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<div class="subTitle"><span class="packageLabelInType">Package</span>&nbsp;<a href="package-summary.html">org.apache.calcite.sql</a></div>
<h2 title="Class SqlIdentifier" class="title">Class SqlIdentifier</h2>
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<ul class="inheritance">
<li>java.lang.Object</li>
<li>
<ul class="inheritance">
<li><a href="SqlNode.html" title="class in org.apache.calcite.sql">org.apache.calcite.sql.SqlNode</a></li>
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<ul class="inheritance">
<li>org.apache.calcite.sql.SqlIdentifier</li>
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<pre>public class <span class="typeNameLabel">SqlIdentifier</span>
extends <a href="SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a></pre>
<div class="block">A <code>SqlIdentifier</code> is an identifier, possibly compound.</div>
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<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colSecond" scope="col">Field</th>
<th class="colLast" scope="col">Description</th>
</tr>
<tr class="altColor">
<td class="colFirst"><code>(package private) <a href="SqlCollation.html" title="class in org.apache.calcite.sql">SqlCollation</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#collation">collation</a></span></code></th>
<td class="colLast">
<div class="block">This identifier's collation (if any).</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>protected com.google.common.collect.ImmutableList&lt;<a href="parser/SqlParserPos.html" title="class in org.apache.calcite.sql.parser">SqlParserPos</a>&gt;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#componentPositions">componentPositions</a></span></code></th>
<td class="colLast">
<div class="block">A list of the positions of the components of compound identifiers.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>com.google.common.collect.ImmutableList&lt;java.lang.String&gt;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#names">names</a></span></code></th>
<td class="colLast">
<div class="block">Array of the components of this compound identifier.</div>
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<h3>Fields inherited from class&nbsp;org.apache.calcite.sql.<a href="SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a></h3>
<code><a href="SqlNode.html#EMPTY_ARRAY">EMPTY_ARRAY</a>, <a href="SqlNode.html#pos">pos</a></code></li>
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<th class="colFirst" scope="col">Constructor</th>
<th class="colLast" scope="col">Description</th>
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<th class="colConstructorName" scope="row"><code><span class="memberNameLink"><a href="#%3Cinit%3E(java.lang.String,org.apache.calcite.sql.parser.SqlParserPos)">SqlIdentifier</a></span>&#8203;(java.lang.String&nbsp;name,
<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">Creates a simple identifier, for example <code>foo</code>.</div>
</td>
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<tr class="rowColor">
<th class="colConstructorName" scope="row"><code><span class="memberNameLink"><a href="#%3Cinit%3E(java.lang.String,org.apache.calcite.sql.SqlCollation,org.apache.calcite.sql.parser.SqlParserPos)">SqlIdentifier</a></span>&#8203;(java.lang.String&nbsp;name,
<a href="SqlCollation.html" title="class in org.apache.calcite.sql">SqlCollation</a>&nbsp;collation,
<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">Creates a simple identifier, for example <code>foo</code>, with a
collation.</div>
</td>
</tr>
<tr class="altColor">
<th class="colConstructorName" scope="row"><code><span class="memberNameLink"><a href="#%3Cinit%3E(java.util.List,org.apache.calcite.sql.parser.SqlParserPos)">SqlIdentifier</a></span>&#8203;(java.util.List&lt;java.lang.String&gt;&nbsp;names,
<a href="parser/SqlParserPos.html" title="class in org.apache.calcite.sql.parser">SqlParserPos</a>&nbsp;pos)</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr class="rowColor">
