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<h2>Numeric</h2>
<p>
Numeric types are mapped to appropriate database types depending on the platform.
</p>
<h2>BigDecimal</h2>
<p>
By default BigDecimal maps to database <code>decimal(16,3)</code>. This default can
be changed via <em>databaseConfig.addCustomMapping()</em>:
</p>
<div class="syntax java"><div class="highlight"><pre><span></span><span class="c1">// set the default mapping for BigDecimal.class/decimal</span>
<span class="n">databaseConfig</span><span class="o">.</span><span class="na">addCustomMapping</span><span class="o">(</span><span class="n">DbType</span><span class="o">.</span><span class="na">DECIMAL</span><span class="o">,</span> <span class="s">"decimal(8,2)"</span><span class="o">);</span>
</pre></div>
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<h2>Decimal precision and scale</h2>
<p>
Explicitly specify decimal precision and scale using <code>@Column</code>.
</p>
<div class="syntax java"><div class="highlight"><pre><span></span><span class="nd">@Column</span><span class="o">(</span><span class="nx">precision</span> <span class="o">=</span> <span class="mi">10</span><span class="o">,</span> <span class="nx">scale</span> <span class="o">=</span> <span class="mi">4</span><span class="o">)</span>
<span class="n">BigDecimal</span> <span class="n">approvalRate</span><span class="o">;</span>
</pre></div>
</div>
<h2>primitive types</h2>
<p>
Primitive types are deemed non nullable. Ebean will generate DDL for these as not nullable.
</p>
<div class="syntax java"><div class="highlight"><pre><span></span><span class="c1">// primitive type deemed non nullable</span>
<span class="kt">long</span> <span class="n">approvalTotal</span><span class="o">;</span>
</pre></div>
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