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<div class="subTitle">org.apache.calcite.sql</div>
<h2 title="类 SqlIdentifier" class="title">类 SqlIdentifier</h2>
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<div class="contentContainer">
<ul class="inheritance">
<li><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="java.lang中的类或接口">java.lang.Object</a></li>
<li>
<ul class="inheritance">
<li><a href="../../../../org/apache/calcite/sql/SqlNode.html" title="org.apache.calcite.sql中的类">org.apache.calcite.sql.SqlNode</a></li>
<li>
<ul class="inheritance">
<li>org.apache.calcite.sql.SqlIdentifier</li>
</ul>
</li>
</ul>
</li>
</ul>
<div class="description">
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<dl>
<dt>所有已实现的接口:</dt>
<dd><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Cloneable.html?is-external=true" title="java.lang中的类或接口">Cloneable</a></dd>
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<pre>public class <span class="typeNameLabel">SqlIdentifier</span>
extends <a href="../../../../org/apache/calcite/sql/SqlNode.html" title="org.apache.calcite.sql中的类">SqlNode</a></pre>
<div class="block">A <code>SqlIdentifier</code> is an identifier, possibly compound.</div>
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<h3>字段概要</h3>
<table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="字段概要表, 列表字段和解释">
<caption><span>字段</span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colFirst" scope="col">限定符和类型</th>
<th class="colLast" scope="col">字段和说明</th>
</tr>
<tr class="altColor">
<td class="colFirst"><code>protected com.google.common.collect.ImmutableList&lt;<a href="../../../../org/apache/calcite/sql/parser/SqlParserPos.html" title="org.apache.calcite.sql.parser中的类">SqlParserPos</a>&gt;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/sql/SqlIdentifier.html#componentPositions">componentPositions</a></span></code>
<div class="block">A list of the positions of the components of compound identifiers.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>com.google.common.collect.ImmutableList&lt;<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a>&gt;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/sql/SqlIdentifier.html#names">names</a></span></code>
<div class="block">Array of the components of this compound identifier.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>static <a href="../../../../org/apache/calcite/sql/SqlIdentifier.html" title="org.apache.calcite.sql中的类">SqlIdentifier</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/sql/SqlIdentifier.html#STAR">STAR</a></span></code>
<div class="block">An identifier for star, "*".</div>
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<h3>从类继承的字段&nbsp;org.apache.calcite.sql.<a href="../../../../org/apache/calcite/sql/SqlNode.html" title="org.apache.calcite.sql中的类">SqlNode</a></h3>
<code><a href="../../../../org/apache/calcite/sql/SqlNode.html#EMPTY_ARRAY">EMPTY_ARRAY</a>, <a href="../../../../org/apache/calcite/sql/SqlNode.html#pos">pos</a></code></li>
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<h3>构造器概要</h3>
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<caption><span>构造器</span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colOne" scope="col">构造器和说明</th>
</tr>
<tr class="altColor">
<td class="colOne"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/sql/SqlIdentifier.html#SqlIdentifier-java.util.List-org.apache.calcite.sql.SqlCollation-org.apache.calcite.sql.parser.SqlParserPos-java.util.List-">SqlIdentifier</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a>&lt;<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a>&gt;&nbsp;names,
<a href="../../../../org/apache/calcite/sql/SqlCollation.html" title="org.apache.calcite.sql中的类">SqlCollation</a>&nbsp;collation,
<a href="../../../../org/apache/calcite/sql/parser/SqlParserPos.html" title="org.apache.calcite.sql.parser中的类">SqlParserPos</a>&nbsp;pos,
<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a>&lt;<a href="../../../../org/apache/calcite/sql/parser/SqlParserPos.html" title="org.apache.calcite.sql.parser中的类">SqlParserPos</a>&gt;&nbsp;componentPositions)</code>
<div class="block">Creates a compound identifier, for example <code>foo.bar</code>.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colOne"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/sql/SqlIdentifier.html#SqlIdentifier-java.util.List-org.apache.calcite.sql.parser.SqlParserPos-">SqlIdentifier</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a>&lt;<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a>&gt;&nbsp;names,
<a href="../../../../org/apache/calcite/sql/parser/SqlParserPos.html" title="org.apache.calcite.sql.parser中的类">SqlParserPos</a>&nbsp;pos)</code>&nbsp;</td>
</tr>
<tr class="altColor">
<td class="colOne"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/sql/SqlIdentifier.html#SqlIdentifier-java.lang.String-org.apache.calcite.sql.SqlCollation-org.apache.calcite.sql.parser.SqlParserPos-">SqlIdentifier</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a>&nbsp;name,
