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<title>Return an array of column types from a particular table</title>
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<div class="refnamediv">
<h1 class="refname">sqlite_fetch_column_types</h1>
<h1 class="refname">SQLiteDatabase::fetchColumnTypes</h1>
<p class="verinfo">(PHP 5 < 5.4.0)</p><p class="refpurpose"><span class="refname">sqlite_fetch_column_types</span> -- <span class="refname">SQLiteDatabase::fetchColumnTypes</span> — <span class="dc-title">
Return an array of column types from a particular table
</span></p>
</div>
<div class="refsect1 description" id="refsect1-function.sqlite-fetch-column-types-description">
<h3 class="title">Description</h3>
<div class="methodsynopsis dc-description">
<span class="type">array</span> <span class="methodname"><strong>sqlite_fetch_column_types</strong></span>
( <span class="methodparam"><span class="type">string</span> <code class="parameter">$table_name</code></span>
, <span class="methodparam"><span class="type">resource</span> <code class="parameter">$dbhandle</code></span>
[, <span class="methodparam"><span class="type">int</span> <code class="parameter">$result_type</code><span class="initializer"> = SQLITE_ASSOC</span></span>
] )</div>
<p class="para rdfs-comment">Object oriented style (method):</p>
<div class="methodsynopsis dc-description">
<span class="modifier">public</span> <span class="type">array</span> <span class="methodname"><strong>SQLiteDatabase::fetchColumnTypes</strong></span>
( <span class="methodparam"><span class="type">string</span> <code class="parameter">$table_name</code></span>
[, <span class="methodparam"><span class="type">int</span> <code class="parameter">$result_type</code><span class="initializer"> = SQLITE_ASSOC</span></span>
] )</div>
<p class="para rdfs-comment">
<span class="function"><strong>sqlite_fetch_column_types()</strong></span> returns an array of column
data types from the specified <code class="parameter">table_name</code> table.
</p>
</div>
<div class="refsect1 parameters" id="refsect1-function.sqlite-fetch-column-types-parameters">
<h3 class="title">Parameters</h3>
<p class="para">
<dl>
<dt>
<code class="parameter">table_name</code></dt>
<dd>
<p class="para">
The table name to query.
</p>
</dd>
<dt>
<code class="parameter">dbhandle</code></dt>
<dd>
<p class="para">
The SQLite Database resource; returned from <span class="function"><a href="function.sqlite-open.html" class="function">sqlite_open()</a></span>
when used procedurally. This parameter is not required
when using the object-oriented method.
</p>
</dd>
<dt>
<code class="parameter">result_type</code></dt>
<dd>
<p class="para">
The optional <code class="parameter">result_type</code> parameter accepts a
constant and determines how the returned array will be indexed. Using
<strong><code>SQLITE_ASSOC</code></strong> will return only associative indices
(named fields) while <strong><code>SQLITE_NUM</code></strong> will return only
numerical indices (ordinal field numbers).
<strong><code>SQLITE_ASSOC</code></strong> is the default for
this function.
</p>
</dd>
</dl>
</p>
</div>
<div class="refsect1 returnvalues" id="refsect1-function.sqlite-fetch-column-types-returnvalues">
<h3 class="title">Return Values</h3>
<p class="para">
Returns an array of column data types; <strong><code>FALSE</code></strong> on error.
