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| <li>Summary: </li> |
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| <div class="sub-title"><span class="package-label-in-type">Package</span> <a href="package-summary.html">org.apache.calcite.sql.validate</a></div> |
| <h1 title="Class OrderByScope" class="title">Class OrderByScope</h1> |
| </div> |
| <div class="inheritance" title="Inheritance Tree"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html" title="class or interface in java.lang" class="external-link">java.lang.Object</a> |
| <div class="inheritance"><a href="DelegatingScope.html" title="class in org.apache.calcite.sql.validate">org.apache.calcite.sql.validate.DelegatingScope</a> |
| <div class="inheritance">org.apache.calcite.sql.validate.OrderByScope</div> |
| </div> |
| </div> |
| <section class="class-description" id="class-description"> |
| <dl class="notes"> |
| <dt>All Implemented Interfaces:</dt> |
| <dd><code><a href="SqlValidatorScope.html" title="interface in org.apache.calcite.sql.validate">SqlValidatorScope</a></code></dd> |
| </dl> |
| <hr> |
| <div class="type-signature"><span class="modifiers">public class </span><span class="element-name type-name-label">OrderByScope</span> |
| <span class="extends-implements">extends <a href="DelegatingScope.html" title="class in org.apache.calcite.sql.validate">DelegatingScope</a></span></div> |
| <div class="block">Represents the name-resolution context for expressions in an ORDER BY clause. |
| |
| <p>In some dialects of SQL, the ORDER BY clause can reference column aliases |
| in the SELECT clause. For example, the query</p> |
| |
| <blockquote><code>SELECT empno AS x<br> |
| FROM emp<br> |
| ORDER BY x</code></blockquote> |
| |
| <p>is valid.</p></div> |
| </section> |
| <section class="summary"> |
| <ul class="summary-list"> |
| <!-- ======== NESTED CLASS SUMMARY ======== --> |
| <li> |
| <section class="nested-class-summary" id="nested-class-summary"> |
| <h2>Nested Class Summary</h2> |
| <div class="inherited-list"> |
| <h2 id="nested-classes-inherited-from-class-org.apache.calcite.sql.validate.SqlValidatorScope">Nested classes/interfaces inherited from interface org.apache.calcite.sql.validate.<a href="SqlValidatorScope.html" title="interface in org.apache.calcite.sql.validate">SqlValidatorScope</a></h2> |
| <code><a href="SqlValidatorScope.EmptyPath.html" title="class in org.apache.calcite.sql.validate">SqlValidatorScope.EmptyPath</a>, <a href="SqlValidatorScope.Path.html" title="class in org.apache.calcite.sql.validate">SqlValidatorScope.Path</a>, <a href="SqlValidatorScope.Resolve.html" title="class in org.apache.calcite.sql.validate">SqlValidatorScope.Resolve</a>, <a href="SqlValidatorScope.Resolved.html" title="interface in org.apache.calcite.sql.validate">SqlValidatorScope.Resolved</a>, <a href="SqlValidatorScope.ResolvedImpl.html" title="class in org.apache.calcite.sql.validate">SqlValidatorScope.ResolvedImpl</a>, <a href="SqlValidatorScope.Step.html" title="class in org.apache.calcite.sql.validate">SqlValidatorScope.Step</a></code></div> |
| </section> |
| </li> |
| <!-- =========== FIELD SUMMARY =========== --> |
| <li> |
| <section class="field-summary" id="field-summary"> |
| <h2>Field Summary</h2> |
| <div class="inherited-list"> |
| <h3 id="fields-inherited-from-class-org.apache.calcite.sql.validate.DelegatingScope">Fields inherited from class org.apache.calcite.sql.validate.<a href="DelegatingScope.html" title="class in org.apache.calcite.sql.validate">DelegatingScope</a></h3> |
| <code><a href="DelegatingScope.html#parent">parent</a>, <a href="DelegatingScope.html#resolved">resolved</a>, <a href="DelegatingScope.html#validator">validator</a></code></div> |
| </section> |
| </li> |
| <!-- ========== METHOD SUMMARY =========== --> |
| <li> |
| <section class="method-summary" id="method-summary"> |
| <h2>Method Summary</h2> |
| <div id="method-summary-table"> |
| <div class="table-tabs" role="tablist" aria-orientation="horizontal"><button id="method-summary-table-tab0" role="tab" aria-selected="true" aria-controls="method-summary-table.tabpanel" tabindex="0" onkeydown="switchTab(event)" onclick="show('method-summary-table', 'method-summary-table', 3)" class="active-table-tab">All Methods</button><button id="method-summary-table-tab2" role="tab" aria-selected="false" aria-controls="method-summary-table.tabpanel" tabindex="-1" onkeydown="switchTab(event)" onclick="show('method-summary-table', 'method-summary-table-tab2', 3)" class="table-tab">Instance Methods</button><button id="method-summary-table-tab4" role="tab" aria-selected="false" aria-controls="method-summary-table.tabpanel" tabindex="-1" onkeydown="switchTab(event)" onclick="show('method-summary-table', 'method-summary-table-tab4', 3)" class="table-tab">Concrete Methods</button></div> |
