><span style="color: #FF8000">// executes and commits<br /><br /></span><span style="color: #007700">if (</span><span style="color: #0000BB">$r</span><span style="color: #007700">) {<br /> print </span><span style="color: #DD0000">"One row inserted"</span><span style="color: #007700">;<br />}<br /><br /></span><span style="color: #0000BB">oci_free_statement</span><span style="color: #007700">(</span><span style="color: #0000BB">$stid</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">oci_close</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">?></span> </span> </code></div> </div> </div> <div class="example" id="example-1938"> <p><strong>Example #3 Inserting data into a CLOB column</strong></p> <div class="example-contents"><p> For large data use binary long object (BLOB) or character long object (CLOB) types. This example uses CLOB. </p></div> <div class="example-contents"> <div class="phpcode"><code><span style="color: #000000"> <span style="color: #0000BB"><?php<br /><br /></span><span style="color: #FF8000">// Before running, create the table:<br />// CREATE TABLE MYTABLE (mykey NUMBER, myclob CLOB);<br /><br /></span><span style="color: #0000BB">$conn </span><span style="color: #007700">= </span><span style="color: #0000BB">oci_connect</span><span style="color: #007700">(</span><span style="color: #DD0000">'hr'</span><span style="color: #007700">, </span><span style="color: #DD0000">'welcome'</span><span style="color: #007700">, </span><span style="color: #DD0000">'localhost/XE'</span><span style="color: #007700">);<br />if (!</span><span style="color: #0000BB">$conn</span><span style="color: #007700">) {<br /> </span><span style="color: #0000BB">$e </span><span style="color: #007700">= </span><span style="color: #0000BB">oci_error</span><span style="color: #007700">();<br /> </span><span style="color: #0000BB">trigger_error</span><span style="color: #007700">(</span><span style="color: #0000BB">htmlentities</span><span style="color: #007700">(</span><span style="color: #0000BB">$e</span><span style="color: #007700">[</span><span style="color: #DD0000">'message'</span><span style="color: #007700">], </span><span style="color: #0000BB">ENT_QUOTES</span><span style="color: #007700">), </span><span style="color: #0000BB">E_USER_ERROR</span><span style="color: #007700">);<br />}<br /><br /></span><span style="color: #0000BB">$mykey </span><span style="color: #007700">= </span><span style="color: #0000BB">12343</span><span style="color: #007700">; </span><span style="color: #FF8000">// arbitrary key for this example;<br /><br /></span><span style="color: #0000BB">$sql </span><span style="color: #007700">= </span><span style="color: #DD0000">"INSERT INTO mytable (mykey, myclob)<br /> VALUES (:mykey, EMPTY_CLOB())<br /> RETURNING myclob INTO :myclob"</span><span style="color: #007700">;<br /><br /></span><span style="color: #0000BB">$stid </span><span style="color: #007700">= </span><span style="color: #0000BB">oci_parse</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn</span><span style="color: #007700">, </span><span style="color: #0000BB">$sql</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$clob </span><span style="color: #007700">= </span><span style="color: #0000BB">oci_new_descriptor</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn</span><span style="color: #007700">, </span><span style="color: #0000BB">OCI_D_LOB</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">oci_bind_by_name</span><span style="color: #007700">(</span><span style="color: #0000BB">$stid</span><span style="color: #007700">, </span><span style="color: #DD0000">":mykey"</span><span style="color: #007700">, </span><span style="color: #0000BB">$mykey</span><span style="color: #007700">, </span><span style="color: #0000BB">5</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">oci_bind_by_name</span><span style="color: #007700">(</span><span style="color: #0000BB">$stid</span><span style="color: #007700">, </span><span style="color: #DD0000">":myclob"</span><span style="color: #007700">, </span><span style="color: #0000BB">$clob</span><span style="color: #007700">, -</span><span style="color: #0000BB">1</span><span style="color: #007700">, </span><span style="color: #0000BB">OCI_B_CLOB</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">oci_execute</span><span style="color: #007700">(</span><span style="color: #0000BB">$stid</span><span style="color: #007700">, </span><span style="color: #0000BB">OCI_NO_AUTO_COMMIT</span><span style="color: #007700">); </span><span style="color: #FF8000">// use OCI_DEFAULT for PHP <= 5.3.1<br /></span><span style="color: #0000BB">$clob</span><span style="color: #007700">-></span><span style="color: #0000BB">save</span><span style="color: #007700">(</span><span style="color: #DD0000">"A very long