<th class="colConstructorName" scope="row"><code><span class="memberNameLink"><a href="#%3Cinit%3E(java.util.List,org.apache.calcite.sql.SqlCollation,org.apache.calcite.sql.parser.SqlParserPos,java.util.List)">SqlIdentifier</a></span>&#8203;(java.util.List&lt;java.lang.String&gt;&nbsp;names,
<a href="SqlCollation.html" title="class in org.apache.calcite.sql">SqlCollation</a>&nbsp;collation,
<a href="parser/SqlParserPos.html" title="class in org.apache.calcite.sql.parser">SqlParserPos</a>&nbsp;pos,
java.util.List&lt;<a href="parser/SqlParserPos.html" title="class in org.apache.calcite.sql.parser">SqlParserPos</a>&gt;&nbsp;componentPositions)</code></th>
<td class="colLast">
<div class="block">Creates a compound identifier, for example <code>foo.bar</code>.</div>
</td>
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<h3>Method Summary</h3>
<table class="memberSummary">
<caption><span id="t0" class="activeTableTab"><span>All Methods</span><span class="tabEnd">&nbsp;</span></span><span id="t1" class="tableTab"><span><a href="javascript:show(1);">Static Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t2" class="tableTab"><span><a href="javascript:show(2);">Instance Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t4" class="tableTab"><span><a href="javascript:show(8);">Concrete Methods</a></span><span class="tabEnd">&nbsp;</span></span></caption>
<tr>
<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colSecond" scope="col">Method</th>
<th class="colLast" scope="col">Description</th>
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<tr id="i0" class="altColor">
<td class="colFirst"><code>&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 id="i1" class="rowColor">
<td class="colFirst"><code><a href="SqlIdentifier.html" title="class in org.apache.calcite.sql">SqlIdentifier</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#add(int,java.lang.String,org.apache.calcite.sql.parser.SqlParserPos)">add</a></span>&#8203;(int&nbsp;i,
java.lang.String&nbsp;name,
<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 an identifier that is the same as this except with a component
added at a given position.</div>
</td>
</tr>
<tr id="i2" class="altColor">
<td class="colFirst"><code>void</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#assignNamesFrom(org.apache.calcite.sql.SqlIdentifier)">assignNamesFrom</a></span>&#8203;(<a href="SqlIdentifier.html" title="class in org.apache.calcite.sql">SqlIdentifier</a>&nbsp;other)</code></th>
<td class="colLast">
<div class="block">Copies names and components from another identifier.</div>
</td>
</tr>
<tr id="i3" class="rowColor">
<td class="colFirst"><code><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 id="i4" class="altColor">
<td class="colFirst"><code>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 id="i5" class="rowColor">
<td class="colFirst"><code><a href="SqlCollation.html" title="class in org.apache.calcite.sql">SqlCollation</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getCollation()">getCollation</a></span>()</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i6" class="altColor">
<td class="colFirst"><code><a href="SqlIdentifier.html" title="class in org.apache.calcite.sql">SqlIdentifier</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getComponent(int)">getComponent</a></span>&#8203;(int&nbsp;ordinal)</code></th>
<td class="colLast">
<div class="block">Creates an identifier which contains only the <code>ordinal</code>th
component of this compound identifier.</div>
</td>
</tr>
<tr id="i7" class="rowColor">
<td class="colFirst"><code><a href="SqlIdentifier.html" title="class in org.apache.calcite.sql">SqlIdentifier</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getComponent(int,int)">getComponent</a></span>&#8203;(int&nbsp;from,
int&nbsp;to)</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i8" class="altColor">
<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="#getComponentParserPosition(int)">getComponentParserPosition</a></span>&#8203;(int&nbsp;i)</code></th>
<td class="colLast">
<div class="block">Returns the position of the <code>i</code>th component of a compound