<a href="../../../../org/apache/calcite/sql/SqlCollation.html" title="org.apache.calcite.sql中的类">SqlCollation</a>&nbsp;collation,
<a href="../../../../org/apache/calcite/sql/parser/SqlParserPos.html" title="org.apache.calcite.sql.parser中的类">SqlParserPos</a>&nbsp;pos)</code>
<div class="block">Creates a simple identifier, for example <code>foo</code>, with a
collation.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colOne"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/sql/SqlIdentifier.html#SqlIdentifier-java.lang.String-org.apache.calcite.sql.parser.SqlParserPos-">SqlIdentifier</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a>&nbsp;name,
<a href="../../../../org/apache/calcite/sql/parser/SqlParserPos.html" title="org.apache.calcite.sql.parser中的类">SqlParserPos</a>&nbsp;pos)</code>
<div class="block">Creates a simple identifier, for example <code>foo</code>.</div>
</td>
</tr>
</table>
</li>
</ul>
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<h3>方法概要</h3>
<table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="方法概要表, 列表方法和解释">
<caption><span id="t0" class="activeTableTab"><span>所有方法</span><span class="tabEnd">&nbsp;</span></span><span id="t1" class="tableTab"><span><a href="javascript:show(1);">静态方法</a></span><span class="tabEnd">&nbsp;</span></span><span id="t2" class="tableTab"><span><a href="javascript:show(2);">实例方法</a></span><span class="tabEnd">&nbsp;</span></span><span id="t4" class="tableTab"><span><a href="javascript:show(8);">具体方法</a></span><span class="tabEnd">&nbsp;</span></span></caption>
<tr>
<th class="colFirst" scope="col">限定符和类型</th>
<th class="colLast" scope="col">方法和说明</th>
</tr>
<tr id="i0" class="altColor">
<td class="colFirst"><code>&lt;R&gt;&nbsp;R</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/sql/SqlIdentifier.html#accept-org.apache.calcite.sql.util.SqlVisitor-">accept</a></span>(<a href="../../../../org/apache/calcite/sql/util/SqlVisitor.html" title="org.apache.calcite.sql.util中的接口">SqlVisitor</a>&lt;R&gt;&nbsp;visitor)</code>
<div class="block">Accepts a generic visitor.</div>
</td>
</tr>
<tr id="i1" class="rowColor">
<td class="colFirst"><code><a href="../../../../org/apache/calcite/sql/SqlIdentifier.html" title="org.apache.calcite.sql中的类">SqlIdentifier</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/sql/SqlIdentifier.html#add-int-java.lang.String-org.apache.calcite.sql.parser.SqlParserPos-">add</a></span>(int&nbsp;i,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a>&nbsp;name,
<a href="../../../../org/apache/calcite/sql/parser/SqlParserPos.html" title="org.apache.calcite.sql.parser中的类">SqlParserPos</a>&nbsp;pos)</code>
<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>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/sql/SqlIdentifier.html#assignNamesFrom-org.apache.calcite.sql.SqlIdentifier-">assignNamesFrom</a></span>(<a href="../../../../org/apache/calcite/sql/SqlIdentifier.html" title="org.apache.calcite.sql中的类">SqlIdentifier</a>&nbsp;other)</code>
<div class="block">Copies names and components from another identifier.</div>
</td>
</tr>
<tr id="i3" class="rowColor">
<td class="colFirst"><code><a href="../../../../org/apache/calcite/sql/SqlNode.html" title="org.apache.calcite.sql中的类">SqlNode</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/sql/SqlIdentifier.html#clone-org.apache.calcite.sql.parser.SqlParserPos-">clone</a></span>(<a href="../../../../org/apache/calcite/sql/parser/SqlParserPos.html" title="org.apache.calcite.sql.parser中的类">SqlParserPos</a>&nbsp;pos)</code>
<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>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/sql/SqlIdentifier.html#equalsDeep-org.apache.calcite.sql.SqlNode-org.apache.calcite.util.Litmus-">equalsDeep</a></span>(<a href="../../../../org/apache/calcite/sql/SqlNode.html" title="org.apache.calcite.sql中的类">SqlNode</a>&nbsp;node,
<a href="../../../../org/apache/calcite/util/Litmus.html" title="org.apache.calcite.util中的接口">Litmus</a>&nbsp;litmus)</code>
<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="../../../../org/apache/calcite/sql/SqlCollation.html" title="org.apache.calcite.sql中的类">SqlCollation</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/sql/SqlIdentifier.html#getCollation--">getCollation</a></span>()</code>&nbsp;</td>
</tr>
<tr id="i6" class="altColor">
<td class="colFirst"><code><a href="../../../../org/apache/calcite/sql/SqlIdentifier.html" title="org.apache.calcite.sql中的类">SqlIdentifier</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/sql/SqlIdentifier.html#getComponent-int-">getComponent</a></span>(int&nbsp;ordinal)</code>
<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="../../../../org/apache/calcite/sql/SqlIdentifier.html" title="org.apache.calcite.sql中的类">SqlIdentifier</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/sql/SqlIdentifier.html#getComponent-int-int-">getComponent</a></span>(int&nbsp;from,
int&nbsp;to)</code>&nbsp;</td>
</tr>
<tr id="i8" class="altColor">
