cassandra-server

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">  <html lang="en"> <head>  <title>AbstractCassandraStorage (apache-cassandra API)</title> <meta name="date" content="2014-09-07"> <link rel="stylesheet" type="text/css" href="../../../../../stylesheet.css" title="Style"> </head> <body> <script type="text/javascript"> </script> <noscript> <div>JavaScript is disabled on your browser.</div> </noscript>  <div class="topNav"><a name="navbar_top">  </a><a href="#skip-navbar_top" title="Skip navigation links"></a><a name="navbar_top_firstrow">  </a> <ul class="navList" title="Navigation"> <li><a href="../../../../../overview-summary.html">Overview</a></li> <li><a href="package-summary.html">Package</a></li> <li class="navBarCell1Rev">Class</li> <li><a href="class-use/AbstractCassandraStorage.html">Use</a></li> <li><a href="package-tree.html">Tree</a></li> <li><a href="../../../../../deprecated-list.html">Deprecated</a></li> <li><a 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Known Subclasses:</dt> <dd><a href="../../../../../org/apache/cassandra/hadoop/pig/CassandraStorage.html" title="class in org.apache.cassandra.hadoop.pig">CassandraStorage</a>, <a href="../../../../../org/apache/cassandra/hadoop/pig/CqlStorage.html" title="class in org.apache.cassandra.hadoop.pig">CqlStorage</a></dd> </dl> <hr> <br> <pre>public abstract class <span class="strong">AbstractCassandraStorage</span> extends org.apache.pig.LoadFunc implements org.apache.pig.StoreFuncInterface, org.apache.pig.LoadMetadata</pre> <div class="block">A LoadStoreFunc for retrieving data from and storing data to Cassandra</div> </li> </ul> </div> <div class="summary"> <ul class="blockList"> <li class="blockList">  <ul class="blockList"> <li class="blockList"><a name="nested_class_summary">  </a> <h3>Nested Class Summary</h3> <table class="overviewSummary" border="0" cellpadding="3" cellspacing="0" summary="Nested Class Summary table, listing nested classes, and an explanation"> <caption><span>Nested Classes</span><span class="tabEnd"> </span></caption> <tr> <th class="colFirst" scope="col">Modifier and Type</th> <th class="colLast" scope="col">Class and Description</th> </tr> <tr class="altColor"> <td class="colFirst"><code>protected static class </code></td> <td class="colLast"><code><strong><a href="../../../../../org/apache/cassandra/hadoop/pig/AbstractCassandraStorage.CfInfo.html" title="class in org.apache.cassandra.hadoop.pig">AbstractCassandraStorage.CfInfo</a></strong></code> </td> </tr> <tr class="rowColor"> <td class="colFirst"><code>protected static class </code></td> <td class="colLast"><code><strong><a href="../../../../../org/apache/cassandra/hadoop/pig/AbstractCassandraStorage.MarshallerType.html" title="enum in org.apache.cassandra.hadoop.pig">AbstractCassandraStorage.MarshallerType</a></strong></code> </td> </tr> </table> </li> </ul>  <ul class="blockList"> <li class="blockList"><a name="field_summary">  </a> <h3>Field Summary</h3> <table class="overviewSummary" border="0" cellpadding="3" cellspacing="0" summary="Field Summary table, listing fields, and an explanation"> <caption><span>Fields</span><span class="tabEnd"> </span></caption> <tr> <th class="colFirst" scope="col">Modifier and Type</th> <th class="colLast" scope="col">Field and Description</th> </tr> <tr class="altColor"> <td class="colFirst"><code>protected java.lang.String</code></td> <td class="colLast"><code><strong><a href="../../../../../org/apache/cassandra/hadoop/pig/AbstractCassandraStorage.html#column_family">column_family</a></strong></code> </td> </tr> <tr class="rowColor"> <td class="colFirst"><code>protected org.apache.hadoop.conf.Configuration</code></td> <td class="colLast"><code><strong><a href="../../../../../org/apache/cassandra/hadoop/pig/AbstractCassandraStorage.html#conf">conf</a></strong></code> </td> </tr> <tr class="altColor"> <td