identifier, or the position of the whole identifier if that information
is not present.</div>
</td>
</tr>
<tr id="i9" class="rowColor">
<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 id="i10" class="altColor">
<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 id="i11" class="rowColor">
<td class="colFirst"><code>java.lang.String</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getSimple()">getSimple</a></span>()</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i12" class="altColor">
<td class="colFirst"><code>static java.lang.String</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getString(java.util.List)">getString</a></span>&#8203;(java.util.List&lt;java.lang.String&gt;&nbsp;names)</code></th>
<td class="colLast">
<div class="block">Converts a list of strings to a qualified identifier.</div>
</td>
</tr>
<tr id="i13" class="rowColor">
<td class="colFirst"><code>boolean</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#isComponentQuoted(int)">isComponentQuoted</a></span>&#8203;(int&nbsp;i)</code></th>
<td class="colLast">
<div class="block">Returns whether the <code>i</code>th component of a compound identifier is
quoted.</div>
</td>
</tr>
<tr id="i14" class="altColor">
<td class="colFirst"><code>boolean</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#isSimple()">isSimple</a></span>()</code></th>
<td class="colLast">
<div class="block">Returns whether this is a simple identifier.</div>
</td>
</tr>
<tr id="i15" class="rowColor">
<td class="colFirst"><code>boolean</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#isStar()">isStar</a></span>()</code></th>
<td class="colLast">
<div class="block">Returns whether this identifier is a star, such as "*" or "foo.bar.*".</div>
</td>
</tr>
<tr id="i16" class="altColor">
<td class="colFirst"><code><a href="SqlIdentifier.html" title="class in org.apache.calcite.sql">SqlIdentifier</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#plus(java.lang.String,org.apache.calcite.sql.parser.SqlParserPos)">plus</a></span>&#8203;(java.lang.String&nbsp;name,
<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">Creates an identifier that consists of this identifier plus a name segment.</div>
</td>
</tr>
<tr id="i17" class="rowColor">
<td class="colFirst"><code><a href="SqlIdentifier.html" title="class in org.apache.calcite.sql">SqlIdentifier</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#plusStar()">plusStar</a></span>()</code></th>
<td class="colLast">
<div class="block">Creates an identifier that consists of this identifier plus a wildcard star.</div>
</td>
</tr>
<tr id="i18" class="altColor">
<td class="colFirst"><code><a href="SqlIdentifier.html" title="class in org.apache.calcite.sql">SqlIdentifier</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#setName(int,java.lang.String)">setName</a></span>&#8203;(int&nbsp;i,
java.lang.String&nbsp;name)</code></th>
<td class="colLast">
<div class="block">Returns an identifier that is the same as this except one modified name.</div>
</td>
</tr>
<tr id="i19" class="rowColor">
<td class="colFirst"><code>void</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#setNames(java.util.List,java.util.List)">setNames</a></span>&#8203;(java.util.List&lt;java.lang.String&gt;&nbsp;names,
java.util.List&lt;<a href="parser/SqlParserPos.html" title="class in org.apache.calcite.sql.parser">SqlParserPos</a>&gt;&nbsp;poses)</code></th>
<td class="colLast">
<div class="block">Modifies the components of this identifier and their positions.</div>
</td>
</tr>
<tr id="i20" class="altColor">
<td class="colFirst"><code><a href="SqlIdentifier.html" title="class in org.apache.calcite.sql">SqlIdentifier</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#skipLast(int)">skipLast</a></span>&#8203;(int&nbsp;n)</code></th>
<td class="colLast">
<div class="block">Creates an identifier that consists of all but the last <code>n</code>
name segments of this one.</div>
</td>
</tr>
<tr id="i21" class="rowColor">
