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>.NET Thin Client</a>
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>C++ Thin Client</a>
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<li><a href="/docs/2.10.0/binary-client-protocol/key-value-queries" class=''>Key-Value Queries</a></li>
<li><a href="/docs/2.10.0/binary-client-protocol/sql-and-scan-queries" class=''>SQL and Scan Queries</a></li>
<li><a href="/docs/2.10.0/binary-client-protocol/binary-type-metadata" class=''>Binary Types Metadata</a></li>
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<a href="/docs/2.10.0/data-modeling/data-modeling"
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<a href="/docs/2.10.0/data-modeling/affinity-collocation"
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<a href="/docs/2.10.0/data-modeling/binary-marshaller"
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<a href="/docs/2.10.0/memory-configuration/data-regions"
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<a href="/docs/2.10.0/memory-configuration/eviction-policies"
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<a href="/docs/2.10.0/persistence/swap"
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<a href="/docs/2.10.0/persistence/custom-cache-store"
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<li>
<a href="/docs/2.10.0/persistence/snapshots"
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<a href="/docs/2.10.0/persistence/disk-compression"
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<a href="/docs/2.10.0/persistence/persistence-tuning"
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<button type='button' class='group-toggle collapsed '>Configuring Caches<img class="state-indicator" src="/assets/images/left-nav-arrow.svg" width="6" height="10"></button>
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<a href="/docs/2.10.0/configuring-caches/configuration-overview"
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<a href="/docs/2.10.0/configuring-caches/configuring-backups"
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<a href="/docs/2.10.0/configuring-caches/partition-loss-policy"
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>Partition Loss Policy</a>
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<a href="/docs/2.10.0/configuring-caches/atomicity-modes"
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>Atomicity Modes</a>
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<a href="/docs/2.10.0/configuring-caches/expiry-policies"
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<a href="/docs/2.10.0/configuring-caches/on-heap-caching"
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<a href="/docs/2.10.0/configuring-caches/cache-groups"
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<a href="/docs/2.10.0/configuring-caches/near-cache"
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<li>
<a href="/docs/2.10.0/data-rebalancing" class='' >Data Rebalancing</a>
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<a href="/docs/2.10.0/data-streaming" class='' >Data Streaming</a>
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<button type='button' class='group-toggle collapsed '>Using Key-Value API<img class="state-indicator" src="/assets/images/left-nav-arrow.svg" width="6" height="10"></button>
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<a href="/docs/2.10.0/key-value-api/basic-cache-operations"
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<a href="/docs/2.10.0/read-repair"
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<a href="/docs/2.10.0/key-value-api/transactions" class='' >Performing Transactions</a>
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<a href="/docs/2.10.0/SQL/sql-introduction"
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<a href="/docs/2.10.0/SQL/schemas"
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<a href="/docs/2.10.0/SQL/indexes"
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<a href="/docs/2.10.0/SQL/JDBC/jdbc-client-driver"
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<a href="/docs/2.10.0/sql-reference/ddl"
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<a href="/docs/2.10.0/sql-reference/dml"