<td class="colFirst"><code><a href="../../../../org/apache/calcite/sql/parser/SqlParserPos.html" title="org.apache.calcite.sql.parser中的类">SqlParserPos</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/sql/SqlIdentifier.html#getComponentParserPosition-int-">getComponentParserPosition</a></span>(int&nbsp;i)</code>
<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="../../../../org/apache/calcite/sql/SqlKind.html" title="org.apache.calcite.sql中的枚举">SqlKind</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/sql/SqlIdentifier.html#getKind--">getKind</a></span>()</code>
<div class="block">Returns the type of node this is, or
<a href="../../../../org/apache/calcite/sql/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="../../../../org/apache/calcite/sql/validate/SqlMonotonicity.html" title="org.apache.calcite.sql.validate中的枚举">SqlMonotonicity</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/sql/SqlIdentifier.html#getMonotonicity-org.apache.calcite.sql.validate.SqlValidatorScope-">getMonotonicity</a></span>(<a href="../../../../org/apache/calcite/sql/validate/SqlValidatorScope.html" title="org.apache.calcite.sql.validate中的接口">SqlValidatorScope</a>&nbsp;scope)</code>
<div class="block">Returns whether expression is always ascending, descending or constant.</div>
</td>
</tr>
<tr id="i11" class="rowColor">
<td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/sql/SqlIdentifier.html#getSimple--">getSimple</a></span>()</code>&nbsp;</td>
</tr>
<tr id="i12" class="altColor">
<td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/sql/SqlIdentifier.html#getString-java.util.List-">getString</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a>&lt;<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a>&gt;&nbsp;names)</code>
<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>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/sql/SqlIdentifier.html#isComponentQuoted-int-">isComponentQuoted</a></span>(int&nbsp;i)</code>
<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>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/sql/SqlIdentifier.html#isSimple--">isSimple</a></span>()</code>
<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>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/sql/SqlIdentifier.html#isStar--">isStar</a></span>()</code>
<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="../../../../org/apache/calcite/sql/SqlIdentifier.html" title="org.apache.calcite.sql中的类">SqlIdentifier</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/sql/SqlIdentifier.html#plus-java.lang.String-org.apache.calcite.sql.parser.SqlParserPos-">plus</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a>&nbsp;name,
<a href="../../../../org/apache/calcite/sql/parser/SqlParserPos.html" title="org.apache.calcite.sql.parser中的类">SqlParserPos</a>&nbsp;pos)</code>
<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="../../../../org/apache/calcite/sql/SqlIdentifier.html" title="org.apache.calcite.sql中的类">SqlIdentifier</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/sql/SqlIdentifier.html#plusStar--">plusStar</a></span>()</code>
<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="../../../../org/apache/calcite/sql/SqlIdentifier.html" title="org.apache.calcite.sql中的类">SqlIdentifier</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/sql/SqlIdentifier.html#setName-int-java.lang.String-">setName</a></span>(int&nbsp;i,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a>&nbsp;name)</code>
<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>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/sql/SqlIdentifier.html#setNames-java.util.List-java.util.List-">setNames</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a>&lt;<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a>&gt;&nbsp;names,
<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a>&lt;<a href="../../../../org/apache/calcite/sql/parser/SqlParserPos.html" title="org.apache.calcite.sql.parser中的类">SqlParserPos</a>&gt;&nbsp;poses)</code>
<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="../../../../org/apache/calcite/sql/SqlIdentifier.html" title="org.apache.calcite.sql中的类">SqlIdentifier</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/sql/SqlIdentifier.html#skipLast-int-">skipLast</a></span>(int&nbsp;n)</code>
<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="../../../../org/apache/calcite/sql/SqlIdentifier.html" title="org.apache.calcite.sql中的类">SqlIdentifier</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/sql/SqlIdentifier.html#star-java.util.List-org.apache.calcite.sql.parser.SqlParserPos-java.util.List-">star</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a>&lt;<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a>&gt;&nbsp;names,
<a href="../../../../org/apache/calcite/sql/parser/SqlParserPos.html" title="org.apache.calcite.sql.parser中的类">SqlParserPos</a>&nbsp;pos,
<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a>&lt;<a href="../../../../org/apache/calcite/sql/parser/SqlParserPos.html" title="org.apache.calcite.sql.parser中的类">SqlParserPos</a>&gt;&nbsp;componentPositions)</code>
