javadocAggregate/org/apache/calcite/piglet/PigConverter.html - calcite-site - Git at Google

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 <div class="sub-title"><span class="package-label-in-type">Package</span>&nbsp;<a href="package-summary.html">org.apache.calcite.piglet</a></div>
 <h1 title="Class PigConverter" class="title">Class PigConverter</h1>
 </div>
 <div class="inheritance" title="Inheritance Tree"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html" title="class or interface in java.lang" class="external-link">java.lang.Object</a>
 <div class="inheritance">org.apache.pig.PigServer
 <div class="inheritance">org.apache.calcite.piglet.PigConverter</div>
 </div>
 </div>
 <section class="class-description" id="class-description">
 <hr>
 <div class="type-signature"><span class="modifiers">public class </span><span class="element-name type-name-label">PigConverter</span>
 <span class="extends-implements">extends org.apache.pig.PigServer</span></div>
 <div class="block">Extension from PigServer to convert Pig scripts into logical relational
  algebra plans and SQL statements.</div>
 </section>
 <section class="summary">
 <ul class="summary-list">
 <!-- ======== NESTED CLASS SUMMARY ======== -->
 <li>
 <section class="nested-class-summary" id="nested-class-summary">
 <h2>Nested Class Summary</h2>
 <div class="inherited-list">
 <h2 id="nested-classes-inherited-from-class-org.apache.pig.PigServer">Nested classes/interfaces inherited from class&nbsp;org.apache.pig.PigServer</h2>
 <code>org.apache.pig.PigServer.Graph</code></div>
 </section>
 </li>
 <!-- =========== FIELD SUMMARY =========== -->
 <li>
 <section class="field-summary" id="field-summary">
 <h2>Field Summary</h2>
 <div class="inherited-list">
 <h3 id="fields-inherited-from-class-org.apache.pig.PigServer">Fields inherited from class&nbsp;org.apache.pig.PigServer</h3>
 <code>graphs, log, pigContext, PRETTY_PRINT_SCHEMA_PROPERTY, scope</code></div>
 </section>
 </li>
 <!-- ========== METHOD SUMMARY =========== -->
 <li>
 <section class="method-summary" id="method-summary">
 <h2>Method Summary</h2>
 <div id="method-summary-table">
 <div class="table-tabs" role="tablist" aria-orientation="horizontal"><button id="method-summary-table-tab0" role="tab" aria-selected="true" aria-controls="method-summary-table.tabpanel" tabindex="0" onkeydown="switchTab(event)" onclick="show('method-summary-table', 'method-summary-table', 3)" class="active-table-tab">All Methods</button><button id="method-summary-table-tab1" role="tab" aria-selected="false" aria-controls="method-summary-table.tabpanel" tabindex="-1" onkeydown="switchTab(event)" onclick="show('method-summary-table', 'method-summary-table-tab1', 3)" class="table-tab">Static Methods</button><button id="method-summary-table-tab2" role="tab" aria-selected="false" aria-controls="method-summary-table.tabpanel" tabindex="-1" onkeydown="switchTab(event)" onclick="show('method-summary-table', 'method-summary-table-tab2', 3)" class="table-tab">Instance Methods</button><button id="method-summary-table-tab4" role="tab" aria-selected="false" aria-controls="method-summary-table.tabpanel" tabindex="-1" onkeydown="switchTab(event)" onclick="show('method-summary-table', 'method-summary-table-tab4', 3)" class="table-tab">Concrete Methods</button></div>
 <div id="method-summary-table.tabpanel" role="tabpanel">
 <div class="summary-table three-column-summary" aria-labelledby="method-summary-table-tab0">
 <div class="table-header col-first">Modifier and Type</div>
 <div class="table-header col-second">Method</div>
 <div class="table-header col-last">Description</div>
 <div class="col-first even-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code>static <a href="PigConverter.html" title="class in org.apache.calcite.piglet">PigConverter</a></code></div>
 <div class="col-second even-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code><a href="#create(org.apache.calcite.tools.FrameworkConfig)" class="member-name-link">create</a><wbr>(<a href="../tools/FrameworkConfig.html" title="interface in org.apache.calcite.tools">FrameworkConfig</a>&nbsp;config)</code></div>
 <div class="col-last even-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4">
 <div class="block">Creates a PigConverter using default property settings.</div>
 </div>
 <div class="col-first odd-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code>static <a href="PigConverter.html" title="class in org.apache.calcite.piglet">PigConverter</a></code></div>
 <div class="col-second odd-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code><a href="#create(org.apache.calcite.tools.FrameworkConfig,java.util.Properties)" class="member-name-link">create</a><wbr>(<a href="../tools/FrameworkConfig.html" title="interface in org.apache.calcite.tools">FrameworkConfig</a>&nbsp;config,
  <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/util/Properties.html" title="class or interface in java.util" class="external-link">Properties</a>&nbsp;properties)</code></div>
 <div class="col-last odd-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4">
 <div class="block">Creates a PigConverter using the given property settings.</div>
 </div>