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<a href="/docs/2.10.0/sql-reference/operational-commands"
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<a href="/docs/2.10.0/sql-reference/aggregate-functions"
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>Aggregate functions</a>
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<a href="/docs/2.10.0/sql-reference/string-functions"
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<a href="/docs/2.10.0/sql-reference/date-time-functions"
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<a href="/docs/2.10.0/sql-reference/system-functions"
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<a href="/docs/2.10.0/distributed-computing/distributed-computing"
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<a href="/docs/2.10.0/distributed-computing/cluster-groups"
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<a href="/docs/2.10.0/distributed-computing/executor-service"
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>Executor Service</a>
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<a href="/docs/2.10.0/distributed-computing/map-reduce"
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>MapReduce API</a>
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<a href="/docs/2.10.0/distributed-computing/load-balancing"
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>Load Balancing</a>
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<a href="/docs/2.10.0/distributed-computing/fault-tolerance"
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>Fault Tolerance</a>
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<a href="/docs/2.10.0/distributed-computing/job-scheduling"
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>Job Scheduling</a>
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<li>
<a href="/docs/2.10.0/distributed-computing/collocated-computations"
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>Colocating Computations with Data</a>
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<a href="/docs/2.10.0/code-deployment/deploying-user-code"
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<a href="/docs/2.10.0/code-deployment/peer-class-loading"
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<a href="/docs/2.10.0/machine-learning/machine-learning"
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<a href="/docs/2.10.0/machine-learning/partition-based-dataset"
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>Partition Based Dataset</a>
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<a href="/docs/2.10.0/machine-learning/updating-trained-models"
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<button
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<li><a href="/docs/2.10.0/machine-learning/binary-classification/introduction" class=''>Introduction</a></li>
<li><a href="/docs/2.10.0/machine-learning/binary-classification/linear-svm" class=''>Linear SVM (Support Vector Machine)</a></li>
<li><a href="/docs/2.10.0/machine-learning/binary-classification/decision-trees" class=''>Decision Trees</a></li>
<li><a href="/docs/2.10.0/machine-learning/binary-classification/multilayer-perceptron" class=''>Multilayer Perceptron</a></li>
<li><a href="/docs/2.10.0/machine-learning/binary-classification/logistic-regression" class=''>Logistic Regression</a></li>
<li><a href="/docs/2.10.0/machine-learning/binary-classification/knn-classification" class=''>k-NN Classification</a></li>
<li><a href="/docs/2.10.0/machine-learning/binary-classification/ann" class=''>ANN (Approximate Nearest Neighbor)</a></li>
<li><a href="/docs/2.10.0/machine-learning/binary-classification/naive-bayes" class=''>Naive Bayes</a></li>
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<li><a href="/docs/2.10.0/machine-learning/regression/introduction" class=''>Introduction</a></li>
<li><a href="/docs/2.10.0/machine-learning/regression/linear-regression" class=''>Linear Regression</a></li>
<li><a href="/docs/2.10.0/machine-learning/regression/decision-trees-regression" class=''>Decision Trees Regression</a></li>
<li><a href="/docs/2.10.0/machine-learning/regression/knn-regression" class=''>k-NN Regression</a></li>
