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	<title>BASIC TRADING MULTIMEDIA &#187; RoR</title>
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		<title>SQLite in Ruby on Rails su OSX</title>
		<link>http://www.basictrading.biz/2008/02/sqlite-in-ruby-on-rails-su-osx/</link>
		<comments>http://www.basictrading.biz/2008/02/sqlite-in-ruby-on-rails-su-osx/#comments</comments>
		<pubDate>Fri, 08 Feb 2008 17:25:20 +0000</pubDate>
		<dc:creator>Matteo Papadopoulos</dc:creator>
				<category><![CDATA[ruby]]></category>
		<category><![CDATA[database]]></category>
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		<category><![CDATA[sqlite]]></category>

		<guid isPermaLink="false">http://www.basictrading.biz/2008/02/08/sqlite-in-ruby-on-rails-su-osx/</guid>
		<description><![CDATA[Oggi il mio primo esperimento con SQLite su un progetto rails. Va oremesso che spulciando documentazione ho visto che SQLite sarà integrato come database di default per rails mettendo mysql come scelta opzionale. Per prima cosa è necessario installare la &#8230; <a href="http://www.basictrading.biz/2008/02/sqlite-in-ruby-on-rails-su-osx/">Continue reading <span class="meta-nav">&#8594;</span></a>]]></description>
			<content:encoded><![CDATA[<p><a href="http://www.sqlite.org/index.html"><img src="http://www.sqlite.org/images/SQLite.gif" class="logo" alt="SQLite Logo" border="0" /></a></p>
<p>Oggi il mio primo esperimento con SQLite su un progetto rails. Va oremesso che spulciando documentazione ho visto che SQLite sarà integrato come database di default per rails mettendo mysql come scelta opzionale.<br />
Per prima cosa è necessario installare la gemma sqlite3</p>
<blockquote>
<pre> sudo gem install sqlite3-ruby</pre>
</blockquote>
<p>Poi si deve configurare il proprio file database.yml</p>
<pre>development:</pre>
<pre>  adapter: sqlite3</pre>
<pre>  dbfile: dev.db</pre>
<pre>
test:</pre>
<pre>  adapter: sqlite</pre>
<pre>  dbfile: test.db</pre>
<pre>
production:</pre>
<pre>  adapter: sqlite</pre>
<pre>  dbfile: prod.db</pre>
<p>A questo punto basta sotto lib/task/ un rake db.rake tipo questo:</p>
<pre>namespace :db do</pre>
<pre>  desc 'Inserire i dati default'</pre>
<pre>  task :install =&gt; [:environment, 'db:migrate'] do |t|</pre>
<pre>    sDbPath = "#{ ENV['RAILS_ROOT'] }/db"</pre>
<pre>    h = YAML.load_file("#{ ENV['RAILS_ROOT'] }/config/database.yml")</pre>
<pre>    hConnection = h[ENV['RAILS_ENV']]</pre>
<pre>
     puts "-----"</pre>
<pre>     puts "eseguo sqlite3 ..."</pre>
<pre>    `sqlite3 -echo '#{ sDbPath }/#{ hConnection['dbfile'] }' &lt; '#{ sDbPath }/i_miei_dati.sql'`</pre>
<pre>  end</pre>
<pre>end</pre>
<p>Semplice, efficace, veloce!</p>
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