class="colFirst"><code>protected java.lang.String</code></td> <td class="colLast"><code><strong><a href="../../../../../org/apache/cassandra/hadoop/pig/AbstractCassandraStorage.html#DEFAULT_INPUT_FORMAT">DEFAULT_INPUT_FORMAT</a></strong></code> </td> </tr> <tr class="rowColor"> <td class="colFirst"><code>protected java.lang.String</code></td> <td class="colLast"><code><strong><a href="../../../../../org/apache/cassandra/hadoop/pig/AbstractCassandraStorage.html#DEFAULT_OUTPUT_FORMAT">DEFAULT_OUTPUT_FORMAT</a></strong></code> </td> </tr> <tr class="altColor"> <td class="colFirst"><code>protected java.lang.String</code></td> <td class="colLast"><code><strong><a href="../../../../../org/apache/cassandra/hadoop/pig/AbstractCassandraStorage.html#initHostAddress">initHostAddress</a></strong></code> </td> </tr> <tr class="rowColor"> <td class="colFirst"><code>protected java.lang.String</code></td> <td class="colLast"><code><strong><a href="../../../../../org/apache/cassandra/hadoop/pig/AbstractCassandraStorage.html#inputFormatClass">inputFormatClass</a></strong></code> </td> </tr> <tr class="altColor"> <td class="colFirst"><code>protected java.lang.String</code></td> <td class="colLast"><code><strong><a href="../../../../../org/apache/cassandra/hadoop/pig/AbstractCassandraStorage.html#keyspace">keyspace</a></strong></code> </td> </tr> <tr class="rowColor"> <td class="colFirst"><code>protected java.lang.String</code></td> <td class="colLast"><code><strong><a href="../../../../../org/apache/cassandra/hadoop/pig/AbstractCassandraStorage.html#loadSignature">loadSignature</a></strong></code> </td> </tr> <tr class="altColor"> <td class="colFirst"><code>protected java.lang.String</code></td> <td class="colLast"><code><strong><a href="../../../../../org/apache/cassandra/hadoop/pig/AbstractCassandraStorage.html#outputFormatClass">outputFormatClass</a></strong></code> </td> </tr> <tr class="rowColor"> <td class="colFirst"><code>static java.lang.String</code></td> <td class="colLast"><code><strong><a href="../../../../../org/apache/cassandra/hadoop/pig/AbstractCassandraStorage.html#PARTITION_FILTER_SIGNATURE">PARTITION_FILTER_SIGNATURE</a></strong></code> </td> </tr> <tr class="altColor"> <td class="colFirst"><code>protected java.lang.String</code></td> <td class="colLast"><code><strong><a href="../../../../../org/apache/cassandra/hadoop/pig/AbstractCassandraStorage.html#partitionerClass">partitionerClass</a></strong></code> </td> </tr> <tr class="rowColor"> <td class="colFirst"><code>protected java.lang.String</code></td> <td class="colLast"><code><strong><a href="../../../../../org/apache/cassandra/hadoop/pig/AbstractCassandraStorage.html#password">password</a></strong></code> </td> </tr> <tr class="altColor"> <td class="colFirst"><code>static java.lang.String</code></td> <td class="colLast"><code><strong><a href="../../../../../org/apache/cassandra/hadoop/pig/AbstractCassandraStorage.html#PIG_INITIAL_ADDRESS">PIG_INITIAL_ADDRESS</a></strong></code> </td> </tr> <tr class="rowColor"> <td class="colFirst"><code>static java.lang.String</code></td> <td class="colLast"><code><strong><a href="../../../../../org/apache/cassandra/hadoop/pig/AbstractCassandraStorage.html#PIG_INPUT_FORMAT">PIG_INPUT_FORMAT</a></strong></code> </td> </tr> <tr class="altColor"> <td class="colFirst"><code>static java.lang.String</code></td> <td class="colLast"><code><strong><a href="../../../../../org/apache/cassandra/hadoop/pig/AbstractCassandraStorage.html#PIG_INPUT_INITIAL_ADDRESS">PIG_INPUT_INITIAL_ADDRESS</a></strong></code> </td> </tr> <tr class="rowColor"> <td class="colFirst"><code>static java.lang.String</code></td> <td class="colLast"><code><strong><a href="../../../../../org/apache/cassandra/hadoop/pig/AbstractCassandraStorage.html#PIG_INPUT_PARTITIONER">PIG_INPUT_PARTITIONER</a></strong></code> </td> </tr> <tr class="altColor"> <td class="colFirst"><code>static