string"</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">oci_commit</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn</span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">// Fetching CLOB data<br /><br /></span><span style="color: #0000BB">$query </span><span style="color: #007700">= </span><span style="color: #DD0000">'SELECT myclob FROM mytable WHERE mykey = :mykey'</span><span style="color: #007700">;<br /><br /></span><span style="color: #0000BB">$stid </span><span style="color: #007700">= </span><span style="color: #0000BB">oci_parse </span><span style="color: #007700">(</span><span style="color: #0000BB">$conn</span><span style="color: #007700">, </span><span style="color: #0000BB">$query</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">oci_bind_by_name</span><span style="color: #007700">(</span><span style="color: #0000BB">$stid</span><span style="color: #007700">, </span><span style="color: #DD0000">":mykey"</span><span style="color: #007700">, </span><span style="color: #0000BB">$mykey</span><span style="color: #007700">, </span><span style="color: #0000BB">5</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">oci_execute</span><span style="color: #007700">(</span><span style="color: #0000BB">$stid</span><span style="color: #007700">);<br /><br />print </span><span style="color: #DD0000">'<table border="1">'</span><span style="color: #007700">;<br />while (</span><span style="color: #0000BB">$row </span><span style="color: #007700">= </span><span style="color: #0000BB">oci_fetch_array</span><span style="color: #007700">(</span><span style="color: #0000BB">$stid</span><span style="color: #007700">, </span><span style="color: #0000BB">OCI_ASSOC</span><span style="color: #007700">)) {<br /> </span><span style="color: #0000BB">$result </span><span style="color: #007700">= </span><span style="color: #0000BB">$row</span><span style="color: #007700">[</span><span style="color: #DD0000">'MYCLOB'</span><span style="color: #007700">]-></span><span style="color: #0000BB">load</span><span style="color: #007700">();<br /> print </span><span style="color: #DD0000">'<tr><td>'</span><span style="color: #007700">.</span><span style="color: #0000BB">$result</span><span style="color: #007700">.</span><span style="color: #DD0000">'</td></tr>'</span><span style="color: #007700">;<br />}<br />print </span><span style="color: #DD0000">'</table>'</span><span style="color: #007700">;<br /><br /></span><span style="color: #0000BB">?></span> </span> </code></div> </div> </div> <div class="example" id="example-1939"> <p><strong>Example #4 Using a PL/SQL stored function</strong></p> <div class="example-contents"><p> You must bind a variable for the return value and optionally for any PL/SQL function arguments. </p></div> <div class="example-contents"> <div class="phpcode"><code><span style="color: #000000"> <span style="color: #0000BB"><?php<br /><br /></span><span style="color: #FF8000">/*<br /> Before running the PHP program, create a stored function in<br /> SQL*Plus or SQL Developer:<br /><br /> CREATE OR REPLACE FUNCTION myfunc(p IN NUMBER) RETURN NUMBER AS<br /> BEGIN<br /> RETURN p * 3;<br /> END;<br /><br />*/<br /><br /></span><span style="color: #0000BB">$conn </span><span style="color: #007700">= </span><span style="color: #0000BB">oci_connect</span><span style="color: #007700">(</span><span style="color: #DD0000">'hr'</span><span style="color: #007700">, </span><span style="color: #DD0000">'welcome'</span><span style="color: #007700">, </span><span style="color: #DD0000">'localhost/XE'</span><span style="color: #007700">);<br />if (!</span><span style="color: #0000BB">$conn</span><span style="color: #007700">) {<br /> </span><span style="color: #0000BB">$e </span><span style="color: #007700">= </span><span style="color: #0000BB">oci_error</span><span style="color: #007700">();<br /> </span><span style="color: #0000BB">trigger_error</span><span style="color: #007700">(</span><span style="color: #0000BB">htmlentities</span><span style="color: #007700">(</span><span style="color: #0000BB">$e</span><span style="color: #007700">[</span><span style="color: #DD0000">'message'</span><span style="color: #007700">], </span><span style="color: #0000BB">ENT_QUOTES</span><span style="color: #007700">), </span><span style="color: #0000BB">E_USER_ERROR</span><span style="color: #007700">);<br />}<br /><br /></span><span style="color: #0000BB">$p </span><span style="color: #007700">= </span><span style="color: #0000BB">8</span><span style="color: #007700">;<br /><br /></span><span style="color: #0000BB">$stid </span><span style="color: #007700">= </span><span style="color: #0000BB">oci_parse</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn</span><span style="color: #007700">, </span><span style="color: #DD0000">'begin :r := myfunc(:p); end;'</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">oci_bind_by_name</span><span style="color: #007700">(</span><span style="color: #0000BB">$stid</span><span style="color: #007700">, </span><span style="color: #DD0000">':p'</span><span style="color: #007700">, </span><span style="color: #0000BB">$p</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">oci_bind_by_name</span><span style="color: #007700">(</span><span style="color: #0000BB">$stid</span><span style="color: #007700">, </span><span style="color: #DD0000">':r'</span><span style="color: #007700">, </span><span style="color: #0000BB">$r</span><span style="color: #007700">, </span><span style="color: #0000BB">40</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">oci_execute</span><span style="color: #007700">(</span><span style="color: #0000BB">$stid</span><span style="color: #007700">);<br /><br />print </span><span style="color: #DD0000">"</span><span style="color: #0000BB">$r</span><span style="color: #DD0000">\n"</span><span style="color: #007700">; </span><span style="color: #FF8000">// prints 24<br /><br /></span><span style="color: #0000BB">oci_free_statement</span><span style="color: #007700">(</span><span style="color: #0000BB">$stid</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">oci_close</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">?></span> </span> </code></div> </div> </div> <div class="example" id="example-1940"> <p><strong>Example #5 Using a PL/SQL stored procedure</strong></p> <div class="example-contents"><p> With stored procedures, you should bind variables for any arguments. </p></div> <div class="example-contents"> <div class="phpcode"><code><span style="color: #000000"> <span style="color: #0000BB"><?php<br /><br /></span><span style="color: #FF8000">/*<br /> Before running the PHP program, create a stored procedure in<br /> SQL*Plus or SQL Developer:<br /><br /> CREATE OR REPLACE PROCEDURE myproc(p1 IN NUMBER, p2 OUT NUMBER) AS<br /> BEGIN<br /> p2 := p1 * 2;<br /> END;<br /><br />*/<br /><br /></span><span style="color: #0000BB">$conn </span><span style="color: #007700">= </span><span style="color: #0000BB">oci_connect</span><span style="color: #007700">(</span><span style="color: #DD0000">'hr'</span><span style="color: #007700">, </span><span style="color: #DD0000">'welcome'</span><span style="color: #007700">, </span><span style="color: #DD0000">'localhost/XE'</span><span style="color: #007700">);<br />if (!</span><span style="color: #0000BB">$conn</span><span style="color: #007700">) {<br /> </span><span style="color: #0000BB">$e </span><span style="color: #007700">= </span><span style="color: #0000BB">oci_error</span><span style="color: #007700">();<br /> </span><span style="color: #0000BB">trigger_error</span><span style="color: #007700">(</span><span style="color: #0000BB">htmlentities</span><span style="color: #007700">(</span><span style="color: #0000BB">$e</span><span style="color: #007700">[</span><span style="color: #DD0000">'message'</span><span style="color: #007700">], </span><span style="color: #0000BB">ENT_QUOTES</span><span style="color: #007700">), </span><span style="color: #0000BB">E_USER_ERROR</span><span style="color: #007700">);<br />}<br /><br /></span><span style="color: #0000BB">$p1 </span><span style="color: #007700">= </span><span style="color: #0000BB">8</span><span style="color: #007700">;<br /><br /></span><span style="color: #0000BB">$stid </span><span style="color: #007700">= </span><span style="color: #0000BB">oci_parse</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn</span><span style="color: #007700">, </span><span style="color: #DD0000">'begin myproc(:p1, :p2); end;'</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">oci_bind_by_name</span><span style="color: #007700">(</span><span style="color: #0000BB">$stid</span><span style="color: #007700">, </span><span style="color: #DD0000">':p1'</span><span style="color: #007700">, </span><span style="color: #0000BB">$p1</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">oci_bind_by_name</span><span style="color: #007700">(</span><span style="color: #0000BB">$stid</span><span style="color: #007700">, </span><span style="color: #DD0000">':p2'</span><span style="color: #007700">, </span><span style="color: #0000BB">$p2</span><span style="color: #007700">, </span><span style="color: #0000BB">40</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">oci_execute</span><span style="color: #007700">(</span><span style="color: #0000BB">$stid</span><span style="color: #007700">);<br /><br />print </span><span style="color: #DD0000">"</span><span style="color: #0000BB">$p2</span><span style="color: #DD0000">\n"</span><span style="color: #007700">; </span><span style="color: #FF8000">// prints 16<br /><br /></span><span style="color: #0000BB">oci_free_statement</span><span style="color: #007700">(</span><span style="color: #0000BB">$stid</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">oci_close</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">?