<td class="colFirst"><code>static <a href="SqlIdentifier.html" title="class in org.apache.calcite.sql">SqlIdentifier</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#star(java.util.List,org.apache.calcite.sql.parser.SqlParserPos,java.util.List)">star</a></span>&#8203;(java.util.List&lt;java.lang.String&gt;&nbsp;names,
<a href="parser/SqlParserPos.html" title="class in org.apache.calcite.sql.parser">SqlParserPos</a>&nbsp;pos,
java.util.List&lt;<a href="parser/SqlParserPos.html" title="class in org.apache.calcite.sql.parser">SqlParserPos</a>&gt;&nbsp;componentPositions)</code></th>
<td class="colLast">
<div class="block">Creates an identifier that ends in a wildcard star.</div>
</td>
</tr>
<tr id="i22" class="altColor">
<td class="colFirst"><code>static <a href="SqlIdentifier.html" title="class in org.apache.calcite.sql">SqlIdentifier</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#star(org.apache.calcite.sql.parser.SqlParserPos)">star</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">Creates an identifier that is a singleton wildcard star.</div>
</td>
</tr>
<tr id="i23" class="rowColor">
<td class="colFirst"><code>static java.util.List&lt;java.lang.String&gt;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#toStar(java.util.List)">toStar</a></span>&#8203;(java.util.List&lt;java.lang.String&gt;&nbsp;names)</code></th>
<td class="colLast">
<div class="block">Converts empty strings in a list of names to stars.</div>
</td>
</tr>
<tr id="i24" class="altColor">
<td class="colFirst"><code>java.lang.String</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 id="i25" class="rowColor">
<td class="colFirst"><code>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 id="i26" class="altColor">
<td class="colFirst"><code>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 id="i27" class="rowColor">
<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>
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<div class="block">Validates this node in an expression context.</div>
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<h3>Methods inherited from class&nbsp;org.apache.calcite.sql.<a href="SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a></h3>
<code><a href="SqlNode.html#clone()">clone</a>, <a href="SqlNode.html#clone(E)">clone</a>, <a href="SqlNode.html#cloneArray(org.apache.calcite.sql.SqlNode%5B%5D)">cloneArray</a>, <a href="SqlNode.html#equalDeep(java.util.List,java.util.List,org.apache.calcite.util.Litmus)">equalDeep</a>, <a href="SqlNode.html#equalDeep(org.apache.calcite.sql.SqlNode,org.apache.calcite.sql.SqlNode,org.apache.calcite.util.Litmus)">equalDeep</a>, <a href="SqlNode.html#equalsDeep(org.apache.calcite.sql.SqlNode,boolean)">equalsDeep</a>, <a href="SqlNode.html#findValidOptions(org.apache.calcite.sql.validate.SqlValidator,org.apache.calcite.sql.validate.SqlValidatorScope,org.apache.calcite.sql.parser.SqlParserPos,java.util.Collection)">findValidOptions</a>, <a href="SqlNode.html#getParserPosition()">getParserPosition</a>, <a href="SqlNode.html#isA(java.util.Set)">isA</a>, <a href="SqlNode.html#toSqlString(org.apache.calcite.sql.SqlDialect)">toSqlString</a>, <a href="SqlNode.html#toSqlString(org.apache.calcite.sql.SqlDialect,boolean)">toSqlString</a></code></li>
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<h3>Methods inherited from class&nbsp;java.lang.Object</h3>
<code>equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait</code></li>
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<h3>Field Detail</h3>
<a id="names">
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<h4>names</h4>
<pre>public&nbsp;com.google.common.collect.ImmutableList&lt;java.lang.String&gt; names</pre>
<div class="block">Array of the components of this compound identifier.
<p>The empty string represents the wildcard "*",
to distinguish it from a real "*" (presumably specified using quotes).
<p>It's convenient to have this member public, and it's convenient to
have this member not-final, but it's a shame it's public and not-final.
If you assign to this member, please use
<a href="#setNames(java.util.List,java.util.List)"><code>setNames(java.util.List, java.util.List)</code></a>.