| <div id="method-summary-table.tabpanel" role="tabpanel"> |
| <div class="summary-table three-column-summary" aria-labelledby="method-summary-table-tab0"> |
| <div class="table-header col-first">Modifier and Type</div> |
| <div class="table-header col-second">Method</div> |
| <div class="table-header col-last">Description</div> |
| <div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>void</code></div> |
| <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#findAllColumnNames(java.util.List)" class="member-name-link">findAllColumnNames</a><wbr>(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/util/List.html" title="class or interface in java.util" class="external-link">List</a><<a href="SqlMoniker.html" title="interface in org.apache.calcite.sql.validate">SqlMoniker</a>> result)</code></div> |
| <div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"> |
| <div class="block">Collects the <a href="SqlMoniker.html" title="interface in org.apache.calcite.sql.validate"><code>SqlMoniker</code></a>s of all possible columns in this scope.</div> |
| </div> |
| <div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="SqlQualified.html" title="class in org.apache.calcite.sql.validate">SqlQualified</a></code></div> |
| <div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#fullyQualify(org.apache.calcite.sql.SqlIdentifier)" class="member-name-link">fullyQualify</a><wbr>(<a href="../SqlIdentifier.html" title="class in org.apache.calcite.sql">SqlIdentifier</a> identifier)</code></div> |
| <div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"> |
| <div class="block">Converts an identifier into a fully-qualified identifier.</div> |
| </div> |
| <div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="../SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a></code></div> |
| <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#getNode()" class="member-name-link">getNode</a>()</code></div> |
| <div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"> |
| <div class="block">Returns the root node of this scope.</div> |
| </div> |
| <div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>@Nullable <a href="../../rel/type/RelDataType.html" title="interface in org.apache.calcite.rel.type">RelDataType</a></code></div> |
| <div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#resolveColumn(java.lang.String,org.apache.calcite.sql.SqlNode)" class="member-name-link">resolveColumn</a><wbr>(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a> name, |
| <a href="../SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a> ctx)</code></div> |
| <div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"> |
| <div class="block">Resolves a single identifier to a column, and returns the datatype of |
| that column.</div> |
| </div> |
| <div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>void</code></div> |
| <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#validateExpr(org.apache.calcite.sql.SqlNode)" class="member-name-link">validateExpr</a><wbr>(<a href="../SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a> expr)</code></div> |
| <div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"> |
| <div class="block">Performs any scope-specific validation of an expression.</div> |
| </div> |
| </div> |
| </div> |
| </div> |
| <div class="inherited-list"> |
| <h3 id="methods-inherited-from-class-org.apache.calcite.sql.validate.DelegatingScope">Methods inherited from class org.apache.calcite.sql.validate.<a href="DelegatingScope.html" title="class in org.apache.calcite.sql.validate">DelegatingScope</a></h3> |
