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<h2 title="Class UpdateBatchQuery" class="title">Class UpdateBatchQuery</h2>
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<li>org.apache.cayenne.query.UpdateBatchQuery</li>
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<pre>public class <span class="typeNameLabel">UpdateBatchQuery</span>
extends <a href="BatchQuery.html" title="class in org.apache.cayenne.query">BatchQuery</a></pre>
<div class="block">Batched UPDATE query.</div>
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<dd><a href="../../../../serialized-form.html#org.apache.cayenne.query.UpdateBatchQuery">Serialized Form</a></dd>
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<td class="colFirst"><code>protected boolean</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#usingOptimisticLocking">usingOptimisticLocking</a></span></code></th>
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<h3>Fields inherited from class&nbsp;org.apache.cayenne.query.<a href="BatchQuery.html" title="class in org.apache.cayenne.query">BatchQuery</a></h3>
<code><a href="BatchQuery.html#dbAttributes">dbAttributes</a>, <a href="BatchQuery.html#dbEntity">dbEntity</a>, <a href="BatchQuery.html#rows">rows</a></code></li>
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<th class="colFirst" scope="col">Constructor</th>
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<th class="colConstructorName" scope="row"><code><span class="memberNameLink"><a href="#%3Cinit%3E(org.apache.cayenne.map.DbEntity,java.util.List,java.util.List,java.util.Collection,int)">UpdateBatchQuery</a></span>&#8203;(<a href="../map/DbEntity.html" title="class in org.apache.cayenne.map">DbEntity</a>&nbsp;dbEntity,
<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util" class="externalLink">List</a>&lt;<a href="../map/DbAttribute.html" title="class in org.apache.cayenne.map">DbAttribute</a>&gt;&nbsp;qualifierAttributes,
<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util" class="externalLink">List</a>&lt;<a href="../map/DbAttribute.html" title="class in org.apache.cayenne.map">DbAttribute</a>&gt;&nbsp;updatedAttributes,
<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util" class="externalLink">Collection</a>&lt;<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a>&gt;&nbsp;nullQualifierNames,
int&nbsp;batchCapacity)</code></th>
<td class="colLast">
<div class="block">Creates new UpdateBatchQuery.</div>
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<td class="colFirst"><code>void</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#add(java.util.Map,java.util.Map)">add</a></span>&#8203;(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util" class="externalLink">Map</a>&lt;<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a>,&#8203;<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang" class="externalLink">Object</a>&gt;&nbsp;qualifierSnapshot,
<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util" class="externalLink">Map</a>&lt;<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a>,&#8203;<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang" class="externalLink">Object</a>&gt;&nbsp;updateSnapshot)</code></th>
<td class="colLast">
<div class="block">Adds a parameter row to the batch.</div>
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<td class="colFirst"><code>void</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#add(java.util.Map,java.util.Map,org.apache.cayenne.ObjectId)">add</a></span>&#8203;(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util" class="externalLink">Map</a>&lt;<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a>,&#8203;<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang" class="externalLink">Object</a>&gt;&nbsp;qualifierSnapshot,
<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util" class="externalLink">Map</a>&lt;<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a>,&#8203;<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang" class="externalLink">Object</a>&gt;&nbsp;updateSnapshot,
<a href="../ObjectId.html" title="interface in org.apache.cayenne">ObjectId</a>&nbsp;id)</code></th>
<td class="colLast">
<div class="block">Adds a parameter row to the batch.</div>
</td>
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<tr id="i2" class="altColor">
<td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util" class="externalLink">List</a>&lt;<a href="../map/DbAttribute.html" title="class in org.apache.cayenne.map">DbAttribute</a>&gt;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getDbAttributes()">getDbAttributes</a></span>()</code></th>
