blob: 8f223a473fda5269dfb0c538c30d0e69e000828c [file] [log] [blame]
<!DOCTYPE HTML>
<!-- NewPage -->
<html lang="en">
<head>
<!-- Generated by javadoc -->
<title>SqlNode (Apache Calcite calcite API)</title>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<meta name="description" content="declaration: package: org.apache.calcite.sql, class: SqlNode">
<meta name="generator" content="javadoc/ClassWriterImpl">
<link rel="stylesheet" type="text/css" href="../../../../stylesheet.css" title="Style">
<link rel="stylesheet" type="text/css" href="../../../../script-dir/jquery-ui.css" title="Style">
<script type="text/javascript" src="../../../../script.js"></script>
<script type="text/javascript" src="../../../../script-dir/jszip/dist/jszip.min.js"></script>
<script type="text/javascript" src="../../../../script-dir/jszip-utils/dist/jszip-utils.min.js"></script>
<!--[if IE]>
<script type="text/javascript" src="../../../../script-dir/jszip-utils/dist/jszip-utils-ie.min.js"></script>
<![endif]-->
<script type="text/javascript" src="../../../../script-dir/jquery-3.4.1.js"></script>
<script type="text/javascript" src="../../../../script-dir/jquery-ui.js"></script>
</head>
<body class="class-declaration">
<script type="text/javascript">var data = {"i0":6,"i1":42,"i2":9,"i3":6,"i4":41,"i5":9,"i6":9,"i7":42,"i8":6,"i9":10,"i10":10,"i11":10,"i12":10,"i13":10,"i14":9,"i15":9,"i16":10,"i17":10,"i18":10,"i19":10,"i20":6,"i21":10,"i22":6,"i23":10};
var tabs = {65535:["t0","All Methods"],1:["t1","Static Methods"],2:["t2","Instance Methods"],4:["t3","Abstract Methods"],8:["t4","Concrete Methods"],32:["t6","Deprecated Methods"]};
var altColor = "altColor";
var rowColor = "rowColor";
var tableTab = "tableTab";
var activeTableTab = "activeTableTab";
var pathtoroot = "../../../../";
loadScripts(document, 'script');</script>
<noscript>
<div>JavaScript is disabled on your browser.</div>
</noscript>
<div class="flexBox">
<header role="banner" class="flexHeader">
<nav role="navigation">
<!-- ========= START OF TOP NAVBAR ======= -->
<div class="topNav"><a id="navbar.top">
<!-- -->
</a>
<div class="skipNav"><a href="#skip.navbar.top" title="Skip navigation links">Skip navigation links</a></div>
<a id="navbar.top.firstrow">
<!-- -->
</a>
<ul class="navList" title="Navigation">
<li><a href="../../../../index.html">Overview</a></li>
<li><a href="package-summary.html">Package</a></li>
<li class="navBarCell1Rev">Class</li>
<li><a href="package-tree.html">Tree</a></li>
<li><a href="../../../../deprecated-list.html">Deprecated</a></li>
<li><a href="../../../../index-all.html">Index</a></li>
<li><a href="../../../../help-doc.html">Help</a></li>
</ul>
<div class="aboutLanguage"><b>Apache Calcite</b></div>
</div>
<div class="subNav">
<div>
<ul class="subNavList">
<li>Summary:&nbsp;</li>
<li>Nested&nbsp;|&nbsp;</li>
<li><a href="#field.summary">Field</a>&nbsp;|&nbsp;</li>
<li>Constr&nbsp;|&nbsp;</li>
<li><a href="#method.summary">Method</a></li>
</ul>
<ul class="subNavList">
<li>Detail:&nbsp;</li>
<li><a href="#field.detail">Field</a>&nbsp;|&nbsp;</li>
<li>Constr&nbsp;|&nbsp;</li>
<li><a href="#method.detail">Method</a></li>
</ul>
</div>
<div class="navListSearch"><label for="search">SEARCH:</label>
<input type="text" id="search" value="search" disabled="disabled">
<input type="reset" id="reset" value="reset" disabled="disabled">
</div>
</div>
<!-- ========= END OF TOP NAVBAR ========= -->
<div class="skipNav"><a id="skip.navbar.top">
<!-- -->
</a></div>
</nav>
</header>
<div class="flexContent">
<main role="main">
<!-- ======== START OF CLASS DATA ======== -->
<div class="header">
<div class="subTitle"><span class="packageLabelInType">Package</span>&nbsp;<a href="package-summary.html">org.apache.calcite.sql</a></div>
<h1 title="Class SqlNode" class="title">Class SqlNode</h1>
</div>
<div class="contentContainer">
<div class="inheritance" title="Inheritance Tree"><a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang" class="externalLink">java.lang.Object</a>
<div class="inheritance">org.apache.calcite.sql.SqlNode</div>
</div>
<section class="description">
<dl>
<dt>All Implemented Interfaces:</dt>
<dd><code><a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Cloneable.html?is-external=true" title="class or interface in java.lang" class="externalLink">Cloneable</a></code></dd>
</dl>
<dl>
<dt>Direct Known Subclasses:</dt>
<dd><code><a href="SqlCall.html" title="class in org.apache.calcite.sql">SqlCall</a></code>, <code><a href="SqlDataTypeSpec.html" title="class in org.apache.calcite.sql">SqlDataTypeSpec</a></code>, <code><a href="SqlDynamicParam.html" title="class in org.apache.calcite.sql">SqlDynamicParam</a></code>, <code><a href="SqlIdentifier.html" title="class in org.apache.calcite.sql">SqlIdentifier</a></code>, <code><a href="SqlIntervalQualifier.html" title="class in org.apache.calcite.sql">SqlIntervalQualifier</a></code>, <code><a href="SqlLiteral.html" title="class in org.apache.calcite.sql">SqlLiteral</a></code>, <code><a href="SqlNodeList.html" title="class in org.apache.calcite.sql">SqlNodeList</a></code></dd>
</dl>
<hr>
<pre>public abstract class <span class="typeNameLabel">SqlNode</span>
extends <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang" class="externalLink">Object</a>
implements <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Cloneable.html?is-external=true" title="class or interface in java.lang" class="externalLink">Cloneable</a></pre>
<div class="block">A <code>SqlNode</code> is a SQL parse tree.