And yes, we'd like to make identifiers immutable one day.</div>
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<h4>collation</h4>
<pre>final&nbsp;<a href="SqlCollation.html" title="class in org.apache.calcite.sql">SqlCollation</a> collation</pre>
<div class="block">This identifier's collation (if any).</div>
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<h4>componentPositions</h4>
<pre>protected&nbsp;com.google.common.collect.ImmutableList&lt;<a href="parser/SqlParserPos.html" title="class in org.apache.calcite.sql.parser">SqlParserPos</a>&gt; componentPositions</pre>
<div class="block">A list of the positions of the components of compound identifiers.</div>
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<pre>public&nbsp;SqlIdentifier&#8203;(java.util.List&lt;java.lang.String&gt;&nbsp;names,
<a href="SqlCollation.html" title="class in org.apache.calcite.sql">SqlCollation</a>&nbsp;collation,
<a href="parser/SqlParserPos.html" title="class in org.apache.calcite.sql.parser">SqlParserPos</a>&nbsp;pos,
java.util.List&lt;<a href="parser/SqlParserPos.html" title="class in org.apache.calcite.sql.parser">SqlParserPos</a>&gt;&nbsp;componentPositions)</pre>
<div class="block">Creates a compound identifier, for example <code>foo.bar</code>.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>names</code> - Parts of the identifier, length &ge; 1</dd>
</dl>
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<pre>public&nbsp;SqlIdentifier&#8203;(java.util.List&lt;java.lang.String&gt;&nbsp;names,
<a href="parser/SqlParserPos.html" title="class in org.apache.calcite.sql.parser">SqlParserPos</a>&nbsp;pos)</pre>
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<h4>SqlIdentifier</h4>
<pre>public&nbsp;SqlIdentifier&#8203;(java.lang.String&nbsp;name,
<a href="SqlCollation.html" title="class in org.apache.calcite.sql">SqlCollation</a>&nbsp;collation,
<a href="parser/SqlParserPos.html" title="class in org.apache.calcite.sql.parser">SqlParserPos</a>&nbsp;pos)</pre>
<div class="block">Creates a simple identifier, for example <code>foo</code>, with a
collation.</div>
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<h4>SqlIdentifier</h4>
<pre>public&nbsp;SqlIdentifier&#8203;(java.lang.String&nbsp;name,
<a href="parser/SqlParserPos.html" title="class in org.apache.calcite.sql.parser">SqlParserPos</a>&nbsp;pos)</pre>
<div class="block">Creates a simple identifier, for example <code>foo</code>.</div>
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<pre class="methodSignature">public static&nbsp;<a href="SqlIdentifier.html" title="class in org.apache.calcite.sql">SqlIdentifier</a>&nbsp;star&#8203;(<a href="parser/SqlParserPos.html" title="class in org.apache.calcite.sql.parser">SqlParserPos</a>&nbsp;pos)</pre>
<div class="block">Creates an identifier that is a singleton wildcard star.</div>
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<pre class="methodSignature">public static&nbsp;<a href="SqlIdentifier.html" title="class in org.apache.calcite.sql">SqlIdentifier</a>&nbsp;star&#8203;(java.util.List&lt;java.lang.String&gt;&nbsp;names,
<a href="parser/SqlParserPos.html" title="class in org.apache.calcite.sql.parser">SqlParserPos</a>&nbsp;pos,
java.util.List&lt;<a href="parser/SqlParserPos.html" title="class in org.apache.calcite.sql.parser">SqlParserPos</a>&gt;&nbsp;componentPositions)</pre>
<div class="block">Creates an identifier that ends in a wildcard star.</div>
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<pre class="methodSignature">public&nbsp;<a href="SqlKind.html" title="enum in org.apache.calcite.sql">SqlKind</a>&nbsp;getKind()</pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from class:&nbsp;<code><a href="SqlNode.html#getKind()">SqlNode</a></code></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="overrideSpecifyLabel">Overrides:</span></dt>
<dd><code><a href="SqlNode.html#getKind()">getKind</a></code>&nbsp;in class&nbsp;<code><a href="SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a></code></dd>
<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="SqlNode.html#isA(java.util.Set)"><code>SqlNode.isA(java.util.Set&lt;org.apache.calcite.sql.SqlKind&gt;)</code></a></dd>
</dl>
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<a id="clone(org.apache.calcite.sql.parser.SqlParserPos)">
