function.db2-execute.html

来自「php的帮助文档,涉及到PHP的案例和基本语法,以及实际应用内容」· HTML 代码 · 共 258 行 · 第 1/2 页

     <a href="function.db2-bind-param.html" class="function">db2_bind_param()</a>, then issues
     <b>db2_execute()</b> to execute the CALL statement. After the
     CALL to the stored procedure has been made, the value of
     <i>$num_pets</i> changes to reflect the value returned by the
     stored procedure for that OUT parameter.
    </p></div>
    <div class="example-contents">
<div class="phpcode"><code><span style="color: #000000">
<span style="color: #0000BB">&lt;?php<br />$num_pets&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">0</span><span style="color: #007700">;<br /></span><span style="color: #0000BB">$res&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">db2_prepare</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">"CALL&nbsp;count_my_pets(?)"</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$rc&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">db2_bind_param</span><span style="color: #007700">(</span><span style="color: #0000BB">$res</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">1</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">"num_pets"</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">DB2_PARAM_OUT</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$rc&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">db2_execute</span><span style="color: #007700">(</span><span style="color: #0000BB">$res</span><span style="color: #007700">);<br />print&nbsp;</span><span style="color: #DD0000">"I&nbsp;have&nbsp;$num_pets&nbsp;pets!"</span><span style="color: #007700">;<br /></span><span style="color: #0000BB">?&gt;</span>
</span>
</code></div>
    </div>

    <div class="example-contents"><p>The above example will output:</p></div>
    <div class="example-contents"><pre>
<div class="cdata"><pre>
I have 7 pets!
</pre></div>
    </pre></div>
   </div>
   <div class="example">
    <p><b>Example #3 Returning XML data as a SQL ResultSet</b></p>
    <div class="example-contents"><p>
     The following example demonstrates how to work with documents stored 
     in a XML column using the SAMPLE database. Using some pretty simple 
     SQL/XML, this example returns some of the nodes in a XML document in 
     a SQL ResultSet format that most users are familiar with.
    </p></div>
    <div class="example-contents">
<div class="phpcode"><code><span style="color: #000000">
<span style="color: #0000BB">&lt;?php<br /><br />$conn&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">db2_connect</span><span style="color: #007700">(</span><span style="color: #DD0000">"SAMPLE"</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">"db2inst1"</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">"ibmdb2"</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">$query&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #DD0000">'SELECT&nbsp;*&nbsp;FROM&nbsp;XMLTABLE(<br />&nbsp;&nbsp;&nbsp;&nbsp;XMLNAMESPACES&nbsp;(DEFAULT&nbsp;\'http://posample.org\'),<br />&nbsp;&nbsp;&nbsp;&nbsp;\'db2-fn:xmlcolumn("CUSTOMER.INFO")/customerinfo\'<br />&nbsp;&nbsp;&nbsp;&nbsp;COLUMNS<br />&nbsp;&nbsp;&nbsp;&nbsp;"CID"&nbsp;VARCHAR&nbsp;(50)&nbsp;PATH&nbsp;\'@Cid\',<br />&nbsp;&nbsp;&nbsp;&nbsp;"NAME"&nbsp;VARCHAR&nbsp;(50)&nbsp;PATH&nbsp;\'name\',<br />&nbsp;&nbsp;&nbsp;&nbsp;"PHONE"&nbsp;VARCHAR&nbsp;(50)&nbsp;PATH&nbsp;\'phone&nbsp;[&nbsp;@type&nbsp;=&nbsp;"work"]\'<br />&nbsp;&nbsp;&nbsp;&nbsp;)&nbsp;AS&nbsp;T<br />&nbsp;&nbsp;&nbsp;&nbsp;WHERE&nbsp;NAME&nbsp;=&nbsp;?<br />&nbsp;&nbsp;&nbsp;&nbsp;'</span><span style="color: #007700">;<br /><br /></span><span style="color: #0000BB">$stmt&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">db2_prepare</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">$query</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">$name&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #DD0000">'Kathy&nbsp;Smith'</span><span style="color: #007700">;<br /><br />if&nbsp;(</span><span style="color: #0000BB">$stmt</span><span style="color: #007700">)&nbsp;{<br />&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">db2_bind_param</span><span style="color: #007700">(</span><span style="color: #0000BB">$stmt</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">1</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">"name"</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">DB2_PARAM_IN</span><span style="color: #007700">);<br />&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">db2_execute</span><span style="color: #007700">(</span><span style="color: #0000BB">$stmt</span><span style="color: #007700">);<br /><br />&nbsp;&nbsp;&nbsp;&nbsp;while(</span><span style="color: #0000BB">$row&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">db2_fetch_object</span><span style="color: #007700">(</span><span style="color: #0000BB">$stmt</span><span style="color: #007700">)){<br />&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">printf</span><span style="color: #007700">(</span><span style="color: #DD0000">"$row-&gt;CID&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;$row-&gt;NAME&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;$row-&gt;PHONE\n"</span><span style="color: #007700">);<br />&nbsp;&nbsp;&nbsp;&nbsp;}<br />}<br /></span><span style="color: #0000BB">db2_close</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">?&gt;</span>
</span>
</code></div>
    </div>