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<button
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<li><a href="/docs/2.10.0/machine-learning/clustering/introduction" class=''>Introduction</a></li>
<li><a href="/docs/2.10.0/machine-learning/clustering/k-means-clustering" class=''>K-Means Clustering</a></li>
<li><a href="/docs/2.10.0/machine-learning/clustering/gaussian-mixture" class=''>Gaussian mixture (GMM)</a></li>
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</li>
<li>
<a href="/docs/2.10.0/machine-learning/preprocessing"
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<button
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<li><a href="/docs/2.10.0/machine-learning/model-selection/introduction" class=''>Introduction</a></li>
<li><a href="/docs/2.10.0/machine-learning/model-selection/evaluator" class=''>Evaluator</a></li>
<li><a href="/docs/2.10.0/machine-learning/model-selection/split-the-dataset-on-test-and-train-datasets" class=''>Split the dataset on test and train datasets</a></li>
<li><a href="/docs/2.10.0/machine-learning/model-selection/hyper-parameter-tuning" class=''>Hyper-parameter tuning</a></li>
<li><a href="/docs/2.10.0/machine-learning/model-selection/pipeline-api" class=''>Pipeline API</a></li>
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</li>
<li>
<a href="/docs/2.10.0/machine-learning/multiclass-classification"
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>Multiclass Classification</a>
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<li>
<button
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class='collapsed '>Ensemble Methods<img class="state-indicator" src="/assets/images/left-nav-arrow.svg" width="6" height="10"></button>
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<li><a href="/docs/2.10.0/machine-learning/ensemble-methods/introduction" class=''></a></li>
<li><a href="/docs/2.10.0/machine-learning/ensemble-methods/stacking" class=''>Stacking</a></li>
<li><a href="/docs/2.10.0/machine-learning/ensemble-methods/baggin" class=''>Bagging</a></li>
<li><a href="/docs/2.10.0/machine-learning/ensemble-methods/random-forest" class=''>Random Forest</a></li>
<li><a href="/docs/2.10.0/machine-learning/ensemble-methods/gradient-boosting" class=''>Gradient Boosting</a></li>
</nav>
</li>
<li>
<a href="/docs/2.10.0/machine-learning/recommendation-systems"
class=''
>Recommendation Systems</a>
</li>
<li>
<button
type='button'
class='collapsed '>Importing Model<img class="state-indicator" src="/assets/images/left-nav-arrow.svg" width="6" height="10"></button>
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<article data-swiftype-index='true'>
<a class='edit-link' href="https://github.com/apache/ignite/tree/IGNITE-7595/docs/_docs/extensions-and-integrations/php-pdo.adoc" target="_blank">Edit</a>
<h1>Using PHP PDO With Apache Ignite</h1>
<div class="sect1">
<h2 id="overview">Overview</h2>
<div class="sectionbody">
<div class="paragraph">
<p>PHP provides a lightweight, consistent interface for accessing databases named PHP Data Objects - PDO. This extension works
with several database-specific PDO drivers. One of them is <a href="http://php.net/manual/en/ref.pdo-odbc.php" target="_blank" rel="noopener">PDO_ODBC</a>,
which allows connecting to any database that provides its own ODBC driver implementation.</p>
</div>
<div class="paragraph">
<p>With the usage of Apache Ignite&#8217;s ODBC driver, it&#8217;s possible to connect to an Apache Ignite cluster from a PHP application
accessing and modifying data that is stored there.</p>
</div>
</div>
</div>
<div class="sect1">
<h2 id="setting-up-odbc-driver">Setting Up ODBC Driver</h2>
<div class="sectionbody">
<div class="paragraph">
<p>Apache Ignite conforms to ODBC protocol and has its own ODBC driver that is delivered along with other functionality.
This is the driver that will be used by PHP PDO framework going forward in order to connect to an Apache Ignite cluster.</p>
</div>
<div class="paragraph">
<p>Refer to the Ignite <a href="/docs/2.10.0/SQL/ODBC/odbc-driver">ODBC Driver</a> documentation to configure and install the driver
on a target system. Once the driver is installed and functional move to the next sections of this guide below.</p>
</div>