<div class="block">Creates an identifier that ends in a wildcard star.</div>
</td>
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<tr id="i22" class="altColor">
<td class="colFirst"><code>static <a href="../../../../org/apache/calcite/sql/SqlIdentifier.html" title="org.apache.calcite.sql中的类">SqlIdentifier</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/sql/SqlIdentifier.html#star-org.apache.calcite.sql.parser.SqlParserPos-">star</a></span>(<a href="../../../../org/apache/calcite/sql/parser/SqlParserPos.html" title="org.apache.calcite.sql.parser中的类">SqlParserPos</a>&nbsp;pos)</code>
<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 <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a>&lt;<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a>&gt;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/sql/SqlIdentifier.html#toStar-java.util.List-">toStar</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a>&lt;<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a>&gt;&nbsp;names)</code>
<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><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/sql/SqlIdentifier.html#toString--">toString</a></span>()</code>&nbsp;</td>
</tr>
<tr id="i25" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/sql/SqlIdentifier.html#unparse-org.apache.calcite.sql.SqlWriter-int-int-">unparse</a></span>(<a href="../../../../org/apache/calcite/sql/SqlWriter.html" title="org.apache.calcite.sql中的接口">SqlWriter</a>&nbsp;writer,
int&nbsp;leftPrec,
int&nbsp;rightPrec)</code>
<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>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/sql/SqlIdentifier.html#validate-org.apache.calcite.sql.validate.SqlValidator-org.apache.calcite.sql.validate.SqlValidatorScope-">validate</a></span>(<a href="../../../../org/apache/calcite/sql/validate/SqlValidator.html" title="org.apache.calcite.sql.validate中的接口">SqlValidator</a>&nbsp;validator,
<a href="../../../../org/apache/calcite/sql/validate/SqlValidatorScope.html" title="org.apache.calcite.sql.validate中的接口">SqlValidatorScope</a>&nbsp;scope)</code>
<div class="block">Validates this node.</div>
</td>
</tr>
<tr id="i27" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/sql/SqlIdentifier.html#validateExpr-org.apache.calcite.sql.validate.SqlValidator-org.apache.calcite.sql.validate.SqlValidatorScope-">validateExpr</a></span>(<a href="../../../../org/apache/calcite/sql/validate/SqlValidator.html" title="org.apache.calcite.sql.validate中的接口">SqlValidator</a>&nbsp;validator,
<a href="../../../../org/apache/calcite/sql/validate/SqlValidatorScope.html" title="org.apache.calcite.sql.validate中的接口">SqlValidatorScope</a>&nbsp;scope)</code>
<div class="block">Validates this node in an expression context.</div>
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<code><a href="../../../../org/apache/calcite/sql/SqlNode.html#clone--">clone</a>, <a href="../../../../org/apache/calcite/sql/SqlNode.html#clone-E-">clone</a>, <a href="../../../../org/apache/calcite/sql/SqlNode.html#cloneArray-org.apache.calcite.sql.SqlNode:A-">cloneArray</a>, <a href="../../../../org/apache/calcite/sql/SqlNode.html#equalDeep-java.util.List-java.util.List-org.apache.calcite.util.Litmus-">equalDeep</a>, <a href="../../../../org/apache/calcite/sql/SqlNode.html#equalDeep-org.apache.calcite.sql.SqlNode-org.apache.calcite.sql.SqlNode-org.apache.calcite.util.Litmus-">equalDeep</a>, <a href="../../../../org/apache/calcite/sql/SqlNode.html#equalsDeep-org.apache.calcite.sql.SqlNode-boolean-">equalsDeep</a>, <a href="../../../../org/apache/calcite/sql/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="../../../../org/apache/calcite/sql/SqlNode.html#getParserPosition--">getParserPosition</a>, <a href="../../../../org/apache/calcite/sql/SqlNode.html#isA-java.util.Set-">isA</a>, <a href="../../../../org/apache/calcite/sql/SqlNode.html#toSqlString-org.apache.calcite.sql.SqlDialect-">toSqlString</a>, <a href="../../../../org/apache/calcite/sql/SqlNode.html#toSqlString-org.apache.calcite.sql.SqlDialect-boolean-">toSqlString</a>, <a href="../../../../org/apache/calcite/sql/SqlNode.html#toSqlString-java.util.function.UnaryOperator-">toSqlString</a></code></li>
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<code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#equals-java.lang.Object-" title="java.lang中的类或接口">equals</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#finalize--" title="java.lang中的类或接口">finalize</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#getClass--" title="java.lang中的类或接口">getClass</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#hashCode--" title="java.lang中的类或接口">hashCode</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#notify--" title="java.lang中的类或接口">notify</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#notifyAll--" title="java.lang中的类或接口">notifyAll</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait--" title="java.lang中的类或接口">wait</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait-long-" title="java.lang中的类或接口">wait</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait-long-int-" title="java.lang中的类或接口">wait</a></code></li>