 <div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="PigRelBuilder.html" title="class in org.apache.calcite.piglet">PigRelBuilder</a></code></div>
 <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#getBuilder()" class="member-name-link">getBuilder</a>()</code></div>
 <div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">&nbsp;</div>
 <div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a></code></div>
 <div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#getPigScript(java.io.InputStream,java.util.Map)" class="member-name-link">getPigScript</a><wbr>(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/InputStream.html" title="class or interface in java.io" class="external-link">InputStream</a>&nbsp;in,
  <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/util/Map.html" title="class or interface in java.util" class="external-link">Map</a>&lt;<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>,<wbr><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&gt;&nbsp;params)</code></div>
 <div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
 <div class="block">Gets a Pig script string from a file after doing param substitution.</div>
 </div>
 <div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/util/List.html" title="class or interface in java.util" class="external-link">List</a>&lt;<a href="../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a>&gt;</code></div>
 <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#pigQuery2Rel(java.lang.String)" class="member-name-link">pigQuery2Rel</a><wbr>(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&nbsp;pigQuery)</code></div>
 <div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
 <div class="block">Parses a Pig script and converts it into relational algebra plans,
  optimizing the result.</div>
 </div>
 <div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/util/List.html" title="class or interface in java.util" class="external-link">List</a>&lt;<a href="../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a>&gt;</code></div>
 <div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#pigQuery2Rel(java.lang.String,boolean,boolean,boolean)" class="member-name-link">pigQuery2Rel</a><wbr>(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&nbsp;pigQuery,
  boolean&nbsp;planRewrite,
  boolean&nbsp;validate,
  boolean&nbsp;usePigRules)</code></div>
 <div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
 <div class="block">Parses a Pig script and converts it into relational algebra plans.</div>
 </div>
 <div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/util/List.html" title="class or interface in java.util" class="external-link">List</a>&lt;<a href="../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a>&gt;</code></div>
 <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#pigScript2Rel(java.lang.String,java.util.Map,boolean)" class="member-name-link">pigScript2Rel</a><wbr>(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&nbsp;fileName,
  <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/util/Map.html" title="class or interface in java.util" class="external-link">Map</a>&lt;<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>,<wbr><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&gt;&nbsp;params,
  boolean&nbsp;planRewrite)</code></div>
 <div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
 <div class="block">Parses a Pig script and converts it into relational algebra plans.</div>
 </div>
 <div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/util/List.html" title="class or interface in java.util" class="external-link">List</a>&lt;<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&gt;</code></div>
 <div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#pigToSql(java.lang.String,org.apache.calcite.sql.SqlDialect)" class="member-name-link">pigToSql</a><wbr>(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&nbsp;pigQuery,
  <a href="../sql/SqlDialect.html" title="class in org.apache.calcite.sql">SqlDialect</a>&nbsp;sqlDialect)</code></div>
 <div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
 <div class="block">Converts a Pig script to a list of SQL statements.</div>
 </div>
 </div>
 </div>
 </div>
 <div class="inherited-list">
 <h3 id="methods-inherited-from-class-org.apache.pig.PigServer">Methods inherited from class&nbsp;org.apache.pig.PigServer</h3>
 <code>addPathToSkip, capacity, debugOff, debugOn, deleteFile, discardBatch, dumpSchema, dumpSchemaNested, executeBatch, executeBatch, existsFile, explain, explain, fileSize, getAliases, getAliasKeySet, getClonedGraph, getCurrentDAG, getExamples, getJobs, getLastRel, getLogicalPlanData, getPigContext, isBatchEmpty, isBatchOn, launchPlan, listPaths, mkdirs, openIterator, paramMapToList, parseAndBuild, printAliases, printHistory, registerCode, registerFunction, registerJar, registerQuery, registerQuery, registerScript, registerScript, registerScript, registerScript, registerScript, registerScript, registerScript, registerScript, registerStreamingCommand, renameFile, resetScope, setBatchOn, setDefaultParallel, setJobName, setJobPriority, setSkipParseInRegisterForBatch, setValidateEachStatement, shutdown, store, store</code></div>
 <div class="inherited-list">