java.lang.String</code></td> <td class="colLast"><code><strong><a href="../../../../../org/apache/cassandra/hadoop/pig/AbstractCassandraStorage.html#PIG_INPUT_RPC_PORT">PIG_INPUT_RPC_PORT</a></strong></code> </td> </tr> <tr class="rowColor"> <td class="colFirst"><code>static java.lang.String</code></td> <td class="colLast"><code><strong><a href="../../../../../org/apache/cassandra/hadoop/pig/AbstractCassandraStorage.html#PIG_INPUT_SPLIT_SIZE">PIG_INPUT_SPLIT_SIZE</a></strong></code> </td> </tr> <tr class="altColor"> <td class="colFirst"><code>static java.lang.String</code></td> <td class="colLast"><code><strong><a href="../../../../../org/apache/cassandra/hadoop/pig/AbstractCassandraStorage.html#PIG_OUTPUT_FORMAT">PIG_OUTPUT_FORMAT</a></strong></code> </td> </tr> <tr class="rowColor"> <td class="colFirst"><code>static java.lang.String</code></td> <td class="colLast"><code><strong><a href="../../../../../org/apache/cassandra/hadoop/pig/AbstractCassandraStorage.html#PIG_OUTPUT_INITIAL_ADDRESS">PIG_OUTPUT_INITIAL_ADDRESS</a></strong></code> </td> </tr> <tr class="altColor"> <td class="colFirst"><code>static java.lang.String</code></td> <td class="colLast"><code><strong><a href="../../../../../org/apache/cassandra/hadoop/pig/AbstractCassandraStorage.html#PIG_OUTPUT_PARTITIONER">PIG_OUTPUT_PARTITIONER</a></strong></code> </td> </tr> <tr class="rowColor"> <td class="colFirst"><code>static java.lang.String</code></td> <td class="colLast"><code><strong><a href="../../../../../org/apache/cassandra/hadoop/pig/AbstractCassandraStorage.html#PIG_OUTPUT_RPC_PORT">PIG_OUTPUT_RPC_PORT</a></strong></code> </td> </tr> <tr class="altColor"> <td class="colFirst"><code>static java.lang.String</code></td> <td class="colLast"><code><strong><a href="../../../../../org/apache/cassandra/hadoop/pig/AbstractCassandraStorage.html#PIG_PARTITIONER">PIG_PARTITIONER</a></strong></code> </td> </tr> <tr class="rowColor"> <td class="colFirst"><code>static java.lang.String</code></td> <td class="colLast"><code><strong><a href="../../../../../org/apache/cassandra/hadoop/pig/AbstractCassandraStorage.html#PIG_RPC_PORT">PIG_RPC_PORT</a></strong></code> </td> </tr> <tr class="altColor"> <td class="colFirst"><code>protected java.lang.String</code></td> <td class="colLast"><code><strong><a href="../../../../../org/apache/cassandra/hadoop/pig/AbstractCassandraStorage.html#rpcPort">rpcPort</a></strong></code> </td> </tr> <tr class="rowColor"> <td class="colFirst"><code>protected int</code></td> <td class="colLast"><code><strong><a href="../../../../../org/apache/cassandra/hadoop/pig/AbstractCassandraStorage.html#splitSize">splitSize</a></strong></code> </td> </tr> <tr class="altColor"> <td class="colFirst"><code>protected java.lang.String</code></td> <td class="colLast"><code><strong><a href="../../../../../org/apache/cassandra/hadoop/pig/AbstractCassandraStorage.html#storeSignature">storeSignature</a></strong></code> </td> </tr> <tr class="rowColor"> <td class="colFirst"><code>protected boolean</code></td> <td class="colLast"><code><strong><a href="../../../../../org/apache/cassandra/hadoop/pig/AbstractCassandraStorage.html#usePartitionFilter">usePartitionFilter</a></strong></code> </td> </tr> <tr class="altColor"> <td class="colFirst"><code>protected java.lang.String</code></td> <td class="colLast"><code><strong><a href="../../../../../org/apache/cassandra/hadoop/pig/AbstractCassandraStorage.html#username">username</a></strong></code> </td> </tr> </table> </li> </ul>  <ul class="blockList"> <li class="blockList"><a name="constructor_summary">  </a> <h3>Constructor Summary</h3> <table class="overviewSummary" border="0" cellpadding="3" cellspacing="0" summary="Constructor Summary table, listing constructors, and an explanation"> <caption><span>Constructors</span><span class="tabEnd"> </span></caption> <tr> <th class="colOne" scope="col">Constructor and Description</th> </tr> <tr