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<h4>clone</h4>
<pre class="methodSignature">public&nbsp;<a href="SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a>&nbsp;clone&#8203;(<a href="parser/SqlParserPos.html" title="class in org.apache.calcite.sql.parser">SqlParserPos</a>&nbsp;pos)</pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from class:&nbsp;<code><a href="SqlNode.html#clone(org.apache.calcite.sql.parser.SqlParserPos)">SqlNode</a></code></span></div>
<div class="block">Clones a SqlNode with a different position.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="SqlNode.html#clone(org.apache.calcite.sql.parser.SqlParserPos)">clone</a></code>&nbsp;in class&nbsp;<code><a href="SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a></code></dd>
</dl>
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<h4>toString</h4>
<pre class="methodSignature">public&nbsp;java.lang.String&nbsp;toString()</pre>
<dl>
<dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
<dd><code><a href="SqlNode.html#toString()">toString</a></code>&nbsp;in class&nbsp;<code><a href="SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a></code></dd>
</dl>
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<h4>getString</h4>
<pre class="methodSignature">public static&nbsp;java.lang.String&nbsp;getString&#8203;(java.util.List&lt;java.lang.String&gt;&nbsp;names)</pre>
<div class="block">Converts a list of strings to a qualified identifier.</div>
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<pre class="methodSignature">public static&nbsp;java.util.List&lt;java.lang.String&gt;&nbsp;toStar&#8203;(java.util.List&lt;java.lang.String&gt;&nbsp;names)</pre>
<div class="block">Converts empty strings in a list of names to stars.</div>
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<h4>setNames</h4>
<pre class="methodSignature">public&nbsp;void&nbsp;setNames&#8203;(java.util.List&lt;java.lang.String&gt;&nbsp;names,
java.util.List&lt;<a href="parser/SqlParserPos.html" title="class in org.apache.calcite.sql.parser">SqlParserPos</a>&gt;&nbsp;poses)</pre>
<div class="block">Modifies the components of this identifier and their positions.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>names</code> - Names of components</dd>
<dd><code>poses</code> - Positions of components</dd>
</dl>
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<pre class="methodSignature">public&nbsp;<a href="SqlIdentifier.html" title="class in org.apache.calcite.sql">SqlIdentifier</a>&nbsp;setName&#8203;(int&nbsp;i,
java.lang.String&nbsp;name)</pre>
<div class="block">Returns an identifier that is the same as this except one modified name.
Does not modify this identifier.</div>
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<a id="add(int,java.lang.String,org.apache.calcite.sql.parser.SqlParserPos)">
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<h4>add</h4>
<pre class="methodSignature">public&nbsp;<a href="SqlIdentifier.html" title="class in org.apache.calcite.sql">SqlIdentifier</a>&nbsp;add&#8203;(int&nbsp;i,
java.lang.String&nbsp;name,
<a href="parser/SqlParserPos.html" title="class in org.apache.calcite.sql.parser">SqlParserPos</a>&nbsp;pos)</pre>
<div class="block">Returns an identifier that is the same as this except with a component
added at a given position. Does not modify this identifier.</div>
</li>
</ul>
<a id="getComponentParserPosition(int)">
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<h4>getComponentParserPosition</h4>
<pre class="methodSignature">public&nbsp;<a href="parser/SqlParserPos.html" title="class in org.apache.calcite.sql.parser">SqlParserPos</a>&nbsp;getComponentParserPosition&#8203;(int&nbsp;i)</pre>
<div class="block">Returns the position of the <code>i</code>th component of a compound
identifier, or the position of the whole identifier if that information
is not present.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>i</code> - Ordinal of component.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>Position of i'th component</dd>
</dl>
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<pre class="methodSignature">public&nbsp;void&nbsp;assignNamesFrom&#8203;(<a href="SqlIdentifier.html" title="class in org.apache.calcite.sql">SqlIdentifier</a>&nbsp;other)</pre>
<div class="block">Copies names and components from another identifier. Does not modify the
