<!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>Send an SQL query to Ingres</title> </head> <body><div class="manualnavbar" style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="function.ingres-prepare.html">ingres_prepare</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.ingres-result-seek.html">ingres_result_seek</a></div> <div class="up"><a href="ref.ingres.html">Ingres Functions</a></div> <div class="home"><a href="index.html">PHP Manual</a></div> </div><hr /><div id="function.ingres-query" class="refentry"> <div class="refnamediv"> <h1 class="refname">ingres_query</h1> <p class="verinfo">(PHP 4 >= 4.0.2, PHP 5 <= 5.0.5, PECL ingres >= 1.0.0)</p><p class="refpurpose"><span class="refname">ingres_query</span> — <span class="dc-title">Send an SQL query to Ingres</span></p> </div> <div class="refsect1 description" id="refsect1-function.ingres-query-description"> <h3 class="title">Description</h3> <div class="methodsynopsis dc-description"> <span class="type"><a href="language.pseudo-types.html#language.types.mixed" class="type mixed">mixed</a></span> <span class="methodname"><strong>ingres_query</strong></span> ( <span class="methodparam"><span class="type">resource</span> <code class="parameter">$link</code></span> , <span class="methodparam"><span class="type">string</span> <code class="parameter">$query</code></span> [, <span class="methodparam"><span class="type">array</span> <code class="parameter">$params</code></span> [, <span class="methodparam"><span class="type">string</span> <code class="parameter">$types</code></span> ]] )</div> <p class="para rdfs-comment"> <span class="function"><strong>ingres_query()</strong></span> sends the given <em><code class="parameter">query</code></em> to the Ingres server. </p> <p class="para"> The query becomes part of the currently open transaction. If there is no open transaction, <span class="function"><strong>ingres_query()</strong></span> opens a new transaction. To close the transaction, you can call either <span class="function"><a href="function.ingres-commit.html" class="function">ingres_commit()</a></span> to commit the changes made to the database or <span class="function"><a href="function.ingres-rollback.html" class="function">ingres_rollback()</a></span> to cancel these changes. When the script ends, any open transaction is rolled back (by calling <span class="function"><a href="function.ingres-rollback.html" class="function">ingres_rollback()</a></span>). You can also use <span class="function"><a href="function.ingres-autocommit.html" class="function">ingres_autocommit()</a></span> before opening a new transaction to have every SQL query immediately committed. </p> <blockquote class="note"><p><strong class="note">Note</strong>: <strong>Related Configurations</strong><br /> <p class="para"> See also the <a href="ingres.configuration.html#ini.ingres.describe" class="link">ingres.describe</a>, <a href="ingres.configuration.html#ini.ingres.scrollable" class="link">ingres.scrollable</a> and <a href="ingres.configuration.html#ini.ingres.utf8" class="link">ingres.utf8</a> directives in <a href="ingres.configuration.html" class="link">Runtime Configuration</a> </p> </p></blockquote> </div> <div class="refsect1 parameters" id="refsect1-function.ingres-query-parameters"> <h3 class="title">Parameters</h3> <p class="para"> <dl> <dt> <span class="term"><em><code class="parameter">link</code></em></span> <dd> <p class="para"> The connection link identifier. </p> </dd> </dt> <dt id="function.ingres-query.query"> <span class="term"><em><code class="parameter">query</code></em></span> <dd> <p class="para"> A valid SQL query (see the Ingres <em>SQL reference guide</em>) in the Ingres documentation. </p> <p class="para"> Data inside the query should be <a href="function.ingres-escape-string.html" class="link">properly escaped</a>. </p> <p class="para"> The following types of SQL queries cannot be sent with this function: <ul class="itemizedlist"> <li class="listitem"> <span class="simpara"> <em>close</em> (see <span class="function"><a href="function.ingres-close.html" class="function">ingres_close()</a></span>) </span> </li> <li class="listitem"> <span class="simpara"> <em>commit</em> (see <span class="function"><a href="function.ingres-commit.html" class="function">ingres_commit()</a></span>) </span> </li> <li class="listitem"> <span class="simpara"> <em>connect</em> (see <span class="function"><a