class="altColor"> <td class="colOne"><code><strong><a href="../../../../../org/apache/cassandra/hadoop/pig/AbstractCassandraStorage.html#AbstractCassandraStorage()">AbstractCassandraStorage</a></strong>()</code> </td> </tr> </table> </li> </ul>  <ul class="blockList"> <li class="blockList"><a name="method_summary">  </a> <h3>Method Summary</h3> <table class="overviewSummary" border="0" cellpadding="3" cellspacing="0" summary="Method Summary table, listing methods, and an explanation"> <caption><span>Methods</span><span class="tabEnd"> </span></caption> <tr> <th class="colFirst" scope="col">Modifier and Type</th> <th class="colLast" scope="col">Method and Description</th> </tr> <tr class="altColor"> <td class="colFirst"><code>protected java.lang.Object</code></td> <td class="colLast"><code><strong><a href="../../../../../org/apache/cassandra/hadoop/pig/AbstractCassandraStorage.html#cassandraToObj(org.apache.cassandra.db.marshal.AbstractType,%20java.nio.ByteBuffer)">cassandraToObj</a></strong>(<a href="../../../../../org/apache/cassandra/db/marshal/AbstractType.html" title="class in org.apache.cassandra.db.marshal">AbstractType</a> validator, java.nio.ByteBuffer value)</code> </td> </tr> <tr class="rowColor"> <td class="colFirst"><code>protected static <a href="../../../../../org/apache/cassandra/thrift/CfDef.html" title="class in org.apache.cassandra.thrift">CfDef</a></code></td> <td class="colLast"><code><strong><a href="../../../../../org/apache/cassandra/hadoop/pig/AbstractCassandraStorage.html#cfdefFromString(java.lang.String)">cfdefFromString</a></strong>(java.lang.String st)</code> <div class="block">convert string back to CfDef</div> </td> </tr> <tr class="altColor"> <td class="colFirst"><code>protected static java.lang.String</code></td> <td class="colLast"><code><strong><a href="../../../../../org/apache/cassandra/hadoop/pig/AbstractCassandraStorage.html#cfdefToString(org.apache.cassandra.thrift.CfDef)">cfdefToString</a></strong>(<a href="../../../../../org/apache/cassandra/thrift/CfDef.html" title="class in org.apache.cassandra.thrift">CfDef</a> cfDef)</code> <div class="block">convert CfDef to string</div> </td> </tr> <tr class="rowColor"> <td class="colFirst"><code>void</code></td> <td class="colLast"><code><strong><a href="../../../../../org/apache/cassandra/hadoop/pig/AbstractCassandraStorage.html#checkSchema(org.apache.pig.ResourceSchema)">checkSchema</a></strong>(org.apache.pig.ResourceSchema schema)</code> </td> </tr> <tr class="altColor"> <td class="colFirst"><code>void</code></td> <td class="colLast"><code><strong><a href="../../../../../org/apache/cassandra/hadoop/pig/AbstractCassandraStorage.html#cleanupOnFailure(java.lang.String,%20org.apache.hadoop.mapreduce.Job)">cleanupOnFailure</a></strong>(java.lang.String failure, org.apache.hadoop.mapreduce.Job job)</code> </td> </tr> <tr class="rowColor"> <td class="colFirst"><code>void</code></td> <td class="colLast"><code><strong><a href="../../../../../org/apache/cassandra/hadoop/pig/AbstractCassandraStorage.html#cleanupOnSuccess(java.lang.String,%20org.apache.hadoop.mapreduce.Job)">cleanupOnSuccess</a></strong>(java.lang.String location, org.apache.hadoop.mapreduce.Job job)</code> </td> </tr> <tr class="altColor"> <td class="colFirst"><code>protected org.apache.pig.data.Tuple</code></td> <td class="colLast"><code><strong><a href="../../../../../org/apache/cassandra/hadoop/pig/AbstractCassandraStorage.html#columnToTuple(org.apache.cassandra.db.Cell,%20org.apache.cassandra.hadoop.pig.AbstractCassandraStorage.CfInfo,%20org.apache.cassandra.db.marshal.AbstractType)">columnToTuple</a></strong>(<a href="../../../../../org/apache/cassandra/db/Cell.html" title="interface in org.apache.cassandra.db">Cell</a> col, <a href="../../../../../org/apache/cassandra/hadoop/pig/AbstractCassandraStorage.CfInfo.html" title="class in