<!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>Retrieves information about the most recently executed query</title> </head> <body><div class="manualnavbar" style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="function.maxdb-get-server-version.html">maxdb_get_server_version</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.maxdb-init.html">maxdb_init</a></div> <div class="up"><a href="ref.maxdb.html">MaxDB Functions</a></div> <div class="home"><a href="index.html">PHP Manual</a></div> </div><hr /><div id="function.maxdb-info" class="refentry"> <div class="refnamediv"> <h1 class="refname">maxdb_info</h1> <h1 class="refname">maxdb::info</h1> <p class="verinfo">(PECL maxdb >= 1.0)</p><p class="refpurpose"><span class="refname">maxdb_info</span> -- <span class="refname">maxdb::info</span> — <span class="dc-title">Retrieves information about the most recently executed query</span></p> </div> <div class="refsect1 description" id="refsect1-function.maxdb-info-description"> <h3 class="title">Description</h3> <p class="para">Procedural style</p> <div class="methodsynopsis dc-description"> <span class="type">string</span> <span class="methodname"><strong>maxdb_info</strong></span> ( <span class="methodparam"><span class="type">resource</span> <code class="parameter">$link</code></span> )</div> <p class="para rdfs-comment">Object oriented style</p> <div class="fieldsynopsis"><span class="type">string</span> <var class="varname">$maxdb->info</var>;</div> <p class="para"> The <span class="function"><strong>maxdb_info()</strong></span> function returns a string providing information about the last query executed. The nature of this string is provided below: </p> <p class="para"> <table class="doctable table"> <caption><strong>Possible maxdb_info return values</strong></caption> <thead> <tr> <th>Query type</th> <th>Example result string</th> </tr> </thead> <tbody class="tbody"> <tr> <td>INSERT INTO...SELECT...</td> <td>Records: 100 Duplicates: 0 Warnings: 0</td> </tr> <tr> <td>INSERT INTO...VALUES (...),(...),(...)</td> <td>Records: 3 Duplicates: 0 Warnings: 0</td> </tr> <tr> <td>LOAD DATA INFILE ...</td> <td>Records: 1 Deleted: 0 Skipped: 0 Warnings: 0</td> </tr> <tr> <td>ALTER TABLE ...</td> <td>Records: 3 Duplicates: 0 Warnings: 0</td> </tr> <tr> <td>UPDATE ...</td> <td>Rows matched: 40 Changed: 40 Warnings: 0</td> </tr> </tbody> </table> </p> <blockquote class="note"><p><strong class="note">Note</strong>: <p class="para"> Queries which do not fall into one of the above formats are not supported. In these situations, <span class="function"><strong>maxdb_info()</strong></span> will return an empty string. </p> </p></blockquote> </div> <div class="refsect1 returnvalues" id="refsect1-function.maxdb-info-returnvalues"> <h3 class="title">Return Values</h3> <p class="para"> A character string representing additional information about the most recently executed query. </p> </div> <div class="refsect1 examples" id="refsect1-function.maxdb-info-examples"> <h3 class="title">Examples</h3> <div class="example" id="example-1408"> <p><strong>Example #1 Object oriented style</strong></p> <div class="example-contents"> <div class="phpcode"><code><span style="color: #000000"> <span style="color: #0000BB"><?php<br />$maxdb </span><span style="color: #007700">= new </span><span style="color: #0000BB">maxdb</span><span style="color: #007700">(</span><span style="color: #DD0000">"localhost"</span><span style="color: #007700">, </span><span style="color: #DD0000">"MONA"</span><span style="color: #007700">, </span><span style="color: #DD0000">"RED"</span><span style="color: #007700">, </span><span style="color: #DD0000">"DEMODB"</span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">/* check connection */<br /></span><span style="color: #007700">if (</span><span style="color: #0000BB">maxdb_connect_errno</span><span style="color: #007700">()) {<br /> </span><span style="color: #0000BB">printf</span><span style="color: #007700">(</span><span style="color: #DD0000">"Connect failed: %s\n"</span><span style="color: #007700">, </span><span style="color: #0000BB">maxdb_connect_error</span><span style="color: #007700">());<br /> exit();<br />}<br /><br /></span><span style="color: #0000BB">$maxdb</span><span style="color: #007700">-></span><span style="color: #0000BB">query</span><span style="color: #007700">(</span><span style="color: #DD0000">"CREATE TABLE temp.t1 LIKE hotel.city"</span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">/* INSERT INTO .. SELECT */<br /></span><span style="color: #0000BB">$maxdb</span><span style="color: #007700">-></span><span style="color: #0000BB">query</span><span style="color: #007700">(</span><span style="color: #DD0000">"INSERT INTO temp.t1 SELECT * FROM hotel.city"</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">printf</span><span style="color: #007700">(</span><span style="color: #DD0000">"%s\n"</span><span style="color: #007700">, </span><span style="color: #0000BB">$maxdb</span><span style="color: #007700">-></span><span style="color: #0000BB">info</span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">/* close connection */<br /></span><span style="color: #0000BB">$maxdb</span><span style="color: #007700">-></span><span style="color: #0000BB">close</span><span style="color: #007700">();<br /></span><span style="color: #0000BB">?></span> </span> </code></div> </div> </div> <div class="example" id="example-1409"> <p><strong>Example #2 Procedural style</strong></p> <div class="example-contents"> <div class="phpcode"><code><span style="color: #000000"> <span style="color: #0000BB"><?php<br />$link </span><span style="color: #007700">= </span><span style="color: #0000BB">maxdb_connect</span><span style="color: #007700">(</span><span style="color: #DD0000">"localhost"</span><span style="color: #007700">, </span><span style="color: #DD0000">"MONA"</span><span style="color: #007700">, </span><span style="color: #DD0000">"RED"</span><span style="color: #007700">, </span><span style="color: #DD0000">"DEMODB"</span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">/* check connection */<br /></span><span style="color: #007700">if (</span><span style="color: #0000BB">maxdb_connect_errno</span><span style="color: #007700">()) {<br /> </span><span style="color: #0000BB">printf</span><span style="color: #007700">(</span><span style="color: #DD0000">"Connect failed: %s\n"</span><span style="color: #007700">, </span><span style="color: #0000BB">maxdb_connect_error</span><span style="color: #007700">());<br /> exit();<br />}<br /><br /></span><span style="color: #0000BB">maxdb_query</span><span style="color: #007700">(</span><span style="color: #0000BB">$link</span><span style="color: #007700">, </span><span style="color: #DD0000">"CREATE TABLE temp.t1 LIKE hotel.city"</span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">/* INSERT INTO .. SELECT */<br /></span><span style="color: #0000BB">maxdb_query</span><span style="color: #007700">(</span><span style="color: #0000BB">$link</span><span style="color: #007700">, </span><span style="color: #DD0000">"INSERT INTO temp.t1 SELECT * FROM hotel.city"</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">printf</span><span style="color: #007700">(</span><span style="color: #DD0000">"%s\n"</span><span style="color: #007700">, </span><span style="color: #0000BB">maxdb_info</span><span style="color: #007700">(</span><span style="color: #0000BB">$link</span><span style="color: #007700">));<br /><br /></span><span style="color: #FF8000">/* close connection */<br /></span><span style="color: #0000BB">maxdb_close</span><span style="color: #007700">(</span><span style="color: #0000BB">$link</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">?></span> </span> </code></div> </div> </div> <p class="para">The above example will output something similar to:</p> <div class="example-contents screen"> <div class="cdata"><pre> Records: 25 Duplicates: 0 Warnings: 0 </pre></div> </div> </div> <div class="refsect1 seealso" id="refsect1-function.maxdb-info-seealso"> <h3 class="title">See Also</h3> <p class="para"> <ul class="simplelist"> <li class="member"><span class="function"><a href="function.maxdb-affected-rows.html" class="function" rel="rdfs-seeAlso">maxdb_affected_rows()</a> - Gets the number of affected rows in a previous MaxDB operation</span></li> <li class="member"><span class="function"><a href="function.maxdb-warning-count.html" class="function" rel="rdfs-seeAlso">maxdb_warning_count()</a> - Returns the number of warnings from the last query for the given link</span></li> <li class="member"><span class="function"><a href="function.maxdb-num-rows.html" class="function" rel="rdfs-seeAlso">maxdb_num_rows()</a> - Gets the number of rows in a result</span></li> </ul> </p> </div> </div><hr /><div class="manualnavbar" style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="function.maxdb-get-server-version.html">maxdb_get_server_version</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.maxdb-init.html">maxdb_init</a></div> <div class="up"><a href="ref.maxdb.html">MaxDB Functions</a></div> <div class="home"><a href="index.html">PHP Manual</a></div> </div></body></html>