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	<title>Stillcetek &#187; Mysql</title>
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		<title>Mysql Query GROUP_CONCAT</title>
		<link>http://www.stillcetek.com/2009-11-10/mysql-query-group_concat.html</link>
		<comments>http://www.stillcetek.com/2009-11-10/mysql-query-group_concat.html#comments</comments>
		<pubDate>Tue, 10 Nov 2009 07:05:19 +0000</pubDate>
		<dc:creator>Lukman</dc:creator>
				<category><![CDATA[Mysql]]></category>

		<guid isPermaLink="false">http://www.stillcetek.com/?p=113</guid>
		<description><![CDATA[Stillcetek di anggurin gara-gara facebook nih, sempetin lah buat catatan siapa tau lain kali butuh di tengah lupa.
GROUP_CONCAT (concating multiple rows to 1 rows delimited by comma), query ini digunakan untuk menggabungkan data dalam satu row di satu field, dan list datanya di separated by comma.
Contoh saya ingin menggabungkan tag_number di satu field dan satu [...]]]></description>
			<content:encoded><![CDATA[<p>Stillcetek di anggurin gara-gara facebook nih, sempetin lah buat catatan siapa tau lain kali butuh di tengah lupa.</p>
<p>GROUP_CONCAT (concating multiple rows to 1 rows delimited by comma), query ini digunakan untuk menggabungkan data dalam satu row di satu field, dan list datanya di separated by comma.</p>
<p>Contoh saya ingin menggabungkan tag_number di satu field dan satu row dan di group sesuai dengan doc_number nya masing-masing. Contoh dibawah:</p>
<p>Source Data Table :</p>
<table border="0">
<tbody>
<tr>
<td>doc_number</td>
<td>tag_number</td>
</tr>
<tr>
<td>P001-001</td>
<td>P0-01-111</td>
</tr>
<tr>
<td>P001-001</td>
<td>P0-01-112</td>
</tr>
<tr>
<td>P001-001</td>
<td>P0-01-113</td>
</tr>
<tr>
<td>P001-002</td>
<td>P0-02-117</td>
</tr>
<tr>
<td>P001-002</td>
<td>P0-02-119</td>
</tr>
<tr>
<td>P001-005</td>
<td>P0-02-109</td>
</tr>
</tbody>
</table>
<p>Result that I need :</p>
<table style="height: 84px;" border="0" width="369">
<tbody>
<tr>
<td>doc_number</td>
<td>tag_number</td>
</tr>
<tr>
<td>P001-001</td>
<td>P0-01-111,P0-01-112,P0-01-113</td>
</tr>
<tr>
<td>P001-002</td>
<td>P0-02-117,P0-02-119</td>
</tr>
<tr>
<td>P001-005</td>
<td>P0-02-109</td>
</tr>
</tbody>
</table>
<p>Simple query saya bisa gunakan fungsi GROUP_CONCAT di mysql, berikut querynya, untuk mendapatkan hasil seperti table result:</p>
<pre>select
    doc_number,
    GROUP_CONCAT(tag_number order by tag_number) as tag_number
from
    table_map_tag_docnumber
group
    by doc_number
order by
    doc_number</pre>
<p>Cukup lah tralala la lala&#8230;</p>
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