org.apache.cassandra.hadoop.pig">AbstractCassandraStorage.CfInfo</a> cfInfo, <a href="../../../../../org/apache/cassandra/db/marshal/AbstractType.html" title="class in org.apache.cassandra.db.marshal">AbstractType</a> comparator)</code> <div class="block">convert a column to a tuple</div> </td> </tr> <tr class="rowColor"> <td class="colFirst"><code>protected org.apache.pig.data.Tuple</code></td> <td class="colLast"><code><strong><a href="../../../../../org/apache/cassandra/hadoop/pig/AbstractCassandraStorage.html#composeComposite(org.apache.cassandra.db.marshal.AbstractCompositeType,%20java.nio.ByteBuffer)">composeComposite</a></strong>(<a href="../../../../../org/apache/cassandra/db/marshal/AbstractCompositeType.html" title="class in org.apache.cassandra.db.marshal">AbstractCompositeType</a> comparator, java.nio.ByteBuffer name)</code> <div class="block">Deconstructs a composite type to a Tuple.</div> </td> </tr> <tr class="altColor"> <td class="colFirst"><code>protected <a href="../../../../../org/apache/cassandra/hadoop/pig/AbstractCassandraStorage.CfInfo.html" title="class in org.apache.cassandra.hadoop.pig">AbstractCassandraStorage.CfInfo</a></code></td> <td class="colLast"><code><strong><a href="../../../../../org/apache/cassandra/hadoop/pig/AbstractCassandraStorage.html#getCfInfo(org.apache.cassandra.thrift.Cassandra.Client)">getCfInfo</a></strong>(<a href="../../../../../org/apache/cassandra/thrift/Cassandra.Client.html" title="class in org.apache.cassandra.thrift">Cassandra.Client</a> client)</code> <div class="block">return the CfInfo for the column family</div> </td> </tr> <tr class="rowColor"> <td class="colFirst"><code>protected <a href="../../../../../org/apache/cassandra/hadoop/pig/AbstractCassandraStorage.CfInfo.html" title="class in org.apache.cassandra.hadoop.pig">AbstractCassandraStorage.CfInfo</a></code></td> <td class="colLast"><code><strong><a href="../../../../../org/apache/cassandra/hadoop/pig/AbstractCassandraStorage.html#getCfInfo(java.lang.String)">getCfInfo</a></strong>(java.lang.String signature)</code> <div class="block">get the columnfamily definition for the signature</div> </td> </tr> <tr class="altColor"> <td class="colFirst"><code>protected <a href="../../../../../org/apache/cassandra/config/CFMetaData.html" title="class in org.apache.cassandra.config">CFMetaData</a></code></td> <td class="colLast"><code><strong><a href="../../../../../org/apache/cassandra/hadoop/pig/AbstractCassandraStorage.html#getCFMetaData(java.lang.String,%20java.lang.String,%20org.apache.cassandra.thrift.Cassandra.Client)">getCFMetaData</a></strong>(java.lang.String ks, java.lang.String cf, <a href="../../../../../org/apache/cassandra/thrift/Cassandra.Client.html" title="class in org.apache.cassandra.thrift">Cassandra.Client</a> client)</code> <div class="block">get CFMetaData of a column family</div> </td> </tr> <tr class="rowColor"> <td class="colFirst"><code>protected java.util.List<<a href="../../../../../org/apache/cassandra/thrift/ColumnDef.html" title="class in org.apache.cassandra.thrift">ColumnDef</a>></code></td> <td class="colLast"><code><strong><a href="../../../../../org/apache/cassandra/hadoop/pig/AbstractCassandraStorage.html#getColumnMeta(org.apache.cassandra.thrift.Cassandra.Client,%20boolean,%20boolean)">getColumnMeta</a></strong>(<a href="../../../../../org/apache/cassandra/thrift/Cassandra.Client.html" title="class in org.apache.cassandra.thrift">Cassandra.Client</a> client, boolean cassandraStorage, boolean includeCompactValueColumn)</code> <div class="block">get column meta data</div> </td> </tr> <tr class="altColor"> <td class="colFirst"><code>protected abstract java.util.List<<a href="../../../../../org/apache/cassandra/thrift/ColumnDef.html" title="class in org.apache.cassandra.thrift">ColumnDef</a>></code></td> <td class="colLast"><code><strong><a