| <code><a href="DelegatingScope.html#addChild(org.apache.calcite.sql.validate.SqlValidatorNamespace,java.lang.String,boolean)">addChild</a>, <a href="DelegatingScope.html#addColumnNames(org.apache.calcite.sql.validate.SqlValidatorNamespace,java.util.List)">addColumnNames</a>, <a href="DelegatingScope.html#analyze(org.apache.calcite.sql.validate.SqlValidatorUtil.GroupAnalyzer)">analyze</a>, <a href="DelegatingScope.html#findAliases(java.util.Collection)">findAliases</a>, <a href="DelegatingScope.html#findQualifyingTableName(java.lang.String,org.apache.calcite.sql.SqlNode)">findQualifyingTableName</a>, <a href="DelegatingScope.html#findQualifyingTableNames(java.lang.String,org.apache.calcite.sql.SqlNode,org.apache.calcite.sql.validate.SqlNameMatcher)">findQualifyingTableNames</a>, <a href="DelegatingScope.html#getMonotonicity(org.apache.calcite.sql.SqlNode)">getMonotonicity</a>, <a href="DelegatingScope.html#getOperandScope(org.apache.calcite.sql.SqlCall)">getOperandScope</a>, <a href="DelegatingScope.html#getOrderList()">getOrderList</a>, <a href="DelegatingScope.html#getParent()">getParent</a>, <a href="DelegatingScope.html#getTableNamespace(java.util.List)">getTableNamespace</a>, <a href="DelegatingScope.html#getValidator()">getValidator</a>, <a href="DelegatingScope.html#lookupWindow(java.lang.String)">lookupWindow</a>, <a href="DelegatingScope.html#nullifyType(org.apache.calcite.sql.SqlNode,org.apache.calcite.rel.type.RelDataType)">nullifyType</a>, <a href="DelegatingScope.html#resolve(java.util.List,org.apache.calcite.sql.validate.SqlNameMatcher,boolean,org.apache.calcite.sql.validate.SqlValidatorScope.Resolved)">resolve</a>, <a href="DelegatingScope.html#resolveTable(java.util.List,org.apache.calcite.sql.validate.SqlNameMatcher,org.apache.calcite.sql.validate.SqlValidatorScope.Path,org.apache.calcite.sql.validate.SqlValidatorScope.Resolved)">resolveTable</a></code></div> |
| <div class="inherited-list"> |
| <h3 id="methods-inherited-from-class-java.lang.Object">Methods inherited from class java.lang.<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html" title="class or interface in java.lang" class="external-link">Object</a></h3> |
| <code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#clone()" title="class or interface in java.lang" class="external-link">clone</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#equals(java.lang.Object)" title="class or interface in java.lang" class="external-link">equals</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#finalize()" title="class or interface in java.lang" class="external-link">finalize</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#getClass()" title="class or interface in java.lang" class="external-link">getClass</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#hashCode()" title="class or interface in java.lang" class="external-link">hashCode</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#notify()" title="class or interface in java.lang" class="external-link">notify</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#notifyAll()" title="class or interface in java.lang" class="external-link">notifyAll</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#toString()" title="class or interface in java.lang" class="external-link">toString</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#wait()" title="class or interface in java.lang" class="external-link">wait</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#wait(long)" title="class or interface in java.lang" class="external-link">wait</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#wait(long,int)" title="class or interface in java.lang" class="external-link">wait</a></code></div> |
| <div class="inherited-list"> |
| <h3 id="methods-inherited-from-class-org.apache.calcite.sql.validate.SqlValidatorScope">Methods inherited from interface org.apache.calcite.sql.validate.<a href="SqlValidatorScope.html" title="interface in org.apache.calcite.sql.validate">SqlValidatorScope</a></h3> |
| <code><a href="SqlValidatorScope.html#isMeasureRef(org.apache.calcite.sql.SqlNode)">isMeasureRef</a>, <a href="SqlValidatorScope.html#isWithin(org.apache.calcite.sql.validate.SqlValidatorScope)">isWithin</a></code></div> |
| </section> |
| </li> |
| </ul> |
| </section> |
| <section class="details"> |
| <ul class="details-list"> |
| <!-- ============ METHOD DETAIL ========== --> |
| <li> |
| <section class="method-details" id="method-detail"> |
| <h2>Method Details</h2> |
| <ul class="member-list"> |
| <li> |
| <section class="detail" id="getNode()"> |
| <h3>getNode</h3> |
| <div class="member-signature"><span class="modifiers">public</span> <span class="return-type"><a href="../SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a></span> <span class="element-name">getNode</span>()</div> |