href="function.ingres-connect.html" class="function">ingres_connect()</a></span>) </span> </li> <li class="listitem"> <span class="simpara"> <em>disconnect</em> (see <span class="function"><a href="function.ingres-close.html" class="function">ingres_close()</a></span>) </span> </li> <li class="listitem"> <span class="simpara"><em>get dbevent</em></span> </li> <li class="listitem"> <span class="simpara"><em>prepare to commit</em></span> </li> <li class="listitem"> <span class="simpara"> <em>rollback</em> (see <span class="function"><a href="function.ingres-rollback.html" class="function">ingres_rollback()</a></span>) </span> </li> <li class="listitem"><span class="simpara"><em>savepoint</em></span></li> <li class="listitem"> <span class="simpara"> <em>set autocommit</em> (see <span class="function"><a href="function.ingres-autocommit.html" class="function">ingres_autocommit()</a></span>) </span> </li> <li class="listitem"> <span class="simpara">all cursor-related queries are unsupported</span> </li> </ul> </p> </dd> </dt> <dt> <span class="term"><em><code class="parameter">params</code></em></span> <dd> <p class="para"> An array of parameter values to be used with the query </p> </dd> </dt> <dt id="function.ingres-query.types"> <span class="term"><em><code class="parameter">types</code></em></span> <dd> <p class="para"> A string containing a sequence of types for the parameter values passed. When <a href="ingres.configuration.html#ini.ingres.describe" class="link">ingres.describe</a> is enabled, this parameter can be ignored as the driver automatically fetches the expected parameter types from the server. </p> <table class="doctable informaltable"> <thead> <tr> <th>Type code</th> <th>Ingres type</th> </tr> </thead> <tbody class="tbody"> <tr> <td>a</td> <td><span class="type"><a href="language.types.boolean.html" class="type BOOLEAN">BOOLEAN</a></span></td> </tr> <tr> <td>b</td> <td><span class="type"><span class="type BYTE">BYTE</span></span></td> </tr> <tr> <td>B</td> <td><span class="type"><span class="type LONG BYTE/BLOB">LONG BYTE/BLOB</span></span></td> </tr> <tr> <td>c</td> <td><span class="type"><span class="type CHAR">CHAR</span></span></td> </tr> <tr> <td>d</td> <td><span class="type"><span class="type DATE/ANSIDATE/TIMESTAMP/TIME">DATE/ANSIDATE/TIMESTAMP/TIME</span></span></td> </tr> <tr> <td>f</td> <td><span class="type"><a href="language.types.float.html" class="type FLOAT">FLOAT</a></span></td> </tr> <tr> <td>i</td> <td><span class="type"><a href="language.types.integer.html" class="type INTEGER">INTEGER</a></span></td> </tr> <tr> <td>L</td> <td><span class="type"><span class="type LONG TEXT">LONG TEXT</span></span></td> </tr> <tr> <td>m</td> <td><span class="type"><span class="type MONEY">MONEY</span></span></td> </tr> <tr> <td>M</td> <td><span class="type"><span class="type LONG NVARCHAR">LONG NVARCHAR</span></span></td> </tr> <tr> <td>n</td> <td><span class="type"><span class="type NCHAR">NCHAR</span></span></td> </tr> <tr> <td>N</td> <td><span class="type"><span class="type NVARCHAR">NVARCHAR</span></span></td> </tr> <tr> <td>t</td> <td><span class="type"><span class="type TEXT">TEXT</span></span></td> </tr> <tr> <td>v</td> <td><span class="type"><span class="type VARCHAR">VARCHAR</span></span></td> </tr> <tr> <td>V</td> <td><span class="type"><span class="type LONG VARCHAR">LONG VARCHAR</span></span></td> </tr> </tbody> </table> </dd> </dt> </dl> </p> </div> <div class="refsect1 returnvalues" id="refsect1-function.ingres-query-returnvalues"> <h3 class="title">Return Values</h3> <p class="para"> <span class="function"><strong>ingres_query()</strong></span> returns a query result identifier on success else it returns <strong><code>FALSE</code></strong>. To see if an error occurred use <span class="function"><a href="function.ingres-errno.html" class="function">ingres_errno()</a></span>, <span class="function"><a href="function.ingres-error.html" class="function">ingres_error()</a></span> or <span class="function"><a href="function.ingres-errsqlstate.html" class="function">ingres_errsqlstate()</a></span>. </p> </div> <div class="refsect1 examples" id="refsect1-function.ingres-query-examples"> <h3 class="title">Examples</h3> <p class="para"> <div class="example" id="example-1220"> <p><strong>Example #1 Send a simple select</strong></p> <div class="example-contents"> <div class="phpcode"><code><span style="color: #000000"> <span style="color: #0000BB"><?php<br />$link </span><span style="color: #007700">= </span><span style="color: #0000BB">ingres_connect</span><span style="color: #007700">(</span><span style="color: #DD0000">"demodb"</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">$result </span><span style="color: #007700">= </span><span style="color: #0000BB">ingres_query</span><span style="color: #007700">(</span><span style="color: #0000BB">$link</span><span style="color: #007700">, </span><span style="color: #DD0000">"select * from user_profile"</span><span style="color: #007700">);<br />while (</span><span style="color: #0000BB">$row </span><span style="color: #007700">= </span><span style="color: #0000BB">ingres_fetch_row</span><span style="color: #007700">(</span><span style="color: #0000BB">$result</span><span style="color: #007700">)) {<br /> echo </span><span style="color: #0000BB">$row</span><span style="color: #007700">[</span><span style="color: #0000BB">1</span><span style="color: #007700">];<br /> echo </span><span style="color: #0000BB">$row</span><span style="color: #007700">[</span><span style="color: #0000BB">2</span><span style="color: #007700">];<br />}<br /></span><span style="color: #0000BB">?></span> </span> </code></div> </div> </div> <div class="example" id="example-1221"> <p><strong>Example #2 Passing query parameters to <span class="function"><strong>ingres_query()</strong></span></strong></p> <div class="example-contents"> <div class="phpcode"><code><span style="color: #000000"> <span style="color: #0000BB"><?php<br />$link </span><span style="color: #007700">= </span><span style="color: #0000BB">ingres_connect</span><span style="color: #007700">(</span><span style="color: #DD0000">"demodb"</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">$params</span><span style="color: #007700">[] = </span><span style="color: #DD0000">"Emma"</span><span style="color: #007700">;<br /></span><span style="color: #0000BB">$query </span><span style="color: #007700">= </span><span style="color: #DD0000">"select * from user_profile where up_first = ?"</span><span style="color: #007700">;<br /></span><span style="color: #0000BB">$result </span><span style="color: #007700">= </span><span style="color: #0000BB">ingres_query</span><span style="color: #007700">(</span><span style="color: #0000BB">$link</span><span style="color: #007700">, </span><span style="color: #0000BB">$query</span><span style="color: #007700">, </span><span style="color: #0000BB">$params</span><span style="color: #007700">);<br />while (</span><span style="color: #0000BB">$row </span><span style="color: #007700">= </span><span style="color: #0000BB">ingres_fetch_row</span><span style="color: #007700">(</span><span style="color: #0000BB">$result</span><span style="color: #007700">)) {<br /> echo </span><span style="color: #0000BB">$row</span><span style="color: #007700">[</span><span style="color: #0000BB">1</span><span style="color: #007700">];<br /> echo </span><span style="color: #0000BB">$row</span><span style="color: #007700">[</span><span style="color: #0000BB">2</span><span style="color: #007700">];<br />}<br /></span><span style="color: #0000BB">?></span> </span> </code></div> </div> </div> <div class="example" id="example-1222"> <p><strong>Example #3 Inserting a BLOB with parameter types</strong></p> <div class="example-contents"> <div class="phpcode"><code><span style="color: #000000"> <span style="color: #0000BB"><?php<br />$link </span><span style="color: #007700">= </span><span style="color: #0000BB">ingres_connect</span><span style="color: #007700">(</span><span style="color: #DD0000">"demodb"</span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">//Open a photo<br /></span><span style="color: #0000BB">$fh </span><span style="color: #007700">= </span><span style="color: #0000BB">fopen</span><span style="color: #007700">(</span><span style="color: #DD0000">"photo.jpg"</span><span style="color: #007700">,</span><span style="color: #DD0000">"r"</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$blob_data </span><span style="color: #007700">= </span><span style="color: #0000BB">stream_get_contents</span><span style="color: #007700">(</span><span style="color: #0000BB">$fh</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">fclose</span><span style="color: #007700">(</span><span style="color: #0000BB">$fh</span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">//Prepare parameters<br /></span><span