</div>
</div>
<div class="sect1">
<h2 id="installing-and-configuring-php-pdo">Installing and Configuring PHP PDO</h2>
<div class="sectionbody">
<div class="paragraph">
<p>To install PHP, PDO and the PDO_ODBC driver refer to the generic PHP resources:</p>
</div>
<div class="ulist">
<ul>
<li>
<p><a href="http://php.net/downloads.php" target="_blank" rel="noopener">Download</a> and install the desired PHP version. Note, that PDO driver is
enabled by default in PHP as of PHP 5.1.0. On Windows environment you can download PHP binary from the
<a href="http://windows.php.net/download" target="_blank" rel="noopener">following page</a>.</p>
</li>
<li>
<p><a href="http://php.net/manual/en/book.pdo.php" target="_blank" rel="noopener">Configure</a> PHP PDO framework.</p>
</li>
<li>
<p><a href="http://php.net/manual/en/ref.pdo-odbc.php" target="_blank" rel="noopener">Enable</a> PDO_ODBC driver.</p>
<div class="ulist">
<ul>
<li>
<p>On Windows it may be needed to uncomment <code>extension=php_pdo_odbc.dll</code> line in the php.ini and make sure that <code>extension_dir</code>
points to a directory which contains <code>php_pdo_odbc.dll</code>. Moreover, this directory has to be added to <code>PATH</code> environment variable.</p>
</li>
<li>
<p>On Unix based systems most often it&#8217;s simply required to install a special PHP_ODBC package. For instance, <code>php5-odbc</code>
package has to be installed on Ubuntu 14.04.</p>
</li>
</ul>
</div>
</li>
<li>
<p>If necessary, <a href="http://php.net/manual/en/ref.pdo-odbc.php#ref.pdo-odbc.installation" target="_blank" rel="noopener">configure</a> and build PDO_ODBC driver
for a specific system that does not fall under a general case. In most cases, however, simple installation of both PHP
and PDO_ODBC driver is going to be enough.</p>
</li>
</ul>
</div>
</div>
</div>
<div class="sect1">
<h2 id="starting-ignite-cluster">Starting Ignite Cluster</h2>
<div class="sectionbody">
<div class="paragraph">
<p>After PHP PDO is installed and ready to be used let&#8217;s start an Ignite cluster with an exemplary configuration and connect
to the cluster from a PHP application updating and querying cluster&#8217;s data:</p>
</div>
<div class="ulist">
<ul>
<li>
<p>First, the ODBC processor has to be enabled cluster wide. To do so, <code>odbcConfiguration</code> property has to be added to
<code>IgniteConfiguration</code> of every cluster node.</p>
</li>
<li>
<p>Next, list configurations for all the caches related to specific data models inside of <code>IgniteConfiguration</code>.
Since we&#8217;re going to execute SQL queries from PHP PDO side over the cluster, every cache configuration needs to contain
a definition for <code>QueryEntity</code>. Alternatively, you can define SQL tables and indexes with Ignite DDL commands.</p>
</li>
<li>
<p>Finally, use the configuration template below to start an Ignite cluster</p>
<code-tabs><code-tab data-tab='XML'><div class="listingblock">
<div class="content">
<pre class="rouge highlight"><code data-lang="xml"><span class="cp">&lt;?xml version="1.0" encoding="UTF-8"?&gt;</span>
<span class="nt">&lt;beans</span> <span class="na">xmlns=</span><span class="s">"http://www.springframework.org/schema/beans"</span>
<span class="na">xmlns:xsi=</span><span class="s">"http://www.w3.org/2001/XMLSchema-instance"</span>
<span class="na">xmlns:util=</span><span class="s">"http://www.springframework.org/schema/util"</span>
<span class="na">xsi:schemaLocation=</span><span class="s">"
http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans.xsd
http://www.springframework.org/schema/util
http://www.springframework.org/schema/util/spring-util.xsd"</span><span class="nt">&gt;</span>
<span class="nt">&lt;bean</span> <span class="na">id=</span><span class="s">"ignite.cfg"</span> <span class="na">class=</span><span class="s">"org.apache.ignite.configuration.IgniteConfiguration"</span><span class="nt">&gt;</span>
<span class="c">&lt;!-- Enabling ODBC. --&gt;</span>
<span class="nt">&lt;property</span> <span class="na">name=</span><span class="s">"odbcConfiguration"</span><span class="nt">&gt;</span>
<span class="nt">&lt;bean</span> <span class="na">class=</span><span class="s">"org.apache.ignite.configuration.OdbcConfiguration"</span><span class="nt">&gt;&lt;/bean&gt;</span>