<p>It may be an
<a href="SqlOperator.html" title="class in org.apache.calcite.sql"><code>operator</code></a>, <a href="SqlLiteral.html" title="class in org.apache.calcite.sql"><code>literal</code></a>,
<a href="SqlIdentifier.html" title="class in org.apache.calcite.sql"><code>identifier</code></a>, and so forth.</div>
</section>
<section class="summary">
<ul class="blockList">
<!-- =========== FIELD SUMMARY =========== -->
<li class="blockList">
<section class="fieldSummary"><a id="field.summary">
<!-- -->
</a>
<h2>Field Summary</h2>
<div class="memberSummary">
<table>
<caption><span>Fields</span><span class="tabEnd">&nbsp;</span></caption>
<thead>
<tr>
<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colSecond" scope="col">Field</th>
<th class="colLast" scope="col">Description</th>
</tr>
</thead>
<tbody>
<tr class="altColor">
<td class="colFirst"><code>static <a href="SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a>[]</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#EMPTY_ARRAY">EMPTY_ARRAY</a></span></code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>protected <a href="parser/SqlParserPos.html" title="class in org.apache.calcite.sql.parser">SqlParserPos</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#pos">pos</a></span></code></th>
<td class="colLast">&nbsp;</td>
</tr>
</tbody>
</table>
</div>
</section>
</li>
<!-- ========== METHOD SUMMARY =========== -->
<li class="blockList">
<section class="methodSummary"><a id="method.summary">
<!-- -->
</a>
<h2>Method Summary</h2>
<div class="memberSummary">
<div role="tablist" aria-orientation="horizontal"><button role="tab" aria-selected="true" aria-controls="memberSummary_tabpanel" tabindex="0" onkeydown="switchTab(event)" id="t0" class="activeTableTab">All Methods</button><button role="tab" aria-selected="false" aria-controls="memberSummary_tabpanel" tabindex="-1" onkeydown="switchTab(event)" id="t1" class="tableTab" onclick="show(1);">Static Methods</button><button role="tab" aria-selected="false" aria-controls="memberSummary_tabpanel" tabindex="-1" onkeydown="switchTab(event)" id="t2" class="tableTab" onclick="show(2);">Instance Methods</button><button role="tab" aria-selected="false" aria-controls="memberSummary_tabpanel" tabindex="-1" onkeydown="switchTab(event)" id="t3" class="tableTab" onclick="show(4);">Abstract Methods</button><button role="tab" aria-selected="false" aria-controls="memberSummary_tabpanel" tabindex="-1" onkeydown="switchTab(event)" id="t4" class="tableTab" onclick="show(8);">Concrete Methods</button><button role="tab" aria-selected="false" aria-controls="memberSummary_tabpanel" tabindex="-1" onkeydown="switchTab(event)" id="t6" class="tableTab" onclick="show(32);">Deprecated Methods</button></div>
<div id="memberSummary_tabpanel" role="tabpanel">
<table aria-labelledby="t0">
<thead>
<tr>
<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colSecond" scope="col">Method</th>
<th class="colLast" scope="col">Description</th>
</tr>
</thead>
<tbody>
<tr class="altColor" id="i0">
<td class="colFirst"><code>abstract &lt;R&gt;&nbsp;R</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#accept(org.apache.calcite.sql.util.SqlVisitor)">accept</a></span>&#8203;(<a href="util/SqlVisitor.html" title="interface in org.apache.calcite.sql.util">SqlVisitor</a>&lt;R&gt;&nbsp;visitor)</code></th>
<td class="colLast">
<div class="block">Accepts a generic visitor.</div>
</td>
</tr>
<tr class="rowColor" id="i1">
<td class="colFirst"><code><a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang" class="externalLink">Object</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#clone()">clone</a></span>()</code></th>
<td class="colLast">
<div class="block"><span class="deprecatedLabel">Deprecated.</span>
<div class="deprecationComment">Please use <a href="#clone(E)"><code>clone(SqlNode)</code></a>; this method brings
along too much baggage from early versions of Java</div>
</div>
</td>
</tr>
<tr class="altColor" id="i2">
<td class="colFirst"><code>static &lt;E extends <a href="SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a>&gt;<br>E</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#clone(E)">clone</a></span>&#8203;(E&nbsp;e)</code></th>
<td class="colLast">
<div class="block">Creates a copy of a SqlNode.</div>
</td>
</tr>
<tr class="rowColor" id="i3">
<td class="colFirst"><code>abstract <a href="SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#clone(org.apache.calcite.sql.parser.SqlParserPos)">clone</a></span>&#8203;(<a href="parser/SqlParserPos.html" title="class in org.apache.calcite.sql.parser">SqlParserPos</a>&nbsp;pos)</code></th>
<td class="colLast">
<div class="block">Clones a SqlNode with a different position.</div>
</td>
</tr>
<tr class="altColor" id="i4">
<td class="colFirst"><code>static <a href="SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a>[]</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#cloneArray(org.apache.calcite.sql.SqlNode%5B%5D)">cloneArray</a></span>&#8203;(<a href="SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a>[]&nbsp;nodes)</code></th>
<td class="colLast">
<div class="block"><span class="deprecatedLabel">Deprecated.</span></div>
</td>
</tr>
<tr class="rowColor" id="i5">
<td class="colFirst"><code>static boolean</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#equalDeep(java.util.List,java.util.List,org.apache.calcite.util.Litmus)">equalDeep</a></span>&#8203;(<a href="https://docs.oracle.com/javase/9/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util" class="externalLink">List</a>&lt;<a href="SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a>&gt;&nbsp;operands0,
<a href="https://docs.oracle.com/javase/9/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util" class="externalLink">List</a>&lt;<a href="SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a>&gt;&nbsp;operands1,
<a href="../util/Litmus.html" title="interface in org.apache.calcite.util">Litmus</a>&nbsp;litmus)</code></th>
<td class="colLast">
<div class="block">Returns whether two lists of operands are equal.</div>
</td>
</tr>
<tr class="altColor" id="i6">
<td class="colFirst"><code>static boolean</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#equalDeep(org.apache.calcite.sql.SqlNode,org.apache.calcite.sql.SqlNode,org.apache.calcite.util.Litmus)">equalDeep</a></span>&#8203;(<a href="SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a>&nbsp;node1,
<a href="SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a>&nbsp;node2,
<a href="../util/Litmus.html" title="interface in org.apache.calcite.util">Litmus</a>&nbsp;litmus)</code></th>
