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	<title>mysql Архиви - rosen4o.net</title>
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		<title>most userful joomla function to debug database query</title>
		<link>https://rosen4o.net/2015/10/07/most-userful-joomla-function-to-debug-database-query/</link>
					<comments>https://rosen4o.net/2015/10/07/most-userful-joomla-function-to-debug-database-query/#respond</comments>
		
		<dc:creator><![CDATA[rosen4o]]></dc:creator>
		<pubDate>Wed, 07 Oct 2015 15:48:35 +0000</pubDate>
				<category><![CDATA[Joomla]]></category>
		<category><![CDATA[database]]></category>
		<category><![CDATA[debug]]></category>
		<category><![CDATA[echo]]></category>
		<category><![CDATA[joomla]]></category>
		<category><![CDATA[mysql]]></category>
		<category><![CDATA[query]]></category>
		<category><![CDATA[sql]]></category>
		<guid isPermaLink="false">http://rosen4o.net/?p=1044</guid>

					<description><![CDATA[<p>// Get a db connection. $db = JFactory::getDbo();   // Create a new query object. $query = $db-&#62;getQuery(true);   // Select all articles for users who have a username which starts with 'a'. // Order it by the created date.<span class="ellipsis">&#8230;</span></p>
<div class="read-more"><a href="https://rosen4o.net/2015/10/07/most-userful-joomla-function-to-debug-database-query/">Прочетете повече ›</a></div>
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<p>Материалът <a href="https://rosen4o.net/2015/10/07/most-userful-joomla-function-to-debug-database-query/">most userful joomla function to debug database query</a> е публикуван за пръв път на <a href="https://rosen4o.net">rosen4o.net</a>.</p>
]]></description>
										<content:encoded><![CDATA[<pre class="de1"><span class="co1">// Get a db connection.</span>
<span class="re0">$db</span> <span class="sy0">=</span> JFactory<span class="sy0">::</span><span class="me2">getDbo</span><span class="br0">(</span><span class="br0">)</span><span class="sy0">;</span>
 
<span class="co1">// Create a new query object.</span>
<span class="re0">$query</span> <span class="sy0">=</span> <span class="re0">$db</span><span class="sy0">-&gt;</span><span class="me1">getQuery</span><span class="br0">(</span><span class="kw2">true</span><span class="br0">)</span><span class="sy0">;</span>
 
<span class="co1">// Select all articles for users who have a username which starts with 'a'.</span>
<span class="co1">// Order it by the created date.</span>
<span class="co1">// Note by putting 'a' as a second parameter will generate `#__content` AS `a`</span>
<span class="re0">$query</span>
    <span class="sy0">-&gt;</span><span class="me1">select</span><span class="br0">(</span><span class="re0">$db</span><span class="sy0">-&gt;</span><span class="me1">quoteName</span><span class="br0">(</span><span class="kw3">array</span><span class="br0">(</span><span class="st_h">'a.*'</span><span class="sy0">,</span> <span class="st_h">'b.username'</span><span class="sy0">,</span> <span class="st_h">'b.name'</span><span class="br0">)</span><span class="br0">)</span><span class="br0">)</span>
    <span class="sy0">-&gt;</span><span class="me1">from</span><span class="br0">(</span><span class="re0">$db</span><span class="sy0">-&gt;</span><span class="me1">quoteName</span><span class="br0">(</span><span class="st_h">'#__content'</span><span class="sy0">,</span> <span class="st_h">'a'</span><span class="br0">)</span><span class="br0">)</span>
    <span class="sy0">-&gt;</span><span class="me1">join</span><span class="br0">(</span><span class="st_h">'INNER'</span><span class="sy0">,</span> <span class="re0">$db</span><span class="sy0">-&gt;</span><span class="me1">quoteName</span><span class="br0">(</span><span class="st_h">'#__users'</span><span class="sy0">,</span> <span class="st_h">'b'</span><span class="br0">)</span> <span class="sy0">.</span> <span class="st_h">' ON ('</span> <span class="sy0">.</span> <span class="re0">$db</span><span class="sy0">-&gt;</span><span class="me1">quoteName</span><span class="br0">(</span><span class="st_h">'a.created_by'</span><span class="br0">)</span> <span class="sy0">.</span> <span class="st_h">' = '</span> <span class="sy0">.</span> <span class="re0">$db</span><span class="sy0">-&gt;</span><span class="me1">quoteName</span><span class="br0">(</span><span class="st_h">'b.id'</span><span class="br0">)</span> <span class="sy0">.</span> <span class="st_h">')'</span><span class="br0">)</span>
    <span class="sy0">-&gt;</span><span class="me1">where</span><span class="br0">(</span><span class="re0">$db</span><span class="sy0">-&gt;</span><span class="me1">quoteName</span><span class="br0">(</span><span class="st_h">'b.username'</span><span class="br0">)</span> <span class="sy0">.</span> <span class="st_h">' LIKE \'</span>a<span class="sy0">%</span>\<span class="st_h">''</span><span class="br0">)</span>
    <span class="sy0">-&gt;</span><span class="me1">order</span><span class="br0">(</span><span class="re0">$db</span><span class="sy0">-&gt;</span><span class="me1">quoteName</span><span class="br0">(</span><span class="st_h">'a.created'</span><span class="br0">)</span> <span class="sy0">.</span> <span class="st_h">' DESC'</span><span class="br0">)</span><span class="sy0">;</span>