<span class="nt">&lt;/property&gt;</span>
<span class="c">&lt;!-- Configuring cache. --&gt;</span>
<span class="nt">&lt;property</span> <span class="na">name=</span><span class="s">"cacheConfiguration"</span><span class="nt">&gt;</span>
<span class="nt">&lt;list&gt;</span>
<span class="nt">&lt;bean</span> <span class="na">class=</span><span class="s">"org.apache.ignite.configuration.CacheConfiguration"</span><span class="nt">&gt;</span>
<span class="nt">&lt;property</span> <span class="na">name=</span><span class="s">"name"</span> <span class="na">value=</span><span class="s">"Person"</span><span class="nt">/&gt;</span>
<span class="nt">&lt;property</span> <span class="na">name=</span><span class="s">"cacheMode"</span> <span class="na">value=</span><span class="s">"PARTITIONED"</span><span class="nt">/&gt;</span>
<span class="nt">&lt;property</span> <span class="na">name=</span><span class="s">"atomicityMode"</span> <span class="na">value=</span><span class="s">"TRANSACTIONAL"</span><span class="nt">/&gt;</span>
<span class="nt">&lt;property</span> <span class="na">name=</span><span class="s">"writeSynchronizationMode"</span> <span class="na">value=</span><span class="s">"FULL_SYNC"</span><span class="nt">/&gt;</span>
<span class="nt">&lt;property</span> <span class="na">name=</span><span class="s">"queryEntities"</span><span class="nt">&gt;</span>
<span class="nt">&lt;list&gt;</span>
<span class="nt">&lt;bean</span> <span class="na">class=</span><span class="s">"org.apache.ignite.cache.QueryEntity"</span><span class="nt">&gt;</span>
<span class="nt">&lt;property</span> <span class="na">name=</span><span class="s">"keyType"</span> <span class="na">value=</span><span class="s">"java.lang.Long"</span><span class="nt">/&gt;</span>
<span class="nt">&lt;property</span> <span class="na">name=</span><span class="s">"valueType"</span> <span class="na">value=</span><span class="s">"Person"</span><span class="nt">/&gt;</span>
<span class="nt">&lt;property</span> <span class="na">name=</span><span class="s">"fields"</span><span class="nt">&gt;</span>
<span class="nt">&lt;map&gt;</span>
<span class="nt">&lt;entry</span> <span class="na">key=</span><span class="s">"firstName"</span> <span class="na">value=</span><span class="s">"java.lang.String"</span><span class="nt">/&gt;</span>
<span class="nt">&lt;entry</span> <span class="na">key=</span><span class="s">"lastName"</span> <span class="na">value=</span><span class="s">"java.lang.String"</span><span class="nt">/&gt;</span>
<span class="nt">&lt;entry</span> <span class="na">key=</span><span class="s">"resume"</span> <span class="na">value=</span><span class="s">"java.lang.String"</span><span class="nt">/&gt;</span>
<span class="nt">&lt;entry</span> <span class="na">key=</span><span class="s">"salary"</span> <span class="na">value=</span><span class="s">"java.lang.Integer"</span><span class="nt">/&gt;</span>
<span class="nt">&lt;/map&gt;</span>
<span class="nt">&lt;/property&gt;</span>
<span class="nt">&lt;property</span> <span class="na">name=</span><span class="s">"indexes"</span><span class="nt">&gt;</span>
<span class="nt">&lt;list&gt;</span>
<span class="nt">&lt;bean</span> <span class="na">class=</span><span class="s">"org.apache.ignite.cache.QueryIndex"</span><span class="nt">&gt;</span>
<span class="nt">&lt;constructor-arg</span> <span class="na">value=</span><span class="s">"salary"</span><span class="nt">/&gt;</span>
<span class="nt">&lt;/bean&gt;</span>
<span class="nt">&lt;/list&gt;</span>
<span class="nt">&lt;/property&gt;</span>
<span class="nt">&lt;/bean&gt;</span>
<span class="nt">&lt;/list&gt;</span>
<span class="nt">&lt;/property&gt;</span>
<span class="nt">&lt;/bean&gt;</span>
<span class="nt">&lt;/list&gt;</span>
<span class="nt">&lt;/property&gt;</span>
<span class="nt">&lt;/bean&gt;</span>
<span class="nt">&lt;/beans&gt;</span></code></pre>
</div>
</div></code-tab></code-tabs>
</li>
</ul>
</div>
</div>
</div>
<div class="sect1">
<h2 id="connecting-from-php-to-ignite-cluster">Connecting From PHP to Ignite Cluster</h2>
<div class="sectionbody">
<div class="paragraph">
<p>To connect to Ignite from PHP PDO side the DSN has to be properly configured for Ignite.