<td class="colLast">
<div class="block">Returns whether two nodes are equal (using
<a href="#equalsDeep(org.apache.calcite.sql.SqlNode,org.apache.calcite.util.Litmus)"><code>equalsDeep(SqlNode, Litmus)</code></a>) or are both null.</div>
</td>
</tr>
<tr class="rowColor" id="i7">
<td class="colFirst"><code>boolean</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#equalsDeep(org.apache.calcite.sql.SqlNode,boolean)">equalsDeep</a></span>&#8203;(<a href="SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a>&nbsp;node,
boolean&nbsp;fail)</code></th>
<td class="colLast">
<div class="block"><span class="deprecatedLabel">Deprecated.</span></div>
</td>
</tr>
<tr class="altColor" id="i8">
<td class="colFirst"><code>abstract boolean</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#equalsDeep(org.apache.calcite.sql.SqlNode,org.apache.calcite.util.Litmus)">equalsDeep</a></span>&#8203;(<a href="SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a>&nbsp;node,
<a href="../util/Litmus.html" title="interface in org.apache.calcite.util">Litmus</a>&nbsp;litmus)</code></th>
<td class="colLast">
<div class="block">Returns whether this node is structurally equivalent to another node.</div>
</td>
</tr>
<tr class="rowColor" id="i9">
<td class="colFirst"><code>void</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#findValidOptions(org.apache.calcite.sql.validate.SqlValidator,org.apache.calcite.sql.validate.SqlValidatorScope,org.apache.calcite.sql.parser.SqlParserPos,java.util.Collection)">findValidOptions</a></span>&#8203;(<a href="validate/SqlValidator.html" title="interface in org.apache.calcite.sql.validate">SqlValidator</a>&nbsp;validator,
<a href="validate/SqlValidatorScope.html" title="interface in org.apache.calcite.sql.validate">SqlValidatorScope</a>&nbsp;scope,
<a href="parser/SqlParserPos.html" title="class in org.apache.calcite.sql.parser">SqlParserPos</a>&nbsp;pos,
<a href="https://docs.oracle.com/javase/9/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util" class="externalLink">Collection</a>&lt;<a href="validate/SqlMoniker.html" title="interface in org.apache.calcite.sql.validate">SqlMoniker</a>&gt;&nbsp;hintList)</code></th>
<td class="colLast">
<div class="block">Lists all the valid alternatives for this node if the parse position of
the node matches that of pos.</div>
</td>
</tr>
<tr class="altColor" id="i10">
<td class="colFirst"><code><a href="SqlKind.html" title="enum in org.apache.calcite.sql">SqlKind</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getKind()">getKind</a></span>()</code></th>
<td class="colLast">
<div class="block">Returns the type of node this is, or
<a href="SqlKind.html#OTHER"><code>SqlKind.OTHER</code></a> if it's nothing special.</div>
</td>
</tr>
<tr class="rowColor" id="i11">
<td class="colFirst"><code><a href="validate/SqlMonotonicity.html" title="enum in org.apache.calcite.sql.validate">SqlMonotonicity</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getMonotonicity(org.apache.calcite.sql.validate.SqlValidatorScope)">getMonotonicity</a></span>&#8203;(<a href="validate/SqlValidatorScope.html" title="interface in org.apache.calcite.sql.validate">SqlValidatorScope</a>&nbsp;scope)</code></th>
<td class="colLast">
<div class="block">Returns whether expression is always ascending, descending or constant.</div>
</td>
</tr>
<tr class="altColor" id="i12">
<td class="colFirst"><code><a href="parser/SqlParserPos.html" title="class in org.apache.calcite.sql.parser">SqlParserPos</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getParserPosition()">getParserPosition</a></span>()</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr class="rowColor" id="i13">
<td class="colFirst"><code>boolean</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#isA(java.util.Set)">isA</a></span>&#8203;(<a href="https://docs.oracle.com/javase/9/docs/api/java/util/Set.html?is-external=true" title="class or interface in java.util" class="externalLink">Set</a>&lt;<a href="SqlKind.html" title="enum in org.apache.calcite.sql">SqlKind</a>&gt;&nbsp;category)</code></th>
<td class="colLast">
<div class="block">Returns whether this node is a member of an aggregate category.</div>
</td>
</tr>
<tr class="altColor" id="i14">
<td class="colFirst"><code>static &lt;T extends <a href="SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a>&gt;<br><a href="https://docs.oracle.com/javase/9/docs/api/java/util/stream/Collector.html?is-external=true" title="class or interface in java.util.stream" class="externalLink">Collector</a>&lt;T,&#8203;<a href="https://docs.oracle.com/javase/9/docs/api/java/util/ArrayList.html?is-external=true" title="class or interface in java.util" class="externalLink">ArrayList</a>&lt;T&gt;,&#8203;<a href="SqlNodeList.html" title="class in org.apache.calcite.sql">SqlNodeList</a>&gt;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#toList()">toList</a></span>()</code></th>
<td class="colLast">
<div class="block">Returns a <code>Collector</code> that accumulates the input elements into a
<a href="SqlNodeList.html" title="class in org.apache.calcite.sql"><code>SqlNodeList</code></a>, with zero position.</div>
</td>
</tr>
<tr class="rowColor" id="i15">
<td class="colFirst"><code>static &lt;T extends <a href="SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a>&gt;<br><a href="https://docs.oracle.com/javase/9/docs/api/java/util/stream/Collector.html?is-external=true" title="class or interface in java.util.stream" class="externalLink">Collector</a>&lt;T,&#8203;<a href="https://docs.oracle.com/javase/9/docs/api/java/util/ArrayList.html?is-external=true" title="class or interface in java.util" class="externalLink">ArrayList</a>&lt;T&gt;,&#8203;<a href="SqlNodeList.html" title="class in org.apache.calcite.sql">SqlNodeList</a>&gt;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#toList(org.apache.calcite.sql.parser.SqlParserPos)">toList</a></span>&#8203;(<a href="parser/SqlParserPos.html" title="class in org.apache.calcite.sql.parser">SqlParserPos</a>&nbsp;pos)</code></th>
<td class="colLast">
<div class="block">Returns a <code>Collector</code> that accumulates the input elements into a
<a href="SqlNodeList.html" title="class in org.apache.calcite.sql"><code>SqlNodeList</code></a>.</div>
</td>
</tr>
<tr class="altColor" id="i16">
<td class="colFirst"><code><a href="util/SqlString.html" title="class in org.apache.calcite.sql.util">SqlString</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#toSqlString(java.util.function.UnaryOperator)">toSqlString</a></span>&#8203;(<a href="https://docs.oracle.com/javase/9/docs/api/java/util/function/UnaryOperator.html?is-external=true" title="class or interface in java.util.function" class="externalLink">UnaryOperator</a>&lt;<a href="SqlWriterConfig.html" title="interface in org.apache.calcite.sql">SqlWriterConfig</a>&gt;&nbsp;transform)</code></th>