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<pre>public static final&nbsp;<a href="../../../../org/apache/calcite/sql/SqlIdentifier.html" title="org.apache.calcite.sql中的类">SqlIdentifier</a> STAR</pre>
<div class="block">An identifier for star, "*".</div>
<dl>
<dt><span class="seeLabel">另请参阅:</span></dt>
<dd><a href="../../../../org/apache/calcite/sql/SqlNodeList.html#SINGLETON_STAR"><code>SqlNodeList.SINGLETON_STAR</code></a></dd>
</dl>
</li>
</ul>
<a name="names">
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<h4>names</h4>
<pre>public&nbsp;com.google.common.collect.ImmutableList&lt;<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a>&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="../../../../org/apache/calcite/sql/SqlIdentifier.html#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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<a name="componentPositions">
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<h4>componentPositions</h4>
<pre>protected&nbsp;com.google.common.collect.ImmutableList&lt;<a href="../../../../org/apache/calcite/sql/parser/SqlParserPos.html" title="org.apache.calcite.sql.parser中的类">SqlParserPos</a>&gt; componentPositions</pre>
<div class="block">A list of the positions of the components of compound identifiers.</div>
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<h3>构造器详细资料</h3>
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<h4>SqlIdentifier</h4>
<pre>public&nbsp;SqlIdentifier(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a>&lt;<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a>&gt;&nbsp;names,
<a href="../../../../org/apache/calcite/sql/SqlCollation.html" title="org.apache.calcite.sql中的类">SqlCollation</a>&nbsp;collation,
<a href="../../../../org/apache/calcite/sql/parser/SqlParserPos.html" title="org.apache.calcite.sql.parser中的类">SqlParserPos</a>&nbsp;pos,
<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a>&lt;<a href="../../../../org/apache/calcite/sql/parser/SqlParserPos.html" title="org.apache.calcite.sql.parser中的类">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">参数:</span></dt>
<dd><code>names</code> - Parts of the identifier, length &ge; 1</dd>
</dl>
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<pre>public&nbsp;SqlIdentifier(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a>&lt;<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a>&gt;&nbsp;names,
<a href="../../../../org/apache/calcite/sql/parser/SqlParserPos.html" title="org.apache.calcite.sql.parser中的类">SqlParserPos</a>&nbsp;pos)</pre>
</li>
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<a name="SqlIdentifier-java.lang.String-org.apache.calcite.sql.SqlCollation-org.apache.calcite.sql.parser.SqlParserPos-">
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<pre>public&nbsp;SqlIdentifier(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a>&nbsp;name,
<a href="../../../../org/apache/calcite/sql/SqlCollation.html" title="org.apache.calcite.sql中的类">SqlCollation</a>&nbsp;collation,
<a href="../../../../org/apache/calcite/sql/parser/SqlParserPos.html" title="org.apache.calcite.sql.parser中的类">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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<pre>public&nbsp;SqlIdentifier(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a>&nbsp;name,
<a href="../../../../org/apache/calcite/sql/parser/SqlParserPos.html" title="org.apache.calcite.sql.parser中的类">SqlParserPos</a>&nbsp;pos)</pre>
<div class="block">Creates a simple identifier, for example <code>foo</code>.</div>
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<a name="star-org.apache.calcite.sql.parser.SqlParserPos-">
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<pre>public static&nbsp;<a href="../../../../org/apache/calcite/sql/SqlIdentifier.html" title="org.apache.calcite.sql中的类">SqlIdentifier</a>&nbsp;star(<a href="../../../../org/apache/calcite/sql/parser/SqlParserPos.html" title="org.apache.calcite.sql.parser中的类">SqlParserPos</a>&nbsp;pos)</pre>
<div class="block">Creates an identifier that is a singleton wildcard star.</div>
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<a name="star-java.util.List-org.apache.calcite.sql.parser.SqlParserPos-java.util.List-">
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<pre>public static&nbsp;<a href="../../../../org/apache/calcite/sql/SqlIdentifier.html" title="org.apache.calcite.sql中的类">SqlIdentifier</a>&nbsp;star(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a>&lt;<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a>&gt;&nbsp;names,
<a href="../../../../org/apache/calcite/sql/parser/SqlParserPos.html" title="org.apache.calcite.sql.parser中的类">SqlParserPos</a>&nbsp;pos,
<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a>&lt;<a href="../../../../org/apache/calcite/sql/parser/SqlParserPos.html" title="org.apache.calcite.sql.parser中的类">SqlParserPos</a>&gt;&nbsp;componentPositions)</pre>
<div class="block">Creates an identifier that ends in a wildcard star.</div>