Refer to the <a href="/docs/2.10.0/SQL/ODBC/connection-string-dsn#configuring-dsn">Configuring DSN</a> documentation page for details.</p>
</div>
<div class="paragraph">
<p>In the example below it&#8217;s assumed that DSN&#8217;s name is "LocalApacheIgniteDSN". Once everything is configured and can be
inter-connected it&#8217;s time to connect to the Apache Ignite cluster from a PHP PDO application and execute a number of
queries like the ones shown below.</p>
</div>
<code-tabs><code-tab data-tab='Insert'><div class="listingblock">
<div class="content">
<pre class="rouge highlight"><code data-lang="php"><span class="o">&lt;?</span><span class="n">php</span>
<span class="k">try</span> <span class="p">{</span>
<span class="c1">// Connecting to Ignite using pre-configured DSN.</span>
<span class="nv">$dbh</span> <span class="o">=</span> <span class="k">new</span> <span class="nc">PDO</span><span class="p">(</span><span class="s1">'odbc:LocalApacheIgniteDSN'</span><span class="p">);</span>
<span class="c1">// Changing PDO error mode.</span>
<span class="nv">$dbh</span><span class="o">-&gt;</span><span class="nf">setAttribute</span><span class="p">(</span><span class="no">PDO</span><span class="o">::</span><span class="no">ATTR_ERRMODE</span><span class="p">,</span> <span class="no">PDO</span><span class="o">::</span><span class="no">ERRMODE_EXCEPTION</span><span class="p">);</span>
<span class="c1">// Preparing query.</span>
<span class="nv">$dbs</span> <span class="o">=</span> <span class="nv">$dbh</span><span class="o">-&gt;</span><span class="nf">prepare</span><span class="p">(</span><span class="s1">'INSERT INTO Person (_key, firstName, lastName, resume, salary)
VALUES (?, ?, ?, ?, ?)'</span><span class="p">);</span>
<span class="c1">// Declaring parameters.</span>
<span class="nv">$key</span> <span class="o">=</span> <span class="mi">777</span><span class="p">;</span>
<span class="nv">$firstName</span> <span class="o">=</span> <span class="s2">"James"</span><span class="p">;</span>
<span class="nv">$lastName</span> <span class="o">=</span> <span class="s2">"Bond"</span><span class="p">;</span>
<span class="nv">$resume</span> <span class="o">=</span> <span class="s2">"Secret Service agent"</span><span class="p">;</span>
<span class="nv">$salary</span> <span class="o">=</span> <span class="mi">65000</span><span class="p">;</span>
<span class="c1">// Binding parameters.</span>
<span class="nv">$dbs</span><span class="o">-&gt;</span><span class="nf">bindParam</span><span class="p">(</span><span class="mi">1</span><span class="p">,</span> <span class="nv">$key</span><span class="p">);</span>
<span class="nv">$dbs</span><span class="o">-&gt;</span><span class="nf">bindParam</span><span class="p">(</span><span class="mi">2</span><span class="p">,</span> <span class="nv">$firstName</span><span class="p">);</span>
<span class="nv">$dbs</span><span class="o">-&gt;</span><span class="nf">bindParam</span><span class="p">(</span><span class="mi">3</span><span class="p">,</span> <span class="nv">$lastName</span><span class="p">);</span>
<span class="nv">$dbs</span><span class="o">-&gt;</span><span class="nf">bindParam</span><span class="p">(</span><span class="mi">4</span><span class="p">,</span> <span class="nv">$resume</span><span class="p">);</span>
<span class="nv">$dbs</span><span class="o">-&gt;</span><span class="nf">bindParam</span><span class="p">(</span><span class="mi">5</span><span class="p">,</span> <span class="nv">$salary</span><span class="p">);</span>
<span class="c1">// Executing the query.</span>
<span class="nv">$dbs</span><span class="o">-&gt;</span><span class="nf">execute</span><span class="p">();</span>