<strong>// echo sql query so you can see it and debug it ;)</strong>
<strong>echo $db-&gt;replacePrefix( (string) $query );</strong>
 
<span class="co1">// Reset the query using our newly populated query object.</span>
<span class="re0">$db</span><span class="sy0">-&gt;</span><span class="me1">setQuery</span><span class="br0">(</span><span class="re0">$query</span><span class="br0">)</span><span class="sy0">;

// Get array with information of the query</span>
<span class="co1">$rows = $db-&gt;loadAssocList();</span>


</pre>
<p>Материалът <a href="https://rosen4o.net/2015/10/07/most-userful-joomla-function-to-debug-database-query/">most userful joomla function to debug database query</a> е публикуван за пръв път на <a href="https://rosen4o.net">rosen4o.net</a>.</p>
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		<item>
		<title>mysql Warning: Using unique option prefix pass instead of password is deprecated and will be removed in a future release. Please use the full name instead.</title>
		<link>https://rosen4o.net/2014/04/12/mysql-warning-using-unique-option-prefix-pass-instead-of-password-is-deprecated-and-will-be-removed-in-a-future-release-please-use-the-full-name-instead/</link>
					<comments>https://rosen4o.net/2014/04/12/mysql-warning-using-unique-option-prefix-pass-instead-of-password-is-deprecated-and-will-be-removed-in-a-future-release-please-use-the-full-name-instead/#respond</comments>
		
		<dc:creator><![CDATA[rosen4o]]></dc:creator>
		<pubDate>Sat, 12 Apr 2014 05:47:40 +0000</pubDate>
				<category><![CDATA[linux]]></category>
		<category><![CDATA[automysqlbackup]]></category>
		<category><![CDATA[error]]></category>
		<category><![CDATA[home]]></category>
		<category><![CDATA[mysql]]></category>
		<category><![CDATA[script]]></category>
		<category><![CDATA[shell]]></category>
		<guid isPermaLink="false">http://rosen4o.net/?p=1002</guid>

					<description><![CDATA[<p>If you get some errors like this you need to open your home directory vim ~/.my.cnf and change on the row pass= to password=</p>
<p>Материалът <a href="https://rosen4o.net/2014/04/12/mysql-warning-using-unique-option-prefix-pass-instead-of-password-is-deprecated-and-will-be-removed-in-a-future-release-please-use-the-full-name-instead/">mysql Warning: Using unique option prefix pass instead of password is deprecated and will be removed in a future release. Please use the full name instead.</a> е публикуван за пръв път на <a href="https://rosen4o.net">rosen4o.net</a>.</p>
]]></description>
										<content:encoded><![CDATA[<p>If you get some errors like this you need to open your home directory</p>
<blockquote><p><strong>vim ~/.my.cnf</strong></p></blockquote>
<p>and change on the row</p>
<blockquote><p><strong>pass=</strong></p></blockquote>
<p>to</p>
<blockquote><p><strong>password=</strong></p></blockquote>
<p>Материалът <a href="https://rosen4o.net/2014/04/12/mysql-warning-using-unique-option-prefix-pass-instead-of-password-is-deprecated-and-will-be-removed-in-a-future-release-please-use-the-full-name-instead/">mysql Warning: Using unique option prefix pass instead of password is deprecated and will be removed in a future release. Please use the full name instead.</a> е публикуван за пръв път на <a href="https://rosen4o.net">rosen4o.net</a>.</p>
]]></content:encoded>
					