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<h4>getKind</h4>
<pre>public&nbsp;<a href="../../../../org/apache/calcite/sql/SqlKind.html" title="org.apache.calcite.sql中的枚举">SqlKind</a>&nbsp;getKind()</pre>
<div class="block"><span class="descfrmTypeLabel">从类复制的说明:&nbsp;<code><a href="../../../../org/apache/calcite/sql/SqlNode.html#getKind--">SqlNode</a></code></span></div>
<div class="block">Returns the type of node this is, or
<a href="../../../../org/apache/calcite/sql/SqlKind.html#OTHER"><code>SqlKind.OTHER</code></a> if it's nothing special.</div>
<dl>
<dt><span class="overrideSpecifyLabel">覆盖:</span></dt>
<dd><code><a href="../../../../org/apache/calcite/sql/SqlNode.html#getKind--">getKind</a></code>&nbsp;在类中&nbsp;<code><a href="../../../../org/apache/calcite/sql/SqlNode.html" title="org.apache.calcite.sql中的类">SqlNode</a></code></dd>
<dt><span class="returnLabel">返回:</span></dt>
<dd>a <a href="../../../../org/apache/calcite/sql/SqlKind.html" title="org.apache.calcite.sql中的枚举"><code>SqlKind</code></a> value, never null</dd>
<dt><span class="seeLabel">另请参阅:</span></dt>
<dd><a href="../../../../org/apache/calcite/sql/SqlNode.html#isA-java.util.Set-"><code>SqlNode.isA(java.util.Set&lt;org.apache.calcite.sql.SqlKind&gt;)</code></a></dd>
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<a name="clone-org.apache.calcite.sql.parser.SqlParserPos-">
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<h4>clone</h4>
<pre>public&nbsp;<a href="../../../../org/apache/calcite/sql/SqlNode.html" title="org.apache.calcite.sql中的类">SqlNode</a>&nbsp;clone(<a href="../../../../org/apache/calcite/sql/parser/SqlParserPos.html" title="org.apache.calcite.sql.parser中的类">SqlParserPos</a>&nbsp;pos)</pre>
<div class="block"><span class="descfrmTypeLabel">从类复制的说明:&nbsp;<code><a href="../../../../org/apache/calcite/sql/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">指定者:</span></dt>
<dd><code><a href="../../../../org/apache/calcite/sql/SqlNode.html#clone-org.apache.calcite.sql.parser.SqlParserPos-">clone</a></code>&nbsp;在类中&nbsp;<code><a href="../../../../org/apache/calcite/sql/SqlNode.html" title="org.apache.calcite.sql中的类">SqlNode</a></code></dd>
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<pre>public&nbsp;<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a>&nbsp;toString()</pre>
<dl>
<dt><span class="overrideSpecifyLabel">覆盖:</span></dt>
<dd><code><a href="../../../../org/apache/calcite/sql/SqlNode.html#toString--">toString</a></code>&nbsp;在类中&nbsp;<code><a href="../../../../org/apache/calcite/sql/SqlNode.html" title="org.apache.calcite.sql中的类">SqlNode</a></code></dd>
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<pre>public static&nbsp;<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a>&nbsp;getString(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a>&lt;<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a>&gt;&nbsp;names)</pre>
<div class="block">Converts a list of strings to a qualified identifier.</div>
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<pre>public static&nbsp;<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a>&lt;<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a>&gt;&nbsp;toStar(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a>&lt;<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a>&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>public&nbsp;void&nbsp;setNames(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a>&lt;<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a>&gt;&nbsp;names,
<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a>&lt;<a href="../../../../org/apache/calcite/sql/parser/SqlParserPos.html" title="org.apache.calcite.sql.parser中的类">SqlParserPos</a>&gt;&nbsp;poses)</pre>
<div class="block">Modifies the components of this identifier and their positions.</div>
<dl>
<dt><span class="paramLabel">参数:</span></dt>
<dd><code>names</code> - Names of components</dd>
<dd><code>poses</code> - Positions of components</dd>
</dl>
</li>
</ul>
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<h4>setName</h4>
<pre>public&nbsp;<a href="../../../../org/apache/calcite/sql/SqlIdentifier.html" title="org.apache.calcite.sql中的类">SqlIdentifier</a>&nbsp;setName(int&nbsp;i,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a>&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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</ul>
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<h4>add</h4>
<pre>public&nbsp;<a href="../../../../org/apache/calcite/sql/SqlIdentifier.html" title="org.apache.calcite.sql中的类">SqlIdentifier</a>&nbsp;add(int&nbsp;i,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a>&nbsp;name,
<a href="../../../../org/apache/calcite/sql/parser/SqlParserPos.html" title="org.apache.calcite.sql.parser中的类">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>
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<h4>getComponentParserPosition</h4>