    <div class="example-contents"><p>The above example will output:</p></div>
    <div class="example-contents"><pre>
<div class="cdata"><pre>
1000     Kathy Smith     416-555-1358
1001     Kathy Smith     905-555-7258
</pre></div>
    </pre></div>
   </div>
   <div class="example">
    <p><b>Example #4 Performing a &quot;JOIN&quot; with XML data</b></p>
    <div class="example-contents"><p>
     The following example works with documents stored in 2 different 
     XML columns in the SAMPLE database. It creates 2 temporary 
     tables from the XML documents from 2 different columns and 
     returns a SQL ResultSet with information regarding shipping 
     status for the customer.
    </p></div>
    <div class="example-contents">
<div class="phpcode"><code><span style="color: #000000">
<span style="color: #0000BB">&lt;?php<br /><br />$conn&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">db2_connect</span><span style="color: #007700">(</span><span style="color: #DD0000">"SAMPLE"</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">"db2inst1"</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">"ibmdb2"</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">$query&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #DD0000">'<br />SELECT&nbsp;A.CID,&nbsp;A.NAME,&nbsp;A.PHONE,&nbsp;C.PONUM,&nbsp;C.STATUS<br />FROM<br />XMLTABLE(<br />XMLNAMESPACES&nbsp;(DEFAULT&nbsp;\'http://posample.org\'),<br />\'db2-fn:xmlcolumn("CUSTOMER.INFO")/customerinfo\'<br />COLUMNS<br />"CID"&nbsp;BIGINT&nbsp;PATH&nbsp;\'@Cid\',<br />"NAME"&nbsp;VARCHAR&nbsp;(50)&nbsp;PATH&nbsp;\'name\',<br />"PHONE"&nbsp;VARCHAR&nbsp;(50)&nbsp;PATH&nbsp;\'phone&nbsp;[&nbsp;@type&nbsp;=&nbsp;"work"]\'<br />)&nbsp;as&nbsp;A,<br />PURCHASEORDER&nbsp;AS&nbsp;B,<br />XMLTABLE&nbsp;(<br />XMLNAMESPACES&nbsp;(DEFAULT&nbsp;\'http://posample.org\'),<br />\'db2-fn:xmlcolumn("PURCHASEORDER.PORDER")/PurchaseOrder\'<br />COLUMNS<br />"PONUM"&nbsp;&nbsp;BIGINT&nbsp;PATH&nbsp;\'@PoNum\',<br />"STATUS"&nbsp;VARCHAR&nbsp;(50)&nbsp;PATH&nbsp;\'@Status\'<br />)&nbsp;as&nbsp;C<br />WHERE&nbsp;A.CID&nbsp;=&nbsp;B.CUSTID&nbsp;AND<br />&nbsp;&nbsp;&nbsp;&nbsp;B.POID&nbsp;=&nbsp;C.PONUM&nbsp;AND<br />&nbsp;&nbsp;&nbsp;&nbsp;A.NAME&nbsp;=&nbsp;?<br />'</span><span style="color: #007700">;<br /><br /></span><span style="color: #0000BB">$stmt&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">db2_prepare</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">$query</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">$name&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #DD0000">'Kathy&nbsp;Smith'</span><span style="color: #007700">;<br /><br />if&nbsp;(</span><span style="color: #0000BB">$stmt</span><span style="color: #007700">)&nbsp;{<br />&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">db2_bind_param</span><span style="color: #007700">(</span><span style="color: #0000BB">$stmt</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">1</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">"name"</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">DB2_PARAM_IN</span><span style="color: #007700">);<br />&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">db2_execute</span><span style="color: #007700">(</span><span style="color: #0000BB">$stmt</span><span style="color: #007700">);<br /><br />&nbsp;&nbsp;&nbsp;&nbsp;while(</span><span style="color: #0000BB">$row&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">db2_fetch_object</span><span style="color: #007700">(</span><span style="color: #0000BB">$stmt</span><span style="color: #007700">)){<br />&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">printf</span><span style="color: #007700">(</span><span style="color: #DD0000">"$row-&gt;CID&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;$row-&gt;NAME&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;$row-&gt;PHONE&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;$row-&gt;PONUM&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;$row-&gt;STATUS\n"</span><span style="color: #007700">);<br />&nbsp;&nbsp;&nbsp;&nbsp;}<br />}<br /><br /></span><span style="color: #0000BB">db2_close</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">?&gt;</span>
</span>
</code></div>
    </div>