 <h3 id="methods-inherited-from-class-java.lang.Object">Methods inherited from class&nbsp;java.lang.<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html" title="class or interface in java.lang" class="external-link">Object</a></h3>
 <code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#clone()" title="class or interface in java.lang" class="external-link">clone</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#equals(java.lang.Object)" title="class or interface in java.lang" class="external-link">equals</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#finalize()" title="class or interface in java.lang" class="external-link">finalize</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#getClass()" title="class or interface in java.lang" class="external-link">getClass</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#hashCode()" title="class or interface in java.lang" class="external-link">hashCode</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#notify()" title="class or interface in java.lang" class="external-link">notify</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#notifyAll()" title="class or interface in java.lang" class="external-link">notifyAll</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#toString()" title="class or interface in java.lang" class="external-link">toString</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#wait()" title="class or interface in java.lang" class="external-link">wait</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#wait(long)" title="class or interface in java.lang" class="external-link">wait</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#wait(long,int)" title="class or interface in java.lang" class="external-link">wait</a></code></div>
 </section>
 </li>
 </ul>
 </section>
 <section class="details">
 <ul class="details-list">
 <!-- ============ METHOD DETAIL ========== -->
 <li>
 <section class="method-details" id="method-detail">
 <h2>Method Details</h2>
 <ul class="member-list">
 <li>
 <section class="detail" id="create(org.apache.calcite.tools.FrameworkConfig,java.util.Properties)">
 <h3>create</h3>
 <div class="member-signature"><span class="modifiers">public static</span>&nbsp;<span class="return-type"><a href="PigConverter.html" title="class in org.apache.calcite.piglet">PigConverter</a></span>&nbsp;<span class="element-name">create</span><wbr><span class="parameters">(<a href="../tools/FrameworkConfig.html" title="interface in org.apache.calcite.tools">FrameworkConfig</a>&nbsp;config,
  <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/util/Properties.html" title="class or interface in java.util" class="external-link">Properties</a>&nbsp;properties)</span>
                            throws <span class="exceptions"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Exception.html" title="class or interface in java.lang" class="external-link">Exception</a></span></div>
 <div class="block">Creates a PigConverter using the given property settings.</div>
 <dl class="notes">
 <dt>Throws:</dt>
 <dd><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Exception.html" title="class or interface in java.lang" class="external-link">Exception</a></code></dd>
 </dl>
 </section>
 </li>
 <li>
 <section class="detail" id="create(org.apache.calcite.tools.FrameworkConfig)">
 <h3>create</h3>
 <div class="member-signature"><span class="modifiers">public static</span>&nbsp;<span class="return-type"><a href="PigConverter.html" title="class in org.apache.calcite.piglet">PigConverter</a></span>&nbsp;<span class="element-name">create</span><wbr><span class="parameters">(<a href="../tools/FrameworkConfig.html" title="interface in org.apache.calcite.tools">FrameworkConfig</a>&nbsp;config)</span>
                            throws <span class="exceptions"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Exception.html" title="class or interface in java.lang" class="external-link">Exception</a></span></div>
 <div class="block">Creates a PigConverter using default property settings.</div>
 <dl class="notes">
 <dt>Throws:</dt>
 <dd><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Exception.html" title="class or interface in java.lang" class="external-link">Exception</a></code></dd>
 </dl>
 </section>
 </li>
 <li>
 <section class="detail" id="getBuilder()">
 <h3>getBuilder</h3>
 <div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type"><a href="PigRelBuilder.html" title="class in org.apache.calcite.piglet">PigRelBuilder</a></span>&nbsp;<span class="element-name">getBuilder</span>()</div>
 </section>
 </li>
 <li>
 <section class="detail" id="pigQuery2Rel(java.lang.String)">
 <h3>pigQuery2Rel</h3>
 <div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/util/List.html" title="class or interface in java.util" class="external-link">List</a>&lt;<a href="../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a>&gt;</span>&nbsp;<span class="element-name">pigQuery2Rel</span><wbr><span class="parameters">(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&nbsp;pigQuery)</span>
                            throws <span class="exceptions"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></span></div>
 <div class="block">Parses a Pig script and converts it into relational algebra plans,
  optimizing the result.