<td class="colLast">
<div class="block">Returns the SQL text of the tree of which this <code>SqlNode</code> is
the root.</div>
</td>
</tr>
<tr class="rowColor" id="i17">
<td class="colFirst"><code><a href="util/SqlString.html" title="class in org.apache.calcite.sql.util">SqlString</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#toSqlString(org.apache.calcite.sql.SqlDialect)">toSqlString</a></span>&#8203;(<a href="SqlDialect.html" title="class in org.apache.calcite.sql">SqlDialect</a>&nbsp;dialect)</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr class="altColor" id="i18">
<td class="colFirst"><code><a href="util/SqlString.html" title="class in org.apache.calcite.sql.util">SqlString</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#toSqlString(org.apache.calcite.sql.SqlDialect,boolean)">toSqlString</a></span>&#8203;(<a href="SqlDialect.html" title="class in org.apache.calcite.sql">SqlDialect</a>&nbsp;dialect,
boolean&nbsp;forceParens)</code></th>
<td class="colLast">
<div class="block">Returns the SQL text of the tree of which this <code>SqlNode</code> is
the root.</div>
</td>
</tr>
<tr class="rowColor" id="i19">
<td class="colFirst"><code><a href="https://docs.oracle.com/javase/9/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#toString()">toString</a></span>()</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr class="altColor" id="i20">
<td class="colFirst"><code>abstract void</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#unparse(org.apache.calcite.sql.SqlWriter,int,int)">unparse</a></span>&#8203;(<a href="SqlWriter.html" title="interface in org.apache.calcite.sql">SqlWriter</a>&nbsp;writer,
int&nbsp;leftPrec,
int&nbsp;rightPrec)</code></th>
<td class="colLast">
<div class="block">Writes a SQL representation of this node to a writer.</div>
</td>
</tr>
<tr class="rowColor" id="i21">
<td class="colFirst"><code>void</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#unparseWithParentheses(org.apache.calcite.sql.SqlWriter,int,int,boolean)">unparseWithParentheses</a></span>&#8203;(<a href="SqlWriter.html" title="interface in org.apache.calcite.sql">SqlWriter</a>&nbsp;writer,
int&nbsp;leftPrec,
int&nbsp;rightPrec,
boolean&nbsp;parentheses)</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr class="altColor" id="i22">
<td class="colFirst"><code>abstract void</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#validate(org.apache.calcite.sql.validate.SqlValidator,org.apache.calcite.sql.validate.SqlValidatorScope)">validate</a></span>&#8203;(<a href="validate/SqlValidator.html" title="interface in org.apache.calcite.sql.validate">SqlValidator</a>&nbsp;validator,
<a href="validate/SqlValidatorScope.html" title="interface in org.apache.calcite.sql.validate">SqlValidatorScope</a>&nbsp;scope)</code></th>
<td class="colLast">
<div class="block">Validates this node.</div>
</td>
</tr>
<tr class="rowColor" id="i23">
<td class="colFirst"><code>void</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#validateExpr(org.apache.calcite.sql.validate.SqlValidator,org.apache.calcite.sql.validate.SqlValidatorScope)">validateExpr</a></span>&#8203;(<a href="validate/SqlValidator.html" title="interface in org.apache.calcite.sql.validate">SqlValidator</a>&nbsp;validator,
<a href="validate/SqlValidatorScope.html" title="interface in org.apache.calcite.sql.validate">SqlValidatorScope</a>&nbsp;scope)</code></th>
<td class="colLast">
<div class="block">Validates this node in an expression context.</div>
</td>
</tr>
</tbody>
</table>
</div>
</div>
<div class="inheritedList">
<h3>Methods inherited from class&nbsp;java.lang.<a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang" class="externalLink">Object</a></h3>
<a id="methods.inherited.from.class.java.lang.Object">
<!-- -->
</a><code><a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true#equals(java.lang.Object)" title="class or interface in java.lang" class="externalLink">equals</a>, <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true#finalize()" title="class or interface in java.lang" class="externalLink">finalize</a>, <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true#getClass()" title="class or interface in java.lang" class="externalLink">getClass</a>, <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true#hashCode()" title="class or interface in java.lang" class="externalLink">hashCode</a>, <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true#notify()" title="class or interface in java.lang" class="externalLink">notify</a>, <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true#notifyAll()" title="class or interface in java.lang" class="externalLink">notifyAll</a>, <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true#wait()" title="class or interface in java.lang" class="externalLink">wait</a>, <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true#wait(long)" title="class or interface in java.lang" class="externalLink">wait</a>, <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true#wait(long,int)" title="class or interface in java.lang" class="externalLink">wait</a></code></div>
</section>
</li>
</ul>
</section>
<section class="details">
<ul class="blockList">
<!-- ============ FIELD DETAIL =========== -->
<li class="blockList">
<section class="fieldDetails"><a id="field.detail">
<!-- -->
</a>
<h2>Field Details</h2>
<ul class="blockList">
<li class="blockList">
<section class="detail">
<h3><a id="EMPTY_ARRAY">EMPTY_ARRAY</a></h3>
<div class="memberSignature"><span class="modifiers">public static final</span>&nbsp;<span class="returnType"><a href="SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a>[]</span>&nbsp;<span class="memberName">EMPTY_ARRAY</span></div>
</section>
</li>
<li class="blockList">
<section class="detail">
<h3><a id="pos">pos</a></h3>
<div class="memberSignature"><span class="modifiers">protected final</span>&nbsp;<span class="returnType"><a href="parser/SqlParserPos.html" title="class in org.apache.calcite.sql.parser">SqlParserPos</a></span>&nbsp;<span class="memberName">pos</span></div>
</section>
</li>
</ul>
</section>
</li>
<!-- ============ METHOD DETAIL ========== -->
<li class="blockList">
<section class="methodDetails"><a id="method.detail">
<!-- -->
</a>
<h2>Method Details</h2>
<ul class="blockList">
<li class="blockList">
<section class="detail">
<h3><a id="clone()">clone</a></h3>