href="../../../../../org/apache/cassandra/hadoop/pig/AbstractCassandraStorage.html#getColumnMetadata(org.apache.cassandra.thrift.Cassandra.Client)">getColumnMetadata</a></strong>(<a href="../../../../../org/apache/cassandra/thrift/Cassandra.Client.html" title="class in org.apache.cassandra.thrift">Cassandra.Client</a> client)</code> <div class="block">get a list of columns</div> </td> </tr> <tr class="rowColor"> <td class="colFirst"><code>protected java.util.Map<<a href="../../../../../org/apache/cassandra/hadoop/pig/AbstractCassandraStorage.MarshallerType.html" title="enum in org.apache.cassandra.hadoop.pig">AbstractCassandraStorage.MarshallerType</a>,<a href="../../../../../org/apache/cassandra/db/marshal/AbstractType.html" title="class in org.apache.cassandra.db.marshal">AbstractType</a>></code></td> <td class="colLast"><code><strong><a href="../../../../../org/apache/cassandra/hadoop/pig/AbstractCassandraStorage.html#getDefaultMarshallers(org.apache.cassandra.thrift.CfDef)">getDefaultMarshallers</a></strong>(<a href="../../../../../org/apache/cassandra/thrift/CfDef.html" title="class in org.apache.cassandra.thrift">CfDef</a> cfDef)</code> <div class="block">construct a map to store the mashaller type to cassandra data type mapping</div> </td> </tr> <tr class="altColor"> <td class="colFirst"><code>protected java.lang.String</code></td> <td class="colLast"><code><strong><a href="../../../../../org/apache/cassandra/hadoop/pig/AbstractCassandraStorage.html#getFullyQualifiedClassName(java.lang.String)">getFullyQualifiedClassName</a></strong>(java.lang.String classname)</code> <div class="block">get the full class name</div> </td> </tr> <tr class="rowColor"> <td class="colFirst"><code>protected java.util.List<<a href="../../../../../org/apache/cassandra/thrift/ColumnDef.html" title="class in org.apache.cassandra.thrift">ColumnDef</a>></code></td> <td class="colLast"><code><strong><a href="../../../../../org/apache/cassandra/hadoop/pig/AbstractCassandraStorage.html#getIndexes()">getIndexes</a></strong>()</code> <div class="block">get a list of columns with defined index</div> </td> </tr> <tr class="altColor"> <td class="colFirst"><code>protected <a href="../../../../../org/apache/cassandra/thrift/IndexType.html" title="enum in org.apache.cassandra.thrift">IndexType</a></code></td> <td class="colLast"><code><strong><a href="../../../../../org/apache/cassandra/hadoop/pig/AbstractCassandraStorage.html#getIndexType(java.lang.String)">getIndexType</a></strong>(java.lang.String type)</code> <div class="block">get index type from string</div> </td> </tr> <tr class="rowColor"> <td class="colFirst"><code>org.apache.hadoop.mapreduce.InputFormat</code></td> <td class="colLast"><code><strong><a href="../../../../../org/apache/cassandra/hadoop/pig/AbstractCassandraStorage.html#getInputFormat()">getInputFormat</a></strong>()</code> </td> </tr> <tr class="altColor"> <td class="colFirst"><code>org.apache.hadoop.mapreduce.OutputFormat</code></td> <td class="colLast"><code><strong><a href="../../../../../org/apache/cassandra/hadoop/pig/AbstractCassandraStorage.html#getOutputFormat()">getOutputFormat</a></strong>()</code> <div class="block">output format</div> </td> </tr> <tr class="rowColor"> <td class="colFirst"><code>java.lang.String[]</code></td> <td class="colLast"><code><strong><a href="../../../../../org/apache/cassandra/hadoop/pig/AbstractCassandraStorage.html#getPartitionKeys(java.lang.String,%20org.apache.hadoop.mapreduce.Job)">getPartitionKeys</a></strong>(java.lang.String location, org.apache.hadoop.mapreduce.Job job)</code> <div class="block">return partition keys</div> </td> </tr> <tr class="altColor"> <td class="colFirst"><code>protected byte</code></td> <td class="colLast"><code><strong><a href="../../../../../org/apache/cassandra/hadoop/pig/AbstractCassandraStorage.html#getPigType(org.apache.cassandra.db.marshal.AbstractType)">getPigType</a></strong>(<a href="../../../../../org/apache/cassandra/db/marshal/AbstractType.html" title="class