<pre>public&nbsp;<a href="../../../../org/apache/calcite/sql/parser/SqlParserPos.html" title="org.apache.calcite.sql.parser中的类">SqlParserPos</a>&nbsp;getComponentParserPosition(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">参数:</span></dt>
<dd><code>i</code> - Ordinal of component.</dd>
<dt><span class="returnLabel">返回:</span></dt>
<dd>Position of i'th component</dd>
</dl>
</li>
</ul>
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<h4>assignNamesFrom</h4>
<pre>public&nbsp;void&nbsp;assignNamesFrom(<a href="../../../../org/apache/calcite/sql/SqlIdentifier.html" title="org.apache.calcite.sql中的类">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">参数:</span></dt>
<dd><code>other</code> - identifier from which to copy</dd>
</dl>
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<h4>getComponent</h4>
<pre>public&nbsp;<a href="../../../../org/apache/calcite/sql/SqlIdentifier.html" title="org.apache.calcite.sql中的类">SqlIdentifier</a>&nbsp;getComponent(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="../../../../org/apache/calcite/sql/parser/SqlParserPos.html" title="org.apache.calcite.sql.parser中的类"><code>SqlParserPos</code></a>, provided that detailed position information is
available.</div>
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<h4>getComponent</h4>
<pre>public&nbsp;<a href="../../../../org/apache/calcite/sql/SqlIdentifier.html" title="org.apache.calcite.sql中的类">SqlIdentifier</a>&nbsp;getComponent(int&nbsp;from,
int&nbsp;to)</pre>
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<a name="plus-java.lang.String-org.apache.calcite.sql.parser.SqlParserPos-">
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<h4>plus</h4>
<pre>public&nbsp;<a href="../../../../org/apache/calcite/sql/SqlIdentifier.html" title="org.apache.calcite.sql中的类">SqlIdentifier</a>&nbsp;plus(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a>&nbsp;name,
<a href="../../../../org/apache/calcite/sql/parser/SqlParserPos.html" title="org.apache.calcite.sql.parser中的类">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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<h4>plusStar</h4>
<pre>public&nbsp;<a href="../../../../org/apache/calcite/sql/SqlIdentifier.html" title="org.apache.calcite.sql中的类">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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<h4>skipLast</h4>
<pre>public&nbsp;<a href="../../../../org/apache/calcite/sql/SqlIdentifier.html" title="org.apache.calcite.sql中的类">SqlIdentifier</a>&nbsp;skipLast(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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<h4>unparse</h4>
<pre>public&nbsp;void&nbsp;unparse(<a href="../../../../org/apache/calcite/sql/SqlWriter.html" title="org.apache.calcite.sql中的接口">SqlWriter</a>&nbsp;writer,
int&nbsp;leftPrec,
int&nbsp;rightPrec)</pre>
<div class="block"><span class="descfrmTypeLabel">从类复制的说明:&nbsp;<code><a href="../../../../org/apache/calcite/sql/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="../../../../org/apache/calcite/sql/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="../../../../org/apache/calcite/sql/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">指定者:</span></dt>
<dd><code><a href="../../../../org/apache/calcite/sql/SqlNode.html#unparse-org.apache.calcite.sql.SqlWriter-int-int-">unparse</a></code>&nbsp;在类中&nbsp;<code><a href="../../../../org/apache/calcite/sql/SqlNode.html" title="org.apache.calcite.sql中的类">SqlNode</a></code></dd>
<dt><span class="paramLabel">参数:</span></dt>
<dd><code>writer</code> - Target writer</dd>
<dd><code>leftPrec</code> - The precedence of the <a href="../../../../org/apache/calcite/sql/SqlNode.html" title="org.apache.calcite.sql中的类"><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="../../../../org/apache/calcite/sql/SqlNode.html" title="org.apache.calcite.sql中的类"><code>SqlNode</code></a> immediately</dd>
</dl>
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</ul>
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<h4>validate</h4>
<pre>public&nbsp;void&nbsp;validate(<a href="../../../../org/apache/calcite/sql/validate/SqlValidator.html" title="org.apache.calcite.sql.validate中的接口">SqlValidator</a>&nbsp;validator,
<a href="../../../../org/apache/calcite/sql/validate/SqlValidatorScope.html" title="org.apache.calcite.sql.validate中的接口">SqlValidatorScope</a>&nbsp;scope)</pre>
<div class="block"><span class="descfrmTypeLabel">从类复制的说明:&nbsp;<code><a href="../../../../org/apache/calcite/sql/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="../../../../org/apache/calcite/sql/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">指定者:</span></dt>
<dd><code><a href="../../../../org/apache/calcite/sql/SqlNode.html#validate-org.apache.calcite.sql.validate.SqlValidator-org.apache.calcite.sql.validate.SqlValidatorScope-">validate</a></code>&nbsp;在类中&nbsp;<code><a href="../../../../org/apache/calcite/sql/SqlNode.html" title="org.apache.calcite.sql中的类">SqlNode</a></code></dd>
<dd><code>scope</code> - Validator</dd>
</dl>
</li>
</ul>
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<h4>validateExpr</h4>