style="color: #0000BB">$params</span><span style="color: #007700">[] = </span><span style="color: #0000BB">$blob_data</span><span style="color: #007700">;<br /></span><span style="color: #0000BB">$params</span><span style="color: #007700">[] = </span><span style="color: #0000BB">1201</span><span style="color: #007700">;<br /><br /></span><span style="color: #FF8000">//Define parameter types<br /></span><span style="color: #0000BB">$param_types </span><span style="color: #007700">= </span><span style="color: #DD0000">"Bi"</span><span style="color: #007700">;<br /><br /></span><span style="color: #0000BB">$query </span><span style="color: #007700">= </span><span style="color: #DD0000">"update user_profile set up_image = ? where up_id = ?"</span><span style="color: #007700">;<br /></span><span style="color: #0000BB">$result </span><span style="color: #007700">= </span><span style="color: #0000BB">ingres_query</span><span style="color: #007700">(</span><span style="color: #0000BB">$link</span><span style="color: #007700">, </span><span style="color: #0000BB">$query </span><span style="color: #007700">, </span><span style="color: #0000BB">$params</span><span style="color: #007700">, </span><span style="color: #0000BB">$param_types</span><span style="color: #007700">);<br /><br />if (</span><span style="color: #0000BB">ingres_errno</span><span style="color: #007700">())<br />{<br /> echo </span><span style="color: #0000BB">ingres_errno</span><span style="color: #007700">() . </span><span style="color: #DD0000">"-" </span><span style="color: #007700">. </span><span style="color: #0000BB">ingres_error</span><span style="color: #007700">() . </span><span style="color: #DD0000">"\n"</span><span style="color: #007700">;<br />}<br /><br /></span><span style="color: #0000BB">ingres_commit</span><span style="color: #007700">(</span><span style="color: #0000BB">$link</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">ingres_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> </div> <div class="refsect1 seealso" id="refsect1-function.ingres-query-seealso"> <h3 class="title">See Also</h3> <p class="para"> <ul class="simplelist"> <li class="member"> <span class="function"><a href="function.ingres-unbuffered-query.html" class="function" rel="rdfs-seeAlso">ingres_unbuffered_query()</a> - Send an unbuffered SQL query to Ingres</span></li> <li class="member"> <span class="function"><a href="function.ingres-fetch-array.html" class="function" rel="rdfs-seeAlso">ingres_fetch_array()</a> - Fetch a row of result into an array</span></li> <li class="member"> <span class="function"><a href="function.ingres-fetch-assoc.html" class="function" rel="rdfs-seeAlso">ingres_fetch_assoc()</a> - Fetch a row of result into an associative array</span></li> <li class="member"> <span class="function"><a href="function.ingres-fetch-object.html" class="function" rel="rdfs-seeAlso">ingres_fetch_object()</a> - Fetch a row of result into an object</span></li> <li class="member"> <span class="function"><a href="function.ingres-fetch-row.html" class="function" rel="rdfs-seeAlso">ingres_fetch_row()</a> - Fetch a row of result into an enumerated array</span></li> <li class="member"> <span class="function"><a href="function.ingres-commit.html" class="function" rel="rdfs-seeAlso">ingres_commit()</a> - Commit a transaction</span></li> <li class="member"> <span class="function"><a href="function.ingres-rollback.html" class="function" rel="rdfs-seeAlso">ingres_rollback()</a> - Roll back a transaction</span></li> <li class="member"> <span class="function"><a href="function.ingres-autocommit.html" class="function" rel="rdfs-seeAlso">ingres_autocommit()</a> - Switch autocommit on or off</span></li> <li class="member"> <span class="function"><a href="function.ingres-set-environment.html" class="function" rel="rdfs-seeAlso">ingres_set_environment()</a> - Set environment features controlling output options</span></li> <li class="member"> <span class="function"><a href="function.ingres-errno.html" class="function" rel="rdfs-seeAlso">ingres_errno()</a> - Get the last Ingres error number generated</span></li> <li class="member"> <span class="function"><a href="function.ingres-error.html" class="function" rel="rdfs-seeAlso">ingres_error()</a> - Get a meaningful error message for the last error generated</span></li> </ul> </p> </div> </div><hr /><div class="manualnavbar" 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