in org.apache.cassandra.db.marshal">AbstractType</a> type)</code> <div class="block">get pig type for the cassandra data type</div> </td> </tr> <tr class="rowColor"> <td class="colFirst"><code>static java.util.Map<java.lang.String,java.lang.String></code></td> <td class="colLast"><code><strong><a href="../../../../../org/apache/cassandra/hadoop/pig/AbstractCassandraStorage.html#getQueryMap(java.lang.String)">getQueryMap</a></strong>(java.lang.String query)</code> <div class="block">decompose the query to store the parameters in a map</div> </td> </tr> <tr class="altColor"> <td class="colFirst"><code>org.apache.pig.ResourceStatistics</code></td> <td class="colLast"><code><strong><a 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class="colLast"><code><strong><a href="../../../../../org/apache/cassandra/hadoop/pig/AbstractCassandraStorage.html#initSchema(java.lang.String)">initSchema</a></strong>(java.lang.String signature)</code> <div class="block">Methods to get the column family schema from Cassandra</div> </td> </tr> <tr class="rowColor"> <td class="colFirst"><code>protected abstract java.nio.ByteBuffer</code></td> <td class="colLast"><code><strong><a href="../../../../../org/apache/cassandra/hadoop/pig/AbstractCassandraStorage.html#nullToBB()">nullToBB</a></strong>()</code> </td> </tr> <tr class="altColor"> <td class="colFirst"><code>protected java.nio.ByteBuffer</code></td> <td class="colLast"><code><strong><a href="../../../../../org/apache/cassandra/hadoop/pig/AbstractCassandraStorage.html#objToBB(java.lang.Object)">objToBB</a></strong>(java.lang.Object o)</code> <div class="block">convert object to ByteBuffer</div> </td> </tr> <tr class="rowColor"> <td class="colFirst"><code>protected <a 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class="strong">Throws:</span></dt> <dd><code>java.io.IOException</code></dd></dl> </li> </ul> <a name="setTupleValue(org.apache.pig.data.Tuple, int, java.lang.Object)">  </a> <ul class="blockList"> <li class="blockList"> <h4>setTupleValue</h4> <pre>protected void setTupleValue(org.apache.pig.data.Tuple pair, int position, java.lang.Object value) throws org.apache.pig.backend.executionengine.ExecException</pre> <div class="block">set the value to the position of the tuple</div> <dl><dt><span class="strong">Throws:</span></dt> <dd><code>org.apache.pig.backend.executionengine.ExecException</code></dd></dl> </li> </ul> <a name="getCfInfo(java.lang.String)">  </a> <ul class="blockList"> <li class="blockList"> <h4>getCfInfo</h4> <pre>protected <a href="../../../../../org/apache/cassandra/hadoop/pig/AbstractCassandraStorage.CfInfo.html" title="class in org.apache.cassandra.hadoop.pig">AbstractCassandraStorage.CfInfo</a> getCfInfo(java.lang.String signature) throws java.io.IOException</pre> 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class="strong">Throws:</span></dt> <dd><code>java.io.IOException</code></dd></dl> </li> </ul> <a name="getValidatorMap(org.apache.cassandra.thrift.CfDef)">  </a> <ul class="blockList"> <li class="blockList"> <h4>getValidatorMap</h4> <pre>protected java.util.Map<java.nio.ByteBuffer,<a href="../../../../../org/apache/cassandra/db/marshal/AbstractType.html" title="class in org.apache.cassandra.db.marshal">AbstractType</a>> getValidatorMap(<a href="../../../../../org/apache/cassandra/thrift/CfDef.html" title="class in org.apache.cassandra.thrift">CfDef</a> cfDef) throws java.io.IOException</pre> <div class="block">get the validators</div> <dl><dt><span class="strong">Throws:</span></dt> <dd><code>java.io.IOException</code></dd></dl> </li> </ul> <a name="parseType(java.lang.String)">  </a> <ul class="blockList"> <li class="blockList"> <h4>parseType</h4> <pre>protected <a href="../../../../../org/apache/cassandra/db/marshal/AbstractType.html" title="class in 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