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		<item>
		<title>mysql server has gone away or connection timeout</title>
		<link>https://rosen4o.net/2013/11/30/mysql-server-has-gone-away-or-connection-timeout/</link>
					<comments>https://rosen4o.net/2013/11/30/mysql-server-has-gone-away-or-connection-timeout/#respond</comments>
		
		<dc:creator><![CDATA[rosen4o]]></dc:creator>
		<pubDate>Fri, 29 Nov 2013 23:26:14 +0000</pubDate>
				<category><![CDATA[linux]]></category>
		<category><![CDATA[php]]></category>
		<category><![CDATA[away]]></category>
		<category><![CDATA[gone]]></category>
		<category><![CDATA[mysql]]></category>
		<guid isPermaLink="false">http://rosen4o.net/?p=977</guid>

					<description><![CDATA[<p>If you do a lots of things in one php script this usually takes some time and mysql can gone away 😉 for this when you run new query you can run it with this function which will connect again<span class="ellipsis">&#8230;</span></p>
<div class="read-more"><a href="https://rosen4o.net/2013/11/30/mysql-server-has-gone-away-or-connection-timeout/">Прочетете повече ›</a></div>
<p><!-- end of .read-more --></p>
<p>Материалът <a href="https://rosen4o.net/2013/11/30/mysql-server-has-gone-away-or-connection-timeout/">mysql server has gone away or connection timeout</a> е публикуван за пръв път на <a href="https://rosen4o.net">rosen4o.net</a>.</p>
]]></description>
										<content:encoded><![CDATA[<p>If you do a lots of things in one php script this usually takes some time and mysql can gone away 😉 for this when you run new query you can run it with this function which will connect again to mysql if previous connection is closed from timeout</p>
<p style="padding-left: 30px;"><code><br />
function run_query($sql){<br />
global $link, $db;</code></p>
<p style="padding-left: 30px;">if(!mysql_ping($link)){<br />
$link = mysql_connect($db[&#8216;host&#8217;], $db[&#8216;user&#8217;], $db[&#8216;pass&#8217;], true);<br />
mysql_select_db($db[&#8216;db&#8217;], $link);<br />
}</p>
<p style="padding-left: 30px;">return mysql_query($sql, $link);</p>
<p style="padding-left: 30px;">}</p>
<p>Материалът <a href="https://rosen4o.net/2013/11/30/mysql-server-has-gone-away-or-connection-timeout/">mysql server has gone away or connection timeout</a> е публикуван за пръв път на <a href="https://rosen4o.net">rosen4o.net</a>.</p>
]]></content:encoded>
					
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		<item>
		<title>mysql import all sql files from directory</title>
		<link>https://rosen4o.net/2013/08/06/mysql-import-all-sql-files-from-directory/</link>
					<comments>https://rosen4o.net/2013/08/06/mysql-import-all-sql-files-from-directory/#respond</comments>
		
		<dc:creator><![CDATA[rosen4o]]></dc:creator>
		<pubDate>Tue, 06 Aug 2013 12:48:57 +0000</pubDate>
				<category><![CDATA[linux]]></category>
		<category><![CDATA[all files]]></category>
		<category><![CDATA[bash]]></category>
		<category><![CDATA[directory]]></category>
		<category><![CDATA[import]]></category>
		<category><![CDATA[mysql]]></category>
		<category><![CDATA[mysql import]]></category>
		<category><![CDATA[sql]]></category>
		<guid isPermaLink="false">http://rosen4o.net/?p=935</guid>