<pre>public&nbsp;void&nbsp;validateExpr(<a href="../../../../org/apache/calcite/sql/validate/SqlValidator.html" title="org.apache.calcite.sql.validate中的接口">SqlValidator</a>&nbsp;validator,
<a href="../../../../org/apache/calcite/sql/validate/SqlValidatorScope.html" title="org.apache.calcite.sql.validate中的接口">SqlValidatorScope</a>&nbsp;scope)</pre>
<div class="block"><span class="descfrmTypeLabel">从类复制的说明:&nbsp;<code><a href="../../../../org/apache/calcite/sql/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="../../../../org/apache/calcite/sql/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="../../../../org/apache/calcite/sql/SqlIdentifier.html" title="org.apache.calcite.sql中的类"><code>SqlIdentifier</code></a> can occur in expression and non-expression
contexts.</div>
<dl>
<dt><span class="overrideSpecifyLabel">覆盖:</span></dt>
<dd><code><a href="../../../../org/apache/calcite/sql/SqlNode.html#validateExpr-org.apache.calcite.sql.validate.SqlValidator-org.apache.calcite.sql.validate.SqlValidatorScope-">validateExpr</a></code>&nbsp;在类中&nbsp;<code><a href="../../../../org/apache/calcite/sql/SqlNode.html" title="org.apache.calcite.sql中的类">SqlNode</a></code></dd>
</dl>
</li>
</ul>
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<h4>equalsDeep</h4>
<pre>public&nbsp;boolean&nbsp;equalsDeep(<a href="../../../../org/apache/calcite/sql/SqlNode.html" title="org.apache.calcite.sql中的类">SqlNode</a>&nbsp;node,
<a href="../../../../org/apache/calcite/util/Litmus.html" title="org.apache.calcite.util中的接口">Litmus</a>&nbsp;litmus)</pre>
<div class="block"><span class="descfrmTypeLabel">从类复制的说明:&nbsp;<code><a href="../../../../org/apache/calcite/sql/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">指定者:</span></dt>
<dd><code><a href="../../../../org/apache/calcite/sql/SqlNode.html#equalsDeep-org.apache.calcite.sql.SqlNode-org.apache.calcite.util.Litmus-">equalsDeep</a></code>&nbsp;在类中&nbsp;<code><a href="../../../../org/apache/calcite/sql/SqlNode.html" title="org.apache.calcite.sql中的类">SqlNode</a></code></dd>
</dl>
</li>
</ul>
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<h4>accept</h4>
<pre>public&nbsp;&lt;R&gt;&nbsp;R&nbsp;accept(<a href="../../../../org/apache/calcite/sql/util/SqlVisitor.html" title="org.apache.calcite.sql.util中的接口">SqlVisitor</a>&lt;R&gt;&nbsp;visitor)</pre>
<div class="block"><span class="descfrmTypeLabel">从类复制的说明:&nbsp;<code><a href="../../../../org/apache/calcite/sql/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="../../../../org/apache/calcite/sql/util/SqlVisitor.html" title="org.apache.calcite.sql.util中的接口"><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">指定者:</span></dt>
<dd><code><a href="../../../../org/apache/calcite/sql/SqlNode.html#accept-org.apache.calcite.sql.util.SqlVisitor-">accept</a></code>&nbsp;在类中&nbsp;<code><a href="../../../../org/apache/calcite/sql/SqlNode.html" title="org.apache.calcite.sql中的类">SqlNode</a></code></dd>
</dl>
</li>
</ul>
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<h4>getCollation</h4>
<pre>public&nbsp;<a href="../../../../org/apache/calcite/sql/SqlCollation.html" title="org.apache.calcite.sql中的类">SqlCollation</a>&nbsp;getCollation()</pre>
</li>
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<a name="getSimple--">
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<h4>getSimple</h4>
<pre>public&nbsp;<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a>&nbsp;getSimple()</pre>
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<h4>isStar</h4>
<pre>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>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>public&nbsp;boolean&nbsp;isComponentQuoted(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">参数:</span></dt>
<dd><code>i</code> - Ordinal of component</dd>
<dt><span class="returnLabel">返回:</span></dt>
<dd>Whether i'th component is quoted</dd>
</dl>
</li>
</ul>
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<h4>getMonotonicity</h4>
<pre>public&nbsp;<a href="../../../../org/apache/calcite/sql/validate/SqlMonotonicity.html" title="org.apache.calcite.sql.validate中的枚举">SqlMonotonicity</a>&nbsp;getMonotonicity(<a href="../../../../org/apache/calcite/sql/validate/SqlValidatorScope.html" title="org.apache.calcite.sql.validate中的接口">SqlValidatorScope</a>&nbsp;scope)</pre>
<div class="block"><span class="descfrmTypeLabel">从类复制的说明:&nbsp;<code><a href="../../../../org/apache/calcite/sql/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="../../../../org/apache/calcite/sql/validate/SqlMonotonicity.html#NOT_MONOTONIC"><code>SqlMonotonicity.NOT_MONOTONIC</code></a>.</div>
<dl>
<dt><span class="overrideSpecifyLabel">覆盖:</span></dt>
<dd><code><a href="../../../../org/apache/calcite/sql/SqlNode.html#getMonotonicity-org.apache.calcite.sql.validate.SqlValidatorScope-">getMonotonicity</a></code>&nbsp;在类中&nbsp;<code><a href="../../../../org/apache/calcite/sql/SqlNode.html" title="org.apache.calcite.sql中的类">SqlNode</a></code></dd>
<dt><span class="paramLabel">参数:</span></dt>
<dd><code>scope</code> - Scope</dd>
</dl>
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