<td class="colLast">
<div class="block">Returns a list of DbAttributes describing batch parameters.</div>
</td>
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<tr id="i3" class="rowColor">
<td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util" class="externalLink">List</a>&lt;<a href="../map/DbAttribute.html" title="class in org.apache.cayenne.map">DbAttribute</a>&gt;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getQualifierAttributes()">getQualifierAttributes</a></span>()</code></th>
<td class="colLast">&nbsp;</td>
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<td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util" class="externalLink">List</a>&lt;<a href="../map/DbAttribute.html" title="class in org.apache.cayenne.map">DbAttribute</a>&gt;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getUpdatedAttributes()">getUpdatedAttributes</a></span>()</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i5" class="rowColor">
<td class="colFirst"><code>boolean</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#isNull(org.apache.cayenne.map.DbAttribute)">isNull</a></span>&#8203;(<a href="../map/DbAttribute.html" title="class in org.apache.cayenne.map">DbAttribute</a>&nbsp;attribute)</code></th>
<td class="colLast">
<div class="block">Returns true if a given attribute always has a null value in the batch.</div>
</td>
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<tr id="i6" class="altColor">
<td class="colFirst"><code>boolean</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#isUsingOptimisticLocking()">isUsingOptimisticLocking</a></span>()</code></th>
<td class="colLast">
<div class="block">Returns true if the batch query uses optimistic locking.</div>
</td>
</tr>
<tr id="i7" class="rowColor">
<td class="colFirst"><code>void</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#setUsingOptimisticLocking(boolean)">setUsingOptimisticLocking</a></span>&#8203;(boolean&nbsp;usingOptimisticLocking)</code></th>
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<h3>Methods inherited from class&nbsp;org.apache.cayenne.query.<a href="BatchQuery.html" title="class in org.apache.cayenne.query">BatchQuery</a></h3>
<code><a href="BatchQuery.html#createSQLAction(org.apache.cayenne.query.SQLActionVisitor)">createSQLAction</a>, <a href="BatchQuery.html#getDbEntity()">getDbEntity</a>, <a href="BatchQuery.html#getMetaData(org.apache.cayenne.map.EntityResolver)">getMetaData</a>, <a href="BatchQuery.html#getRows()">getRows</a>, <a href="BatchQuery.html#route(org.apache.cayenne.query.QueryRouter,org.apache.cayenne.map.EntityResolver,org.apache.cayenne.query.Query)">route</a></code></li>
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<h4>usingOptimisticLocking</h4>
<pre>protected&nbsp;boolean usingOptimisticLocking</pre>
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<h4>UpdateBatchQuery</h4>
<pre>public&nbsp;UpdateBatchQuery&#8203;(<a href="../map/DbEntity.html" title="class in org.apache.cayenne.map">DbEntity</a>&nbsp;dbEntity,
<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util" class="externalLink">List</a>&lt;<a href="../map/DbAttribute.html" title="class in org.apache.cayenne.map">DbAttribute</a>&gt;&nbsp;qualifierAttributes,
<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util" class="externalLink">List</a>&lt;<a href="../map/DbAttribute.html" title="class in org.apache.cayenne.map">DbAttribute</a>&gt;&nbsp;updatedAttributes,
<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util" class="externalLink">Collection</a>&lt;<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a>&gt;&nbsp;nullQualifierNames,
int&nbsp;batchCapacity)</pre>
<div class="block">Creates new UpdateBatchQuery.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>dbEntity</code> - Table or view to update.</dd>
<dd><code>qualifierAttributes</code> - DbAttributes used in the WHERE clause.</dd>
<dd><code>nullQualifierNames</code> - DbAttribute names in the WHERE clause that have null values.</dd>
<dd><code>updatedAttributes</code> - DbAttributes describing updated columns.</dd>
<dd><code>batchCapacity</code> - Estimated size of the batch.</dd>
</dl>
</li>
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</li>
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<h4>isNull</h4>