cross-component parser position.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>other</code> - identifier from which to copy</dd>
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<pre class="methodSignature">public&nbsp;<a href="SqlIdentifier.html" title="class in org.apache.calcite.sql">SqlIdentifier</a>&nbsp;getComponent&#8203;(int&nbsp;ordinal)</pre>
<div class="block">Creates an identifier which contains only the <code>ordinal</code>th
component of this compound identifier. It will have the correct
<a href="parser/SqlParserPos.html" title="class in org.apache.calcite.sql.parser"><code>SqlParserPos</code></a>, provided that detailed position information is
available.</div>
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<pre class="methodSignature">public&nbsp;<a href="SqlIdentifier.html" title="class in org.apache.calcite.sql">SqlIdentifier</a>&nbsp;getComponent&#8203;(int&nbsp;from,
int&nbsp;to)</pre>
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<h4>plus</h4>
<pre class="methodSignature">public&nbsp;<a href="SqlIdentifier.html" title="class in org.apache.calcite.sql">SqlIdentifier</a>&nbsp;plus&#8203;(java.lang.String&nbsp;name,
<a href="parser/SqlParserPos.html" title="class in org.apache.calcite.sql.parser">SqlParserPos</a>&nbsp;pos)</pre>
<div class="block">Creates an identifier that consists of this identifier plus a name segment.
Does not modify this identifier.</div>
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<pre class="methodSignature">public&nbsp;<a href="SqlIdentifier.html" title="class in org.apache.calcite.sql">SqlIdentifier</a>&nbsp;plusStar()</pre>
<div class="block">Creates an identifier that consists of this identifier plus a wildcard star.
Does not modify this identifier.</div>
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<a id="skipLast(int)">
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<pre class="methodSignature">public&nbsp;<a href="SqlIdentifier.html" title="class in org.apache.calcite.sql">SqlIdentifier</a>&nbsp;skipLast&#8203;(int&nbsp;n)</pre>
<div class="block">Creates an identifier that consists of all but the last <code>n</code>
name segments of this one.</div>
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</ul>
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<pre class="methodSignature">public&nbsp;void&nbsp;unparse&#8203;(<a href="SqlWriter.html" title="interface in org.apache.calcite.sql">SqlWriter</a>&nbsp;writer,
int&nbsp;leftPrec,
int&nbsp;rightPrec)</pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from class:&nbsp;<code><a href="SqlNode.html#unparse(org.apache.calcite.sql.SqlWriter,int,int)">SqlNode</a></code></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="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="SqlNode.html#unparse(org.apache.calcite.sql.SqlWriter,int,int)">unparse</a></code>&nbsp;in class&nbsp;<code><a href="SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a></code></dd>
<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>
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<pre class="methodSignature">public&nbsp;void&nbsp;validate&#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)</pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from class:&nbsp;<code><a href="SqlNode.html#validate(org.apache.calcite.sql.validate.SqlValidator,org.apache.calcite.sql.validate.SqlValidatorScope)">SqlNode</a></code></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="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="SqlNode.html#validate(org.apache.calcite.sql.validate.SqlValidator,org.apache.calcite.sql.validate.SqlValidatorScope)">validate</a></code>&nbsp;in class&nbsp;<code><a href="SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a></code></dd>
<dd><code>scope</code> - Validator</dd>
</dl>
</li>
</ul>
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<pre class="methodSignature">public&nbsp;void&nbsp;validateExpr&#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)</pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from class:&nbsp;<code><a href="SqlNode.html#validateExpr(org.apache.calcite.sql.validate.SqlValidator,org.apache.calcite.sql.validate.SqlValidatorScope)">SqlNode</a></code></span></div>
<div class="block">Validates this node in an expression context.