<span class="p">}</span> <span class="k">catch</span> <span class="p">(</span><span class="nc">PDOException</span> <span class="nv">$e</span><span class="p">)</span> <span class="p">{</span>
<span class="k">print</span> <span class="s2">"Error!: "</span> <span class="mf">.</span> <span class="nv">$e</span><span class="o">-&gt;</span><span class="nf">getMessage</span><span class="p">()</span> <span class="mf">.</span> <span class="s2">"</span><span class="se">\n</span><span class="s2">"</span><span class="p">;</span>
<span class="k">die</span><span class="p">();</span>
<span class="p">}</span>
<span class="cp">?&gt;</span></code></pre>
</div>
</div></code-tab><code-tab data-tab='Update'><div class="listingblock">
<div class="content">
<pre class="rouge highlight"><code data-lang="php"><span class="o">&lt;?</span><span class="n">php</span>
<span class="k">try</span> <span class="p">{</span>
<span class="c1">// Connecting to Ignite using pre-configured DSN.</span>
<span class="nv">$dbh</span> <span class="o">=</span> <span class="k">new</span> <span class="nc">PDO</span><span class="p">(</span><span class="s1">'odbc:LocalApacheIgniteDSN'</span><span class="p">);</span>
<span class="c1">// Changing PDO error mode.</span>
<span class="nv">$dbh</span><span class="o">-&gt;</span><span class="nf">setAttribute</span><span class="p">(</span><span class="no">PDO</span><span class="o">::</span><span class="no">ATTR_ERRMODE</span><span class="p">,</span> <span class="no">PDO</span><span class="o">::</span><span class="no">ERRMODE_EXCEPTION</span><span class="p">);</span>
<span class="c1">// Executing the query. The salary field is an indexed field.</span>
<span class="nv">$dbh</span><span class="o">-&gt;</span><span class="nf">query</span><span class="p">(</span><span class="s1">'UPDATE Person SET salary = 42000 WHERE salary &gt; 50000'</span><span class="p">);</span>
<span class="p">}</span> <span class="k">catch</span> <span class="p">(</span><span class="nc">PDOException</span> <span class="nv">$e</span><span class="p">)</span> <span class="p">{</span>
<span class="k">print</span> <span class="s2">"Error!: "</span> <span class="mf">.</span> <span class="nv">$e</span><span class="o">-&gt;</span><span class="nf">getMessage</span><span class="p">()</span> <span class="mf">.</span> <span class="s2">"</span><span class="se">\n</span><span class="s2">"</span><span class="p">;</span>
<span class="k">die</span><span class="p">();</span>
<span class="p">}</span>
<span class="cp">?&gt;</span></code></pre>
</div>
</div></code-tab><code-tab data-tab='Select'><div class="listingblock">
<div class="content">
<pre class="rouge highlight"><code data-lang="php"><span class="o">&lt;?</span><span class="n">php</span>
<span class="k">try</span> <span class="p">{</span>
<span class="c1">// Connecting to Ignite using pre-configured DSN.</span>
<span class="nv">$dbh</span> <span class="o">=</span> <span class="k">new</span> <span class="nc">PDO</span><span class="p">(</span><span class="s1">'odbc:LocalApacheIgniteDSN'</span><span class="p">);</span>
<span class="c1">// Changing PDO error mode.</span>
<span class="nv">$dbh</span><span class="o">-&gt;</span><span class="nf">setAttribute</span><span class="p">(</span><span class="no">PDO</span><span class="o">::</span><span class="no">ATTR_ERRMODE</span><span class="p">,</span> <span class="no">PDO</span><span class="o">::</span><span class="no">ERRMODE_EXCEPTION</span><span class="p">);</span>
<span class="c1">// Executing the query and getting a result set. The salary field is an indexed field.</span>
<span class="nv">$res</span> <span class="o">=</span> <span class="nv">$dbh</span><span class="o">-&gt;</span><span class="nf">query</span><span class="p">(</span><span class="s1">'SELECT firstName, lastName, resume, salary from Person