<div class="memberSignature"><span class="annotations"><a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Deprecated.html?is-external=true" title="class or interface in java.lang" class="externalLink">@Deprecated</a>
</span><span class="modifiers">public</span>&nbsp;<span class="returnType"><a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang" class="externalLink">Object</a></span>&nbsp;<span class="memberName">clone</span>()</div>
<div class="deprecationBlock"><span class="deprecatedLabel">Deprecated.</span>
<div class="deprecationComment">Please use <a href="#clone(E)"><code>clone(SqlNode)</code></a>; this method brings
along too much baggage from early versions of Java</div>
</div>
<dl>
<dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true#clone()" title="class or interface in java.lang" class="externalLink">clone</a></code>&nbsp;in class&nbsp;<code><a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang" class="externalLink">Object</a></code></dd>
</dl>
</section>
</li>
<li class="blockList">
<section class="detail">
<h3><a id="clone(org.apache.calcite.sql.SqlNode)">
<!-- -->
</a><a id="clone(E)">clone</a></h3>
<div class="memberSignature"><span class="modifiers">public static</span>&nbsp;<span class="typeParameters">&lt;E extends <a href="SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a>&gt;</span>&nbsp;<span class="returnType">E</span>&nbsp;<span class="memberName">clone</span>&#8203;(<span class="arguments">E&nbsp;e)</span></div>
<div class="block">Creates a copy of a SqlNode.</div>
</section>
</li>
<li class="blockList">
<section class="detail">
<h3><a id="clone(org.apache.calcite.sql.parser.SqlParserPos)">clone</a></h3>
<div class="memberSignature"><span class="modifiers">public abstract</span>&nbsp;<span class="returnType"><a href="SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a></span>&nbsp;<span class="memberName">clone</span>&#8203;(<span class="arguments"><a href="parser/SqlParserPos.html" title="class in org.apache.calcite.sql.parser">SqlParserPos</a>&nbsp;pos)</span></div>
<div class="block">Clones a SqlNode with a different position.</div>
</section>
</li>
<li class="blockList">
<section class="detail">
<h3><a id="getKind()">getKind</a></h3>
<div class="memberSignature"><span class="annotations"><a href="https://docs.oracle.com/javase/9/docs/api/javax/annotation/Nonnull.html?is-external=true" title="class or interface in javax.annotation" class="externalLink">@Nonnull</a>
</span><span class="modifiers">public</span>&nbsp;<span class="returnType"><a href="SqlKind.html" title="enum in org.apache.calcite.sql">SqlKind</a></span>&nbsp;<span class="memberName">getKind</span>()</div>
<div class="block">Returns the type of node this is, or
<a href="SqlKind.html#OTHER"><code>SqlKind.OTHER</code></a> if it's nothing special.</div>
<dl>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>a <a href="SqlKind.html" title="enum in org.apache.calcite.sql"><code>SqlKind</code></a> value, never null</dd>
<dt><span class="seeLabel">See Also:</span></dt>
<dd><a href="#isA(java.util.Set)"><code>isA(java.util.Set&lt;org.apache.calcite.sql.SqlKind&gt;)</code></a></dd>
</dl>
</section>
</li>
<li class="blockList">
<section class="detail">
<h3><a id="isA(java.util.Set)">isA</a></h3>
<div class="memberSignature"><span class="modifiers">public final</span>&nbsp;<span class="returnType">boolean</span>&nbsp;<span class="memberName">isA</span>&#8203;(<span class="arguments"><a href="https://docs.oracle.com/javase/9/docs/api/java/util/Set.html?is-external=true" title="class or interface in java.util" class="externalLink">Set</a>&lt;<a href="SqlKind.html" title="enum in org.apache.calcite.sql">SqlKind</a>&gt;&nbsp;category)</span></div>
<div class="block">Returns whether this node is a member of an aggregate category.
<p>For example, <code>node.isA(SqlKind.QUERY)</code> returns <code>true</code>
if the node is a SELECT, INSERT, UPDATE etc.
<p>This method is shorthand: <code>node.isA(category)</code> is always
equivalent to <code>node.getKind().belongsTo(category)</code>.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>category</code> - Category</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>Whether this node belongs to the given category.</dd>
</dl>
</section>
</li>
<li class="blockList">
<section class="detail">
<h3><a id="cloneArray(org.apache.calcite.sql.SqlNode[])">cloneArray</a></h3>
<div class="memberSignature"><span class="annotations"><a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Deprecated.html?is-external=true" title="class or interface in java.lang" class="externalLink">@Deprecated</a>
</span><span class="modifiers">public static</span>&nbsp;<span class="returnType"><a href="SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a>[]</span>&nbsp;<span class="memberName">cloneArray</span>&#8203;(<span class="arguments"><a href="SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a>[]&nbsp;nodes)</span></div>
<div class="deprecationBlock"><span class="deprecatedLabel">Deprecated.</span></div>
</section>
</li>
<li class="blockList">
<section class="detail">
<h3><a id="toString()">toString</a></h3>
<div class="memberSignature"><span class="modifiers">public</span>&nbsp;<span class="returnType"><a href="https://docs.oracle.com/javase/9/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a></span>&nbsp;<span class="memberName">toString</span>()</div>
<dl>
<dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true#toString()" title="class or interface in java.lang" class="externalLink">toString</a></code>&nbsp;in class&nbsp;<code><a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang" class="externalLink">Object</a></code></dd>
</dl>
</section>
</li>
<li class="blockList">
<section class="detail">
<h3><a id="toSqlString(java.util.function.UnaryOperator)">toSqlString</a></h3>
<div class="memberSignature"><span class="modifiers">public</span>&nbsp;<span class="returnType"><a href="util/SqlString.html" title="class in org.apache.calcite.sql.util">SqlString</a></span>&nbsp;<span class="memberName">toSqlString</span>&#8203;(<span class="arguments"><a href="https://docs.oracle.com/javase/9/docs/api/java/util/function/UnaryOperator.html?is-external=true" title="class or interface in java.util.function" class="externalLink">UnaryOperator</a>&lt;<a href="SqlWriterConfig.html" title="interface in org.apache.calcite.sql">SqlWriterConfig</a>&gt;&nbsp;transform)</span></div>
<div class="block">Returns the SQL text of the tree of which this <code>SqlNode</code> is
the root.
<p>Typical return values are:
<ul>
<li>'It''s a bird!'