></span> </span> </code></div> </div> </div> <div class="example" id="example-1941"> <p><strong>Example #6 Calling a PL/SQL function that returns a <em>REF CURSOR</em></strong></p> <div class="example-contents"><p> Each returned value from the query is a <em>REF CURSOR</em> that can be fetched from. </p></div> <div class="example-contents"> <div class="phpcode"><code><span style="color: #000000"> <span style="color: #0000BB"><?php<br /></span><span style="color: #FF8000">/*<br /> Create the PL/SQL stored function as:<br /><br /> CREATE OR REPLACE FUNCTION myfunc(p1 IN NUMBER) RETURN SYS_REFCURSOR AS<br /> rc SYS_REFCURSOR;<br /> BEGIN<br /> OPEN rc FOR SELECT city FROM locations WHERE ROWNUM < p1;<br /> RETURN rc;<br /> END;<br />*/<br /><br /></span><span style="color: #0000BB">$conn </span><span style="color: #007700">= </span><span style="color: #0000BB">oci_connect</span><span style="color: #007700">(</span><span style="color: #DD0000">'hr'</span><span style="color: #007700">, </span><span style="color: #DD0000">'welcome'</span><span style="color: #007700">, </span><span style="color: #DD0000">'localhost/XE'</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">$stid </span><span style="color: #007700">= </span><span style="color: #0000BB">oci_parse</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn</span><span style="color: #007700">, </span><span style="color: #DD0000">'SELECT myfunc(5) AS mfrc FROM dual'</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">oci_execute</span><span style="color: #007700">(</span><span style="color: #0000BB">$stid</span><span style="color: #007700">);<br /><br />echo </span><span style="color: #DD0000">"<table border='1'>\n"</span><span style="color: #007700">;<br />while ((</span><span style="color: #0000BB">$row </span><span style="color: #007700">= </span><span style="color: #0000BB">oci_fetch_array</span><span style="color: #007700">(</span><span style="color: #0000BB">$stid</span><span style="color: #007700">, </span><span style="color: #0000BB">OCI_ASSOC</span><span style="color: #007700">))) {<br /> echo </span><span style="color: #DD0000">"<tr>\n"</span><span style="color: #007700">;<br /> </span><span style="color: #0000BB">$rc </span><span style="color: #007700">= </span><span style="color: #0000BB">$row</span><span style="color: #007700">[</span><span style="color: #DD0000">'MFRC'</span><span style="color: #007700">];<br /> </span><span style="color: #0000BB">oci_execute</span><span style="color: #007700">(</span><span style="color: #0000BB">$rc</span><span style="color: #007700">); </span><span style="color: #FF8000">// returned column value from the query is a ref cursor<br /> </span><span style="color: #007700">while ((</span><span style="color: #0000BB">$rc_row </span><span style="color: #007700">= </span><span style="color: #0000BB">oci_fetch_array</span><span style="color: #007700">(</span><span style="color: #0000BB">$rc</span><span style="color: #007700">, </span><span style="color: #0000BB">OCI_ASSOC</span><span style="color: #007700">))) { <br /> echo </span><span style="color: #DD0000">" <td>" </span><span style="color: #007700">. </span><span style="color: #0000BB">$rc_row</span><span style="color: #007700">[</span><span style="color: #DD0000">'CITY'</span><span style="color: #007700">] . </span><span style="color: #DD0000">"</td>\n"</span><span style="color: #007700">;<br /> }<br /> </span><span style="color: #0000BB">oci_free_statement</span><span style="color: #007700">(</span><span style="color: #0000BB">$rc</span><span style="color: #007700">);<br /> echo </span><span style="color: #DD0000">"</tr>\n"</span><span style="color: #007700">;<br />}<br />echo </span><span style="color: #DD0000">"</table>\n"</span><span style="color: #007700">;<br /><br /></span><span style="color: #FF8000">// Output is:<br />// Beijing<br />// Bern<br />// Bombay<br />// Geneva<br /><br /></span><span style="color: #0000BB">oci_free_statement</span><span style="color: #007700">(</span><span style="color: #0000BB">$stid</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">oci_close</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">?></span> </span> </code></div> </div> </div> </div> <hr /><div class="manualnavbar" style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="oci8.constants.html">Predefined Constants</a></div> <div class="next" style="text-align: right; float: right;"><a href="oci8.connection.html">OCI8 Connection Handling and Connection Pooling</a></div> <div class="up"><a href="book.oci8.html">OCI8</a></div> <div class="home"><a href="index.html">PHP Manual</a></div> </div></body></html>