    <div class="example-contents"><p>The above example will output:</p></div>
    <div class="example-contents"><pre>
<div class="cdata"><pre>
1001     Kathy Smith     905-555-7258     5002     Shipped
</pre></div>
    </pre></div>
   </div>
   <div class="example">
    <p><b>Example #5 Returning SQL data as part of a larger XML document</b></p>
    <div class="example-contents"><p>
     The following example works with a portion of the PRODUCT.DESCRIPTION 
     documents in the SAMPLE database. It creates a XML document containing 
     product description (XML data) and pricing info (SQL data).
    </p></div>
    <div class="example-contents">
<div class="phpcode"><code><span style="color: #000000">
<span style="color: #0000BB">&lt;?php<br /><br />$conn&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">db2_connect</span><span style="color: #007700">(</span><span style="color: #DD0000">"SAMPLE"</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">"db2inst1"</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">"ibmdb2"</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">$query&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #DD0000">'<br />SELECT<br />XMLSERIALIZE(<br />XMLQUERY(\'<br />&nbsp;&nbsp;&nbsp;&nbsp;declare&nbsp;boundary-space&nbsp;strip;<br />&nbsp;&nbsp;&nbsp;&nbsp;declare&nbsp;default&nbsp;element&nbsp;namespace&nbsp;"http://posample.org";<br />&nbsp;&nbsp;&nbsp;&nbsp;&lt;promoList&gt;&nbsp;{<br />&nbsp;&nbsp;&nbsp;&nbsp;for&nbsp;$prod&nbsp;in&nbsp;$doc/product<br />&nbsp;&nbsp;&nbsp;&nbsp;where&nbsp;$prod/description/price&nbsp;&lt;&nbsp;10.00<br />&nbsp;&nbsp;&nbsp;&nbsp;order&nbsp;by&nbsp;$prod/description/price&nbsp;ascending<br />&nbsp;&nbsp;&nbsp;&nbsp;return(<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&lt;promoitem&gt;&nbsp;{<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;$prod,<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&lt;startdate&gt;&nbsp;{$start}&nbsp;&lt;/startdate&gt;,<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&lt;enddate&gt;&nbsp;{$end}&nbsp;&lt;/enddate&gt;,<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&lt;promoprice&gt;&nbsp;{$promo}&nbsp;&lt;/promoprice&gt;<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;}&nbsp;&lt;/promoitem&gt;<br />&nbsp;&nbsp;&nbsp;&nbsp;)<br />&nbsp;&nbsp;&nbsp;&nbsp;}&nbsp;&lt;/promoList&gt;<br />\'&nbsp;passing&nbsp;by&nbsp;ref&nbsp;DESCRIPTION&nbsp;AS&nbsp;"doc",<br />PROMOSTART&nbsp;as&nbsp;"start",<br />PROMOEND&nbsp;as&nbsp;"end",<br />PROMOPRICE&nbsp;as&nbsp;"promo"<br />RETURNING&nbsp;SEQUENCE)<br />AS&nbsp;CLOB&nbsp;(32000))<br />AS&nbsp;NEW_PRODUCT_INFO<br />FROM&nbsp;PRODUCT<br />WHERE&nbsp;PID&nbsp;=&nbsp;?<br />'</span><span style="color: #007700">;<br /><br /></span><span style="color: #0000BB">$stmt&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">db2_prepare</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">$query</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">$pid&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #DD0000">"100-100-01"</span><span style="color: #007700">;<br /><br />if&nbsp;(</span><span style="color: #0000BB">$stmt</span><span style="color: #007700">)&nbsp;{<br />&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">db2_bind_param</span><span style="color: #007700">(</span><span style="color: #0000BB">$stmt</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">1</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">"pid"</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">DB2_PARAM_IN</span><span style="color: #007700">);<br />&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">db2_execute</span><span style="color: #007700">(</span><span style="color: #0000BB">$stmt</span><span style="color: #007700">);<br /><br />&nbsp;&nbsp;&nbsp;&nbsp;while(</span><span style="color: #0000BB">$row&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">db2_fetch_array</span><span style="color: #007700">(</span><span style="color: #0000BB">$stmt</span><span style="color: #007700">)){<br />&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">printf</span><span style="color: #007700">(</span><span style="color: #DD0000">"$row[0]\n"</span><span style="color: #007700">);<br />&nbsp;&nbsp;&nbsp;&nbsp;}<br />}<br /><br /></span><span style="color: #0000BB">db2_close</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">?&gt;</span>
</span>
</code></div>
    </div>