<li>NULL
<li>12.3
<li>DATE '1969-04-29'
</ul></div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>transform</code> - Transform that sets desired writer configuration</dd>
</dl>
</section>
</li>
<li class="blockList">
<section class="detail">
<h3><a id="toSqlString(org.apache.calcite.sql.SqlDialect,boolean)">toSqlString</a></h3>
<div class="memberSignature"><span class="modifiers">public</span>&nbsp;<span class="returnType"><a href="util/SqlString.html" title="class in org.apache.calcite.sql.util">SqlString</a></span>&nbsp;<span class="memberName">toSqlString</span>&#8203;(<span class="arguments"><a href="SqlDialect.html" title="class in org.apache.calcite.sql">SqlDialect</a>&nbsp;dialect,
boolean&nbsp;forceParens)</span></div>
<div class="block">Returns the SQL text of the tree of which this <code>SqlNode</code> is
the root.
<p>Typical return values are:
<ul>
<li>'It''s a bird!'
<li>NULL
<li>12.3
<li>DATE '1969-04-29'
</ul></div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>dialect</code> - Dialect (null for ANSI SQL)</dd>
<dd><code>forceParens</code> - Whether to wrap all expressions in parentheses;
useful for parse test, but false by default</dd>
</dl>
</section>
</li>
<li class="blockList">
<section class="detail">
<h3><a id="toSqlString(org.apache.calcite.sql.SqlDialect)">toSqlString</a></h3>
<div class="memberSignature"><span class="modifiers">public</span>&nbsp;<span class="returnType"><a href="util/SqlString.html" title="class in org.apache.calcite.sql.util">SqlString</a></span>&nbsp;<span class="memberName">toSqlString</span>&#8203;(<span class="arguments"><a href="SqlDialect.html" title="class in org.apache.calcite.sql">SqlDialect</a>&nbsp;dialect)</span></div>
</section>
</li>
<li class="blockList">
<section class="detail">
<h3><a id="unparse(org.apache.calcite.sql.SqlWriter,int,int)">unparse</a></h3>
<div class="memberSignature"><span class="modifiers">public abstract</span>&nbsp;<span class="returnType">void</span>&nbsp;<span class="memberName">unparse</span>&#8203;(<span class="arguments"><a href="SqlWriter.html" title="interface in org.apache.calcite.sql">SqlWriter</a>&nbsp;writer,
int&nbsp;leftPrec,
int&nbsp;rightPrec)</span></div>
<div class="block">Writes a SQL representation of this node to a writer.
<p>The <code>leftPrec</code> and <code>rightPrec</code> parameters give
us enough context to decide whether we need to enclose the expression in
parentheses. For example, we need parentheses around "2 + 3" if preceded
by "5 *". This is because the precedence of the "*" operator is greater
than the precedence of the "+" operator.
<p>The algorithm handles left- and right-associative operators by giving
them slightly different left- and right-precedence.
<p>If <a href="SqlWriter.html#isAlwaysUseParentheses()"><code>SqlWriter.isAlwaysUseParentheses()</code></a> is true, we use
parentheses even when they are not required by the precedence rules.
<p>For the details of this algorithm, see <a href="SqlCall.html#unparse(org.apache.calcite.sql.SqlWriter,int,int)"><code>SqlCall.unparse(org.apache.calcite.sql.SqlWriter, int, int)</code></a>.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>writer</code> - Target writer</dd>
<dd><code>leftPrec</code> - The precedence of the <a href="SqlNode.html" title="class in org.apache.calcite.sql"><code>SqlNode</code></a> immediately
preceding this node in a depth-first scan of the parse
tree</dd>
<dd><code>rightPrec</code> - The precedence of the <a href="SqlNode.html" title="class in org.apache.calcite.sql"><code>SqlNode</code></a> immediately</dd>
</dl>
</section>
</li>
<li class="blockList">
<section class="detail">
<h3><a id="unparseWithParentheses(org.apache.calcite.sql.SqlWriter,int,int,boolean)">unparseWithParentheses</a></h3>
<div class="memberSignature"><span class="modifiers">public</span>&nbsp;<span class="returnType">void</span>&nbsp;<span class="memberName">unparseWithParentheses</span>&#8203;(<span class="arguments"><a href="SqlWriter.html" title="interface in org.apache.calcite.sql">SqlWriter</a>&nbsp;writer,
int&nbsp;leftPrec,
int&nbsp;rightPrec,
boolean&nbsp;parentheses)</span></div>
</section>
</li>
<li class="blockList">
<section class="detail">
<h3><a id="getParserPosition()">getParserPosition</a></h3>
<div class="memberSignature"><span class="modifiers">public</span>&nbsp;<span class="returnType"><a href="parser/SqlParserPos.html" title="class in org.apache.calcite.sql.parser">SqlParserPos</a></span>&nbsp;<span class="memberName">getParserPosition</span>()</div>
</section>
</li>
<li class="blockList">
<section class="detail">
<h3><a id="validate(org.apache.calcite.sql.validate.SqlValidator,org.apache.calcite.sql.validate.SqlValidatorScope)">validate</a></h3>
<div class="memberSignature"><span class="modifiers">public abstract</span>&nbsp;<span class="returnType">void</span>&nbsp;<span class="memberName">validate</span>&#8203;(<span class="arguments"><a href="validate/SqlValidator.html" title="interface in org.apache.calcite.sql.validate">SqlValidator</a>&nbsp;validator,
<a href="validate/SqlValidatorScope.html" title="interface in org.apache.calcite.sql.validate">SqlValidatorScope</a>&nbsp;scope)</span></div>
<div class="block">Validates this node.