  <p>Equivalent to <code>pigQuery2Rel(pigQuery, true, true, true)</code>.</div>
 <dl class="notes">
 <dt>Parameters:</dt>
 <dd><code>pigQuery</code> - Pig script</dd>
 <dt>Returns:</dt>
 <dd>A list of root nodes of the translated relational plans. Each of
  these root corresponds to a sink operator (normally a STORE command) in the
  Pig plan</dd>
 <dt>Throws:</dt>
 <dd><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></code> - Exception during parsing or translating Pig</dd>
 </dl>
 </section>
 </li>
 <li>
 <section class="detail" id="pigQuery2Rel(java.lang.String,boolean,boolean,boolean)">
 <h3>pigQuery2Rel</h3>
 <div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/util/List.html" title="class or interface in java.util" class="external-link">List</a>&lt;<a href="../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a>&gt;</span>&nbsp;<span class="element-name">pigQuery2Rel</span><wbr><span class="parameters">(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&nbsp;pigQuery,
  boolean&nbsp;planRewrite,
  boolean&nbsp;validate,
  boolean&nbsp;usePigRules)</span>
                            throws <span class="exceptions"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></span></div>
 <div class="block">Parses a Pig script and converts it into relational algebra plans.</div>
 <dl class="notes">
 <dt>Parameters:</dt>
 <dd><code>pigQuery</code> - Pig script</dd>
 <dd><code>planRewrite</code> - Whether to rewrite the translated plan</dd>
 <dd><code>validate</code> - Whether to validate the Pig logical plan before doing
    translation</dd>
 <dd><code>usePigRules</code> - Whether to use Pig Rules (see PigRelPlanner} to rewrite
    translated rel plan</dd>
 <dt>Returns:</dt>
 <dd>A list of root nodes of the translated relational plans. Each of
  these root corresponds to a sink operator (normally a STORE command) in the
  Pig plan</dd>
 <dt>Throws:</dt>
 <dd><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></code> - Exception during parsing or translating Pig</dd>
 </dl>
 </section>
 </li>
 <li>
 <section class="detail" id="getPigScript(java.io.InputStream,java.util.Map)">
 <h3>getPigScript</h3>
 <div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a></span>&nbsp;<span class="element-name">getPigScript</span><wbr><span class="parameters">(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/InputStream.html" title="class or interface in java.io" class="external-link">InputStream</a>&nbsp;in,
  <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/util/Map.html" title="class or interface in java.util" class="external-link">Map</a>&lt;<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>,<wbr><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&gt;&nbsp;params)</span>
                     throws <span class="exceptions"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></span></div>
 <div class="block">Gets a Pig script string from a file after doing param substitution.</div>
 <dl class="notes">
 <dt>Parameters:</dt>
 <dd><code>in</code> - Pig script file</dd>
 <dd><code>params</code> - Param sub map</dd>
 <dt>Throws:</dt>
 <dd><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></code></dd>
 </dl>
 </section>
 </li>
 <li>
 <section class="detail" id="pigScript2Rel(java.lang.String,java.util.Map,boolean)">
 <h3>pigScript2Rel</h3>
 <div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/util/List.html" title="class or interface in java.util" class="external-link">List</a>&lt;<a href="../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a>&gt;</span>&nbsp;<span class="element-name">pigScript2Rel</span><wbr><span class="parameters">(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&nbsp;fileName,
  <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/util/Map.html" title="class or interface in java.util" class="external-link">Map</a>&lt;<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>,<wbr><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&gt;&nbsp;params,
  boolean&nbsp;planRewrite)</span>
                             throws <span class="exceptions"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></span></div>
 <div class="block">Parses a Pig script and converts it into relational algebra plans.</div>
 <dl class="notes">
 <dt>Parameters:</dt>
 <dd><code>fileName</code> - File name</dd>
 <dd><code>params</code> - Param substitution map</dd>
 <dd><code>planRewrite</code> - Whether to rewrite the translated plan</dd>
 <dt>Returns:</dt>
 <dd>A list of root nodes of the translated relational plans. Each of
  these root corresponds to a sink operator (normally a STORE command) in the
  Pig plan</dd>
 <dt>Throws:</dt>
 <dd><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></code> - Exception during parsing or translating Pig</dd>
 </dl>
 </section>
 </li>
 <li>
 <section class="detail" id="pigToSql(java.lang.String,org.apache.calcite.sql.SqlDialect)">
 <h3>pigToSql</h3>
 <div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/util/List.html" title="class or interface in java.util" class="external-link">List</a>&lt;<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&gt;</span>&nbsp;<span class="element-name">pigToSql</span><wbr><span class="parameters">(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&nbsp;pigQuery,
  <a href="../sql/SqlDialect.html" title="class in org.apache.calcite.sql">SqlDialect</a>&nbsp;sqlDialect)</span>
                       throws <span class="exceptions"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></span></div>
 <div class="block">Converts a Pig script to a list of SQL statements.</div>
 <dl class="notes">
 <dt>Parameters:</dt>
 <dd><code>pigQuery</code> - Pig script</dd>
 <dd><code>sqlDialect</code> - Dialect of SQL language</dd>
 <dt>Throws:</dt>
 <dd><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></code> - Exception during parsing or translating Pig</dd>
 </dl>
 </section>
 </li>
 </ul>
 </section>
 </li>
 </ul>
 </section>
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