    <div class="example-contents"><p>The above example will output:</p></div>
    <div class="example-contents"><pre>
<div class="cdata"><pre>
&lt;promoList xmlns=&quot;http://posample.org&quot;&gt;
    &lt;promoitem&gt;
    &lt;product pid=&quot;100-100-01&quot;&gt;
        &lt;description&gt;
            &lt;name&gt;Snow Shovel, Basic 22 inch&lt;/name&gt;
            &lt;details&gt;Basic Snow Shovel, 22 inches wide, straight handle with D-Grip&lt;/details&gt;
            &lt;price&gt;9.99&lt;/price&gt;
            &lt;weight&gt;1 kg&lt;/weight&gt;
        &lt;/description&gt;
    &lt;/product&gt;
    &lt;startdate&gt;2004-11-19&lt;/startdate&gt;
    &lt;enddate&gt;2004-12-19&lt;/enddate&gt;
    &lt;promoprice&gt;7.25&lt;/promoprice&gt;
    &lt;/promoitem&gt;
&lt;/promoList&gt;
</pre></div>
    </pre></div>
   </div>
  </p>
 </div>


 <div class="refsect1 seealso">
  <h3 class="title">See Also</h3>
  <p class="para">
   <ul class="simplelist">
    <li class="member"><a href="function.db2-exec.html" class="function" rel="rdfs-seeAlso">db2_exec()</a></li>
    <li class="member"><a href="function.db2-fetch-array.html" class="function" rel="rdfs-seeAlso">db2_fetch_array()</a></li>
    <li class="member"><a href="function.db2-fetch-assoc.html" class="function" rel="rdfs-seeAlso">db2_fetch_assoc()</a></li>
    <li class="member"><a href="function.db2-fetch-both.html" class="function" rel="rdfs-seeAlso">db2_fetch_both()</a></li>
    <li class="member"><a href="function.db2-fetch-row.html" class="function" rel="rdfs-seeAlso">db2_fetch_row()</a></li>
    <li class="member"><a href="function.db2-prepare.html" class="function" rel="rdfs-seeAlso">db2_prepare()</a></li>
    <li class="member"><a href="function.db2-result.html" class="function" rel="rdfs-seeAlso">db2_result()</a></li>
   </ul>
  </p>
 </div>



</div><hr /><div style="text-align: center;">
 <div class="prev" style="text-align: left; float: left;"><a href="function.db2-exec.html">db2_exec</a></div>
 <div class="next" style="text-align: right; float: right;"><a href="function.db2-fetch-array.html">db2_fetch_array</a></div>
 <div class="up"><a href="ref.ibm-db2.html">IBM DB2 Functions</a></div>
 <div class="home"><a href="index.html">PHP Manual</a></div>
</div></body></html>