WHERE salary &gt; 12000'</span><span class="p">);</span>
<span class="k">if</span> <span class="p">(</span><span class="nv">$res</span> <span class="o">==</span> <span class="kc">FALSE</span><span class="p">)</span>
<span class="nb">print_r</span><span class="p">(</span><span class="s2">"Exception"</span><span class="p">);</span>
<span class="c1">// Printing results.</span>
<span class="k">foreach</span><span class="p">(</span><span class="nv">$res</span> <span class="k">as</span> <span class="nv">$row</span><span class="p">)</span> <span class="p">{</span>
<span class="nb">print_r</span><span class="p">(</span><span class="nv">$row</span><span class="p">);</span>
<span class="p">}</span>
<span class="p">}</span> <span class="k">catch</span> <span class="p">(</span><span class="nc">PDOException</span> <span class="nv">$e</span><span class="p">)</span> <span class="p">{</span>
<span class="k">print</span> <span class="s2">"Error!: "</span> <span class="mf">.</span> <span class="nv">$e</span><span class="o">-&gt;</span><span class="nf">getMessage</span><span class="p">()</span> <span class="mf">.</span> <span class="s2">"</span><span class="se">\n</span><span class="s2">"</span><span class="p">;</span>
<span class="k">die</span><span class="p">();</span>
<span class="p">}</span>
<span class="cp">?&gt;</span></code></pre>
</div>
</div></code-tab><code-tab data-tab='Delete'><div class="listingblock">
<div class="content">
<pre class="rouge highlight"><code data-lang="php"><span class="o">&lt;?</span><span class="n">php</span>
<span class="k">try</span> <span class="p">{</span>
<span class="c1">// Connecting to Ignite using pre-configured DSN.</span>
<span class="nv">$dbh</span> <span class="o">=</span> <span class="k">new</span> <span class="nc">PDO</span><span class="p">(</span><span class="s1">'odbc:LocalApacheIgniteDSN'</span><span class="p">);</span>
<span class="c1">// Changing PDO error mode.</span>
<span class="nv">$dbh</span><span class="o">-&gt;</span><span class="nf">setAttribute</span><span class="p">(</span><span class="no">PDO</span><span class="o">::</span><span class="no">ATTR_ERRMODE</span><span class="p">,</span> <span class="no">PDO</span><span class="o">::</span><span class="no">ERRMODE_EXCEPTION</span><span class="p">);</span>
<span class="c1">// Performing query. Both firstName and lastName are non indexed fields.</span>
<span class="nv">$dbh</span><span class="o">-&gt;</span><span class="nf">query</span><span class="p">(</span><span class="s1">'DELETE FROM Person WHERE firstName = \'James\' and lastName = \'Bond\''</span><span class="p">);</span>
<span class="p">}</span> <span class="k">catch</span> <span class="p">(</span><span class="nc">PDOException</span> <span class="nv">$e</span><span class="p">)</span> <span class="p">{</span>
<span class="k">print</span> <span class="s2">"Error!: "</span> <span class="mf">.</span> <span class="nv">$e</span><span class="o">-&gt;</span><span class="nf">getMessage</span><span class="p">()</span> <span class="mf">.</span> <span class="s2">"</span><span class="se">\n</span><span class="s2">"</span><span class="p">;</span>
<span class="k">die</span><span class="p">();</span>
<span class="p">}</span>
<span class="cp">?&gt;</span></code></pre>
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© 2021 The Apache Software Foundation.<br/>
Apache, Apache Ignite, the Apache feather and the Apache Ignite logo are either registered trademarks or trademarks of The Apache Software Foundation.
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<li><a href="#installing-and-configuring-php-pdo">Installing and Configuring PHP PDO</a></li>
<li><a href="#starting-ignite-cluster">Starting Ignite Cluster</a></li>
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