</p>
<p class="para">The column names returned by
<strong><code>SQLITE_ASSOC</code></strong> and <strong><code>SQLITE_BOTH</code></strong> will be
case-folded according to the value of the
<a href="sqlite.configuration.html#ini.sqlite.assoc-case" class="link">sqlite.assoc_case</a> configuration
option.</p>
</div>
<div class="refsect1 changelog" id="refsect1-function.sqlite-fetch-column-types-changelog">
<h3 class="title">Changelog</h3>
<p class="para">
<table class="doctable informaltable">
<thead>
<tr>
<th>Version</th>
<th>Description</th>
</tr>
</thead>
<tbody class="tbody">
<tr>
<td>5.1.0</td>
<td>Added <code class="parameter">result_type</code></td>
</tr>
</tbody>
</table>
</p>
</div>
<div class="refsect1 examples" id="refsect1-function.sqlite-fetch-column-types-examples">
<h3 class="title">Examples</h3>
<p class="para">
<div class="example" id="example-2627">
<p><strong>Example #1 Procedural example</strong></p>
<div class="example-contents">
<div class="phpcode"><code><span style="color: #000000">
<span style="color: #0000BB"><?php<br />$db </span><span style="color: #007700">= </span><span style="color: #0000BB">sqlite_open</span><span style="color: #007700">(</span><span style="color: #DD0000">'mysqlitedb'</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">sqlite_query</span><span style="color: #007700">(</span><span style="color: #0000BB">$db</span><span style="color: #007700">, </span><span style="color: #DD0000">'CREATE TABLE foo (bar varchar(10), arf text)'</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$cols </span><span style="color: #007700">= </span><span style="color: #0000BB">sqlite_fetch_column_types</span><span style="color: #007700">(</span><span style="color: #DD0000">'foo'</span><span style="color: #007700">, </span><span style="color: #0000BB">$db</span><span style="color: #007700">, </span><span style="color: #0000BB">SQLITE_ASSOC</span><span style="color: #007700">);<br /><br />foreach (</span><span style="color: #0000BB">$cols </span><span style="color: #007700">as </span><span style="color: #0000BB">$column </span><span style="color: #007700">=> </span><span style="color: #0000BB">$type</span><span style="color: #007700">) {<br /> echo </span><span style="color: #DD0000">"Column: </span><span style="color: #0000BB">$column</span><span style="color: #DD0000"> Type: </span><span style="color: #0000BB">$type</span><span style="color: #DD0000">\n"</span><span style="color: #007700">;<br />}<br /></span><span style="color: #0000BB">?></span>
</span>
</code></div>
</div>
</div>
</p>
<p class="para">
<div class="example" id="example-2628">
<p><strong>Example #2 Object-oriented example</strong></p>
<div class="example-contents">
<div class="phpcode"><code><span style="color: #000000">
<span style="color: #0000BB"><?php<br />$db </span><span style="color: #007700">= new </span><span style="color: #0000BB">SQLiteDatabase</span><span style="color: #007700">(</span><span style="color: #DD0000">'mysqlitedb'</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$db</span><span style="color: #007700">-></span><span style="color: #0000BB">query</span><span style="color: #007700">(</span><span style="color: #DD0000">'CREATE TABLE foo (bar varchar(10), arf text)'</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$cols </span><span style="color: #007700">= </span><span style="color: #0000BB">$db</span><span style="color: #007700">-></span><span style="color: #0000BB">fetchColumnTypes</span><span style="color: #007700">(</span><span style="color: #DD0000">'foo'</span><span style="color: #007700">, </span><span style="color: #0000BB">SQLITE_ASSOC</span><span style="color: #007700">);<br /><br />foreach (</span><span style="color: #0000BB">$cols </span><span style="color: #007700">as </span><span style="color: #0000BB">$column </span><span style="color: #007700">=> </span><span style="color: #0000BB">$type</span><span style="color: #007700">) {<br /> echo </span><span style="color: #DD0000">"Column: </span><span style="color: #0000BB">$column</span><span style="color: #DD0000"> Type: </span><span style="color: #0000BB">$type</span><span style="color: #DD0000">\n"</span><span style="color: #007700">;<br />}<br /></span><span style="color: #0000BB">?></span>
</span>
</code></div>
</div>
<div class="example-contents"><p>The above example will output:</p></div>
<div class="example-contents screen">
<div class="cdata"><pre>
Column: bar Type: VARCHAR
Column: arf Type: TEXT
</pre></div>
</div>
</div>
</p>
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