<p>The typical implementation of this method will make a callback to the
validator appropriate to the node type and context. The validator has
methods such as <a href="validate/SqlValidator.html#validateLiteral(org.apache.calcite.sql.SqlLiteral)"><code>SqlValidator.validateLiteral(org.apache.calcite.sql.SqlLiteral)</code></a> for these purposes.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>scope</code> - Validator</dd>
</dl>
</section>
</li>
<li class="blockList">
<section class="detail">
<h3><a id="findValidOptions(org.apache.calcite.sql.validate.SqlValidator,org.apache.calcite.sql.validate.SqlValidatorScope,org.apache.calcite.sql.parser.SqlParserPos,java.util.Collection)">findValidOptions</a></h3>
<div class="memberSignature"><span class="modifiers">public</span>&nbsp;<span class="returnType">void</span>&nbsp;<span class="memberName">findValidOptions</span>&#8203;(<span class="arguments"><a href="validate/SqlValidator.html" title="interface in org.apache.calcite.sql.validate">SqlValidator</a>&nbsp;validator,
<a href="validate/SqlValidatorScope.html" title="interface in org.apache.calcite.sql.validate">SqlValidatorScope</a>&nbsp;scope,
<a href="parser/SqlParserPos.html" title="class in org.apache.calcite.sql.parser">SqlParserPos</a>&nbsp;pos,
<a href="https://docs.oracle.com/javase/9/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util" class="externalLink">Collection</a>&lt;<a href="validate/SqlMoniker.html" title="interface in org.apache.calcite.sql.validate">SqlMoniker</a>&gt;&nbsp;hintList)</span></div>
<div class="block">Lists all the valid alternatives for this node if the parse position of
the node matches that of pos. Only implemented now for SqlCall and
SqlOperator.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>validator</code> - Validator</dd>
<dd><code>scope</code> - Validation scope</dd>
<dd><code>pos</code> - SqlParserPos indicating the cursor position at which
completion hints are requested for</dd>
<dd><code>hintList</code> - list of valid options</dd>
</dl>
</section>
</li>
<li class="blockList">
<section class="detail">
<h3><a id="validateExpr(org.apache.calcite.sql.validate.SqlValidator,org.apache.calcite.sql.validate.SqlValidatorScope)">validateExpr</a></h3>
<div class="memberSignature"><span class="modifiers">public</span>&nbsp;<span class="returnType">void</span>&nbsp;<span class="memberName">validateExpr</span>&#8203;(<span class="arguments"><a href="validate/SqlValidator.html" title="interface in org.apache.calcite.sql.validate">SqlValidator</a>&nbsp;validator,
<a href="validate/SqlValidatorScope.html" title="interface in org.apache.calcite.sql.validate">SqlValidatorScope</a>&nbsp;scope)</span></div>
<div class="block">Validates this node in an expression context.
<p>Usually, this method does much the same as <a href="#validate(org.apache.calcite.sql.validate.SqlValidator,org.apache.calcite.sql.validate.SqlValidatorScope)"><code>validate(org.apache.calcite.sql.validate.SqlValidator, org.apache.calcite.sql.validate.SqlValidatorScope)</code></a>, but a
<a href="SqlIdentifier.html" title="class in org.apache.calcite.sql"><code>SqlIdentifier</code></a> can occur in expression and non-expression
contexts.</div>
</section>
</li>
<li class="blockList">
<section class="detail">
<h3><a id="accept(org.apache.calcite.sql.util.SqlVisitor)">accept</a></h3>
<div class="memberSignature"><span class="modifiers">public abstract</span>&nbsp;<span class="typeParameters">&lt;R&gt;</span>&nbsp;<span class="returnType">R</span>&nbsp;<span class="memberName">accept</span>&#8203;(<span class="arguments"><a href="util/SqlVisitor.html" title="interface in org.apache.calcite.sql.util">SqlVisitor</a>&lt;R&gt;&nbsp;visitor)</span></div>
<div class="block">Accepts a generic visitor.
<p>Implementations of this method in subtypes simply call the appropriate
<code>visit</code> method on the
<a href="util/SqlVisitor.html" title="interface in org.apache.calcite.sql.util"><code>visitor object</code></a>.
<p>The type parameter <code>R</code> must be consistent with the type
parameter of the visitor.</div>
</section>
</li>
<li class="blockList">
<section class="detail">
<h3><a id="equalsDeep(org.apache.calcite.sql.SqlNode,org.apache.calcite.util.Litmus)">equalsDeep</a></h3>
<div class="memberSignature"><span class="modifiers">public abstract</span>&nbsp;<span class="returnType">boolean</span>&nbsp;<span class="memberName">equalsDeep</span>&#8203;(<span class="arguments"><a href="SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a>&nbsp;node,
<a href="../util/Litmus.html" title="interface in org.apache.calcite.util">Litmus</a>&nbsp;litmus)</span></div>
<div class="block">Returns whether this node is structurally equivalent to another node.
Some examples:
<ul>
<li>1 + 2 is structurally equivalent to 1 + 2</li>
<li>1 + 2 + 3 is structurally equivalent to (1 + 2) + 3, but not to 1 +
(2 + 3), because the '+' operator is left-associative</li>
</ul></div>
</section>
</li>
<li class="blockList">
<section class="detail">
<h3><a id="equalsDeep(org.apache.calcite.sql.SqlNode,boolean)">equalsDeep</a></h3>
<div class="memberSignature"><span class="annotations"><a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Deprecated.html?is-external=true" title="class or interface in java.lang" class="externalLink">@Deprecated</a>
</span><span class="modifiers">public final</span>&nbsp;<span class="returnType">boolean</span>&nbsp;<span class="memberName">equalsDeep</span>&#8203;(<span class="arguments"><a href="SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a>&nbsp;node,
boolean&nbsp;fail)</span></div>
<div class="deprecationBlock"><span class="deprecatedLabel">Deprecated.</span></div>
</section>
</li>
<li class="blockList">
<section class="detail">
<h3><a id="equalDeep(org.apache.calcite.sql.SqlNode,org.apache.calcite.sql.SqlNode,org.apache.calcite.util.Litmus)">equalDeep</a></h3>
<div class="memberSignature"><span class="modifiers">public static</span>&nbsp;<span class="returnType">boolean</span>&nbsp;<span class="memberName">equalDeep</span>&#8203;(<span class="arguments"><a href="SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a>&nbsp;node1,
<a href="SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a>&nbsp;node2,
<a href="../util/Litmus.html" title="interface in org.apache.calcite.util">Litmus</a>&nbsp;litmus)</span></div>
<div class="block">Returns whether two nodes are equal (using
<a href="#equalsDeep(org.apache.calcite.sql.SqlNode,org.apache.calcite.util.Litmus)"><code>equalsDeep(SqlNode, Litmus)</code></a>) or are both null.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>node1</code> - First expression</dd>
<dd><code>node2</code> - Second expression</dd>
<dd><code>litmus</code> - What to do if an error is detected (expressions are
not equal)</dd>
</dl>
</section>
</li>
<li class="blockList">
<section class="detail">
<h3><a id="getMonotonicity(org.apache.calcite.sql.validate.SqlValidatorScope)">getMonotonicity</a></h3>
<div class="memberSignature"><span class="modifiers">public</span>&nbsp;<span class="returnType"><a href="validate/SqlMonotonicity.html" title="enum in org.apache.calcite.sql.validate">SqlMonotonicity</a></span>&nbsp;<span class="memberName">getMonotonicity</span>&#8203;(<span class="arguments"><a href="validate/SqlValidatorScope.html" title="interface in org.apache.calcite.sql.validate">SqlValidatorScope</a>&nbsp;scope)</span></div>
<div class="block">Returns whether expression is always ascending, descending or constant.