					<description><![CDATA[<p>for SQL in *.sql; do  echo importing $SQL; mysql -u user  -ppassword table&#60; $SQL;rm $SQL; done</p>
<p>Материалът <a href="https://rosen4o.net/2013/08/06/mysql-import-all-sql-files-from-directory/">mysql import all sql files from directory</a> е публикуван за пръв път на <a href="https://rosen4o.net">rosen4o.net</a>.</p>
]]></description>
										<content:encoded><![CDATA[<blockquote><p>for SQL in *.sql; do  echo importing $SQL; mysql -u user  -ppassword table&lt; $SQL;rm $SQL; done</p></blockquote>
<p>Материалът <a href="https://rosen4o.net/2013/08/06/mysql-import-all-sql-files-from-directory/">mysql import all sql files from directory</a> е публикуван за пръв път на <a href="https://rosen4o.net">rosen4o.net</a>.</p>
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		<item>
		<title>mysql export every table in different file</title>
		<link>https://rosen4o.net/2013/08/06/mysql-export-every-table-in-different-file/</link>
					<comments>https://rosen4o.net/2013/08/06/mysql-export-every-table-in-different-file/#respond</comments>
		
		<dc:creator><![CDATA[rosen4o]]></dc:creator>
		<pubDate>Tue, 06 Aug 2013 12:47:03 +0000</pubDate>
				<category><![CDATA[linux]]></category>
		<category><![CDATA[export]]></category>
		<category><![CDATA[mysql]]></category>
		<category><![CDATA[mysqldump]]></category>
		<guid isPermaLink="false">http://rosen4o.net/?p=933</guid>

					<description><![CDATA[<p>#!/bin/bash # dump-tables-mysql.sh # Descr: Dump MySQL table data into separate SQL files for a specified database. # Usage: Run without args for usage info. # Author: @Trutane # Ref: http://stackoverflow.com/q/3669121/138325 # Notes: # * Script will prompt for password<span class="ellipsis">&#8230;</span></p>
<div class="read-more"><a href="https://rosen4o.net/2013/08/06/mysql-export-every-table-in-different-file/">Прочетете повече ›</a></div>
<p><!-- end of .read-more --></p>
<p>Материалът <a href="https://rosen4o.net/2013/08/06/mysql-export-every-table-in-different-file/">mysql export every table in different file</a> е публикуван за пръв път на <a href="https://rosen4o.net">rosen4o.net</a>.</p>
]]></description>
										<content:encoded><![CDATA[<pre><code>#!/bin/bash

# dump-tables-mysql.sh
# Descr: Dump MySQL table data into separate SQL files for a specified database.
# Usage: Run without args for usage info.
# Author: @Trutane
# Ref: http://stackoverflow.com/q/3669121/138325
# Notes:
#  * Script will prompt for password for db access.
#  * Output files are compressed and saved in the current working dir, unless DIR is
#    specified on command-line.

[ $# -lt 3 ] &amp;&amp; echo "Usage: $(basename $0) &lt;DB_HOST&gt; &lt;DB_USER&gt; &lt;DB_NAME&gt; [&lt;DIR&gt;]" &amp;&amp; exit 1

DB_host=$1
DB_user=$2
DB=$3
DIR=$4

[ -n "$DIR" ] || DIR=.
test -d $DIR || mkdir -p $DIR

echo -n "DB password: "
read -s DB_pass
echo
echo "Dumping tables into separate SQL command files for database '$DB' into dir=$DIR"

tbl_count=0

for t in $(mysql -NBA -h $DB_host -u $DB_user -p$DB_pass -D $DB -e 'show tables') 
do 
    echo "DUMPING TABLE: $t"
    mysqldump -h $DB_host -u $DB_user -p$DB_pass $DB $t | gzip &gt; $DIR/$t.sql.gz
    (( tbl_count++ ))
done

echo "$tbl_count tables dumped from database '$DB' into dir=$DIR"</code></pre>
<p>Материалът <a href="https://rosen4o.net/2013/08/06/mysql-export-every-table-in-different-file/">mysql export every table in different file</a> е публикуван за пръв път на <a href="https://rosen4o.net">rosen4o.net</a>.</p>
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		<item>
		<title>php/mysql timezone</title>
		<link>https://rosen4o.net/2012/02/06/php-mysql-timezone/</link>
					<comments>https://rosen4o.net/2012/02/06/php-mysql-timezone/#respond</comments>
		