<pre class="methodSignature">public&nbsp;boolean&nbsp;isNull&#8203;(<a href="../map/DbAttribute.html" title="class in org.apache.cayenne.map">DbAttribute</a>&nbsp;attribute)</pre>
<div class="block">Returns true if a given attribute always has a null value in the batch.</div>
<dl>
<dt><span class="simpleTagLabel">Since:</span></dt>
<dd>1.1</dd>
</dl>
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<h4>isUsingOptimisticLocking</h4>
<pre class="methodSignature">public&nbsp;boolean&nbsp;isUsingOptimisticLocking()</pre>
<div class="block">Returns true if the batch query uses optimistic locking.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
<dd><code><a href="BatchQuery.html#isUsingOptimisticLocking()">isUsingOptimisticLocking</a></code>&nbsp;in class&nbsp;<code><a href="BatchQuery.html" title="class in org.apache.cayenne.query">BatchQuery</a></code></dd>
<dt><span class="simpleTagLabel">Since:</span></dt>
<dd>1.1</dd>
</dl>
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<h4>setUsingOptimisticLocking</h4>
<pre class="methodSignature">public&nbsp;void&nbsp;setUsingOptimisticLocking&#8203;(boolean&nbsp;usingOptimisticLocking)</pre>
<dl>
<dt><span class="simpleTagLabel">Since:</span></dt>
<dd>1.1</dd>
</dl>
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<h4>add</h4>
<pre class="methodSignature">public&nbsp;void&nbsp;add&#8203;(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util" class="externalLink">Map</a>&lt;<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a>,&#8203;<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang" class="externalLink">Object</a>&gt;&nbsp;qualifierSnapshot,
<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util" class="externalLink">Map</a>&lt;<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a>,&#8203;<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang" class="externalLink">Object</a>&gt;&nbsp;updateSnapshot)</pre>
<div class="block">Adds a parameter row to the batch.</div>
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<h4>add</h4>
<pre class="methodSignature">public&nbsp;void&nbsp;add&#8203;(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util" class="externalLink">Map</a>&lt;<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a>,&#8203;<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang" class="externalLink">Object</a>&gt;&nbsp;qualifierSnapshot,
<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util" class="externalLink">Map</a>&lt;<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a>,&#8203;<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang" class="externalLink">Object</a>&gt;&nbsp;updateSnapshot,
<a href="../ObjectId.html" title="interface in org.apache.cayenne">ObjectId</a>&nbsp;id)</pre>
<div class="block">Adds a parameter row to the batch.</div>
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<dt><span class="simpleTagLabel">Since:</span></dt>
<dd>1.2</dd>
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<pre class="methodSignature">public&nbsp;<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util" class="externalLink">List</a>&lt;<a href="../map/DbAttribute.html" title="class in org.apache.cayenne.map">DbAttribute</a>&gt;&nbsp;getDbAttributes()</pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from class:&nbsp;<code><a href="BatchQuery.html#getDbAttributes()">BatchQuery</a></code></span></div>
<div class="block">Returns a list of DbAttributes describing batch parameters.</div>
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<dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
<dd><code><a href="BatchQuery.html#getDbAttributes()">getDbAttributes</a></code>&nbsp;in class&nbsp;<code><a href="BatchQuery.html" title="class in org.apache.cayenne.query">BatchQuery</a></code></dd>
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<pre class="methodSignature">public&nbsp;<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util" class="externalLink">List</a>&lt;<a href="../map/DbAttribute.html" title="class in org.apache.cayenne.map">DbAttribute</a>&gt;&nbsp;getUpdatedAttributes()</pre>
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<pre class="methodSignature">public&nbsp;<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util" class="externalLink">List</a>&lt;<a href="../map/DbAttribute.html" title="class in org.apache.cayenne.map">DbAttribute</a>&gt;&nbsp;getQualifierAttributes()</pre>
<dl>
<dt><span class="simpleTagLabel">Since:</span></dt>
<dd>1.1</dd>
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