This property is useful because it allows to safely aggregate infinite
streams of values.
<p>The default implementation returns
<a href="validate/SqlMonotonicity.html#NOT_MONOTONIC"><code>SqlMonotonicity.NOT_MONOTONIC</code></a>.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>scope</code> - Scope</dd>
</dl>
</section>
</li>
<li class="blockList">
<section class="detail">
<h3><a id="equalDeep(java.util.List,java.util.List,org.apache.calcite.util.Litmus)">equalDeep</a></h3>
<div class="memberSignature"><span class="modifiers">public static</span>&nbsp;<span class="returnType">boolean</span>&nbsp;<span class="memberName">equalDeep</span>&#8203;(<span class="arguments"><a href="https://docs.oracle.com/javase/9/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util" class="externalLink">List</a>&lt;<a href="SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a>&gt;&nbsp;operands0,
<a href="https://docs.oracle.com/javase/9/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util" class="externalLink">List</a>&lt;<a href="SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a>&gt;&nbsp;operands1,
<a href="../util/Litmus.html" title="interface in org.apache.calcite.util">Litmus</a>&nbsp;litmus)</span></div>
<div class="block">Returns whether two lists of operands are equal.</div>
</section>
</li>
<li class="blockList">
<section class="detail">
<h3><a id="toList()">toList</a></h3>
<div class="memberSignature"><span class="modifiers">public static</span>&nbsp;<span class="typeParameters">&lt;T extends <a href="SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a>&gt;</span>
<span class="returnType"><a href="https://docs.oracle.com/javase/9/docs/api/java/util/stream/Collector.html?is-external=true" title="class or interface in java.util.stream" class="externalLink">Collector</a>&lt;T,&#8203;<a href="https://docs.oracle.com/javase/9/docs/api/java/util/ArrayList.html?is-external=true" title="class or interface in java.util" class="externalLink">ArrayList</a>&lt;T&gt;,&#8203;<a href="SqlNodeList.html" title="class in org.apache.calcite.sql">SqlNodeList</a>&gt;</span>&nbsp;<span class="memberName">toList</span>()</div>
<div class="block">Returns a <code>Collector</code> that accumulates the input elements into a
<a href="SqlNodeList.html" title="class in org.apache.calcite.sql"><code>SqlNodeList</code></a>, with zero position.</div>
<dl>
<dt><span class="paramLabel">Type Parameters:</span></dt>
<dd><code>T</code> - Type of the input elements</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>a <code>Collector</code> that collects all the input elements into a
<a href="SqlNodeList.html" title="class in org.apache.calcite.sql"><code>SqlNodeList</code></a>, in encounter order</dd>
</dl>
</section>
</li>
<li class="blockList">
<section class="detail">
<h3><a id="toList(org.apache.calcite.sql.parser.SqlParserPos)">toList</a></h3>
<div class="memberSignature"><span class="modifiers">public static</span>&nbsp;<span class="typeParameters">&lt;T extends <a href="SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a>&gt;</span>
<span class="returnType"><a href="https://docs.oracle.com/javase/9/docs/api/java/util/stream/Collector.html?is-external=true" title="class or interface in java.util.stream" class="externalLink">Collector</a>&lt;T,&#8203;<a href="https://docs.oracle.com/javase/9/docs/api/java/util/ArrayList.html?is-external=true" title="class or interface in java.util" class="externalLink">ArrayList</a>&lt;T&gt;,&#8203;<a href="SqlNodeList.html" title="class in org.apache.calcite.sql">SqlNodeList</a>&gt;</span>&nbsp;<span class="memberName">toList</span>&#8203;(<span class="arguments"><a href="parser/SqlParserPos.html" title="class in org.apache.calcite.sql.parser">SqlParserPos</a>&nbsp;pos)</span></div>
<div class="block">Returns a <code>Collector</code> that accumulates the input elements into a
<a href="SqlNodeList.html" title="class in org.apache.calcite.sql"><code>SqlNodeList</code></a>.</div>
<dl>
<dt><span class="paramLabel">Type Parameters:</span></dt>
<dd><code>T</code> - Type of the input elements</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>a <code>Collector</code> that collects all the input elements into a
<a href="SqlNodeList.html" title="class in org.apache.calcite.sql"><code>SqlNodeList</code></a>, in encounter order</dd>
</dl>
</section>
</li>
</ul>
</section>
</li>
</ul>
</section>
</div>
<!-- ========= END OF CLASS DATA ========= -->
</main>
<footer role="contentinfo">
<nav role="navigation">
<!-- ======= START OF BOTTOM NAVBAR ====== -->
<div class="bottomNav"><a id="navbar.bottom">
<!-- -->
</a>
<div class="skipNav"><a href="#skip.navbar.bottom" title="Skip navigation links">Skip navigation links</a></div>
<a id="navbar.bottom.firstrow">
<!-- -->
</a>
<ul class="navList" title="Navigation">
<li><a href="../../../../index.html">Overview</a></li>
<li><a href="package-summary.html">Package</a></li>
<li class="navBarCell1Rev">Class</li>
<li><a href="package-tree.html">Tree</a></li>
<li><a href="../../../../deprecated-list.html">Deprecated</a></li>
<li><a href="../../../../index-all.html">Index</a></li>
<li><a href="../../../../help-doc.html">Help</a></li>
</ul>
<div class="aboutLanguage"><b>Apache Calcite</b></div>
</div>
<div class="subNav">
<div>
<ul class="subNavList">
<li>Summary:&nbsp;</li>
<li>Nested&nbsp;|&nbsp;</li>
<li><a href="#field.summary">Field</a>&nbsp;|&nbsp;</li>
<li>Constr&nbsp;|&nbsp;</li>
<li><a href="#method.summary">Method</a></li>
</ul>
<ul class="subNavList">
<li>Detail:&nbsp;</li>
<li><a href="#field.detail">Field</a>&nbsp;|&nbsp;</li>
<li>Constr&nbsp;|&nbsp;</li>
<li><a href="#method.detail">Method</a></li>
</ul>
</div>
</div>
<a id="skip.navbar.bottom">
<!-- -->
</a>
<!-- ======== END OF BOTTOM NAVBAR ======= -->
</nav>
<p class="legalCopy"><small>Copyright &copy; 2012-2020 Apache Software Foundation. All Rights Reserved.</small></p>
</footer>
</div>
</div>
</body>
</html>