		<dc:creator><![CDATA[rosen4o]]></dc:creator>
		<pubDate>Mon, 06 Feb 2012 09:18:37 +0000</pubDate>
				<category><![CDATA[linux]]></category>
		<category><![CDATA[mysql]]></category>
		<category><![CDATA[php]]></category>
		<category><![CDATA[timezone]]></category>
		<guid isPermaLink="false">http://rosen4o.net/?p=841</guid>

					<description><![CDATA[<p>Настройката на специфична времева зона в php / mysql става по следният начин: date_default_timezone_set(&#8216;Europe/London&#8217;); mysql_query(&#8222;SET `time_zone` = &#8216;&#8220;.date(&#8216;P&#8217;).&#8220;&#8216;&#8220;);</p>
<p>Материалът <a href="https://rosen4o.net/2012/02/06/php-mysql-timezone/">php/mysql timezone</a> е публикуван за пръв път на <a href="https://rosen4o.net">rosen4o.net</a>.</p>
]]></description>
										<content:encoded><![CDATA[<p>Настройката на специфична времева зона в php / mysql става по следният начин:</p>
<blockquote><p>date_default_timezone_set(&#8216;Europe/London&#8217;);<br />
mysql_query(&#8222;SET `time_zone` = &#8216;&#8220;.date(&#8216;P&#8217;).&#8220;&#8216;&#8220;);</p></blockquote>
<p>Материалът <a href="https://rosen4o.net/2012/02/06/php-mysql-timezone/">php/mysql timezone</a> е публикуван за пръв път на <a href="https://rosen4o.net">rosen4o.net</a>.</p>
]]></content:encoded>
					
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		<item>
		<title>GreenSQL</title>
		<link>https://rosen4o.net/2008/12/17/greensql/</link>
					<comments>https://rosen4o.net/2008/12/17/greensql/#respond</comments>
		
		<dc:creator><![CDATA[rosen4o]]></dc:creator>
		<pubDate>Wed, 17 Dec 2008 15:59:44 +0000</pubDate>
				<category><![CDATA[linux]]></category>
		<category><![CDATA[mysql]]></category>
		<guid isPermaLink="false">http://rosen4o.net/?p=451</guid>

					<description><![CDATA[<p>GreenSQL е защитна стена с отворен код, предпазваща базите от данни от инжектиране на SQL код. Приложението работи като прокси и има вградена поддръжка за MySQL. Принципът на работа е проверка на SQL заявките по определен шаблон, както и филтриране<span class="ellipsis">&#8230;</span></p>
<div class="read-more"><a href="https://rosen4o.net/2008/12/17/greensql/">Прочетете повече ›</a></div>
<p><!-- end of .read-more --></p>
<p>Материалът <a href="https://rosen4o.net/2008/12/17/greensql/">GreenSQL</a> е публикуван за пръв път на <a href="https://rosen4o.net">rosen4o.net</a>.</p>
]]></description>
										<content:encoded><![CDATA[<blockquote><p><span> GreenSQL е защитна стена с отворен код, предпазваща базите от данни от инжектиране на SQL код. Приложението работи като прокси и има вградена поддръжка за MySQL. Принципът на работа е проверка на SQL заявките по определен шаблон, както и филтриране на дадени административни команди (DROP, CREATE и др). GreenSQL се явява междинен слой между апликацията и базата от данни &#8211; заявката от приложението се филтрира и се подава на базата от данни.<br />
Продуктът се разпространява под GPL лиценз. Официалният сайт на продукта е: <a href="http://www.greensql.net/">http://www.greensql.net/</a></span></p>
<p>източник idg.bg</p></blockquote>
<p>Материалът <a href="https://rosen4o.net/2008/12/17/greensql/">GreenSQL</a> е публикуван за пръв път на <a href="https://rosen4o.net">rosen4o.net</a>.</p>
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