<p>Usually, this method does much the same as <a href="SqlNode.html#validate(org.apache.calcite.sql.validate.SqlValidator,org.apache.calcite.sql.validate.SqlValidatorScope)"><code>SqlNode.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>
<dl>
<dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
<dd><code><a href="SqlNode.html#validateExpr(org.apache.calcite.sql.validate.SqlValidator,org.apache.calcite.sql.validate.SqlValidatorScope)">validateExpr</a></code>&nbsp;in class&nbsp;<code><a href="SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a></code></dd>
</dl>
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<a id="equalsDeep(org.apache.calcite.sql.SqlNode,org.apache.calcite.util.Litmus)">
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<h4>equalsDeep</h4>
<pre class="methodSignature">public&nbsp;boolean&nbsp;equalsDeep&#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)</pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from class:&nbsp;<code><a href="SqlNode.html#equalsDeep(org.apache.calcite.sql.SqlNode,org.apache.calcite.util.Litmus)">SqlNode</a></code></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>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="SqlNode.html#equalsDeep(org.apache.calcite.sql.SqlNode,org.apache.calcite.util.Litmus)">equalsDeep</a></code>&nbsp;in class&nbsp;<code><a href="SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a></code></dd>
</dl>
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</ul>
<a id="accept(org.apache.calcite.sql.util.SqlVisitor)">
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<h4>accept</h4>
<pre class="methodSignature">public&nbsp;&lt;R&gt;&nbsp;R&nbsp;accept&#8203;(<a href="util/SqlVisitor.html" title="interface in org.apache.calcite.sql.util">SqlVisitor</a>&lt;R&gt;&nbsp;visitor)</pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from class:&nbsp;<code><a href="SqlNode.html#accept(org.apache.calcite.sql.util.SqlVisitor)">SqlNode</a></code></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>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="SqlNode.html#accept(org.apache.calcite.sql.util.SqlVisitor)">accept</a></code>&nbsp;in class&nbsp;<code><a href="SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a></code></dd>
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<a id="getCollation()">
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<h4>getCollation</h4>
<pre class="methodSignature">public&nbsp;<a href="SqlCollation.html" title="class in org.apache.calcite.sql">SqlCollation</a>&nbsp;getCollation()</pre>
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<h4>getSimple</h4>
<pre class="methodSignature">public&nbsp;java.lang.String&nbsp;getSimple()</pre>
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<h4>isStar</h4>
<pre class="methodSignature">public&nbsp;boolean&nbsp;isStar()</pre>
<div class="block">Returns whether this identifier is a star, such as "*" or "foo.bar.*".</div>
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<h4>isSimple</h4>
<pre class="methodSignature">public&nbsp;boolean&nbsp;isSimple()</pre>
<div class="block">Returns whether this is a simple identifier. "FOO" is simple; "*",
"FOO.*" and "FOO.BAR" are not.</div>
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<h4>isComponentQuoted</h4>
<pre class="methodSignature">public&nbsp;boolean&nbsp;isComponentQuoted&#8203;(int&nbsp;i)</pre>
<div class="block">Returns whether the <code>i</code>th component of a compound identifier is
quoted.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>i</code> - Ordinal of component</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>Whether i'th component is quoted</dd>
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<h4>getMonotonicity</h4>
<pre class="methodSignature">public&nbsp;<a href="validate/SqlMonotonicity.html" title="enum in org.apache.calcite.sql.validate">SqlMonotonicity</a>&nbsp;getMonotonicity&#8203;(<a href="validate/SqlValidatorScope.html" title="interface in org.apache.calcite.sql.validate">SqlValidatorScope</a>&nbsp;scope)</pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from class:&nbsp;<code><a href="SqlNode.html#getMonotonicity(org.apache.calcite.sql.validate.SqlValidatorScope)">SqlNode</a></code></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="overrideSpecifyLabel">Overrides:</span></dt>
<dd><code><a href="SqlNode.html#getMonotonicity(org.apache.calcite.sql.validate.SqlValidatorScope)">getMonotonicity</a></code>&nbsp;in class&nbsp;<code><a href="SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>scope</code> - Scope</dd>
</dl>
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