| <div class="block"><span class="descfrm-type-label">Description copied from interface: <code><a href="SqlValidatorScope.html#getNode()">SqlValidatorScope</a></code></span></div> |
| <div class="block">Returns the root node of this scope. Never null.</div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="findAllColumnNames(java.util.List)"> |
| <h3>findAllColumnNames</h3> |
| <div class="member-signature"><span class="modifiers">public</span> <span class="return-type">void</span> <span class="element-name">findAllColumnNames</span><wbr><span class="parameters">(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/util/List.html" title="class or interface in java.util" class="external-link">List</a><<a href="SqlMoniker.html" title="interface in org.apache.calcite.sql.validate">SqlMoniker</a>> result)</span></div> |
| <div class="block"><span class="descfrm-type-label">Description copied from interface: <code><a href="SqlValidatorScope.html#findAllColumnNames(java.util.List)">SqlValidatorScope</a></code></span></div> |
| <div class="block">Collects the <a href="SqlMoniker.html" title="interface in org.apache.calcite.sql.validate"><code>SqlMoniker</code></a>s of all possible columns in this scope.</div> |
| <dl class="notes"> |
| <dt>Specified by:</dt> |
| <dd><code><a href="SqlValidatorScope.html#findAllColumnNames(java.util.List)">findAllColumnNames</a></code> in interface <code><a href="SqlValidatorScope.html" title="interface in org.apache.calcite.sql.validate">SqlValidatorScope</a></code></dd> |
| <dt>Overrides:</dt> |
| <dd><code><a href="DelegatingScope.html#findAllColumnNames(java.util.List)">findAllColumnNames</a></code> in class <code><a href="DelegatingScope.html" title="class in org.apache.calcite.sql.validate">DelegatingScope</a></code></dd> |
| <dt>Parameters:</dt> |
| <dd><code>result</code> - an array list of strings to add the result to</dd> |
| </dl> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="fullyQualify(org.apache.calcite.sql.SqlIdentifier)"> |
| <h3>fullyQualify</h3> |
| <div class="member-signature"><span class="modifiers">public</span> <span class="return-type"><a href="SqlQualified.html" title="class in org.apache.calcite.sql.validate">SqlQualified</a></span> <span class="element-name">fullyQualify</span><wbr><span class="parameters">(<a href="../SqlIdentifier.html" title="class in org.apache.calcite.sql">SqlIdentifier</a> identifier)</span></div> |
| <div class="block"><span class="descfrm-type-label">Description copied from class: <code><a href="DelegatingScope.html#fullyQualify(org.apache.calcite.sql.SqlIdentifier)">DelegatingScope</a></code></span></div> |
| <div class="block">Converts an identifier into a fully-qualified identifier. For example, |
| the "empno" in "select empno from emp natural join dept" becomes |
| "emp.empno". |
| |
| <p>If the identifier cannot be resolved, throws. Never returns null.</div> |
| <dl class="notes"> |
| <dt>Specified by:</dt> |
| <dd><code><a href="SqlValidatorScope.html#fullyQualify(org.apache.calcite.sql.SqlIdentifier)">fullyQualify</a></code> in interface <code><a href="SqlValidatorScope.html" title="interface in org.apache.calcite.sql.validate">SqlValidatorScope</a></code></dd> |
| <dt>Overrides:</dt> |
| <dd><code><a href="DelegatingScope.html#fullyQualify(org.apache.calcite.sql.SqlIdentifier)">fullyQualify</a></code> in class <code><a href="DelegatingScope.html" title="class in org.apache.calcite.sql.validate">DelegatingScope</a></code></dd> |
| <dt>Returns:</dt> |
| <dd>A qualified identifier, never null</dd> |
| </dl> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="resolveColumn(java.lang.String,org.apache.calcite.sql.SqlNode)"> |
| <h3>resolveColumn</h3> |
| <div class="member-signature"><span class="modifiers">public</span> <span class="return-type">@Nullable <a href="../../rel/type/RelDataType.html" title="interface in org.apache.calcite.rel.type">RelDataType</a></span> <span class="element-name">resolveColumn</span><wbr><span class="parameters">(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a> name, |
| <a href="../SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a> ctx)</span></div> |
| <div class="block"><span class="descfrm-type-label">Description copied from interface: <code><a href="SqlValidatorScope.html#resolveColumn(java.lang.String,org.apache.calcite.sql.SqlNode)">SqlValidatorScope</a></code></span></div> |
| <div class="block">Resolves a single identifier to a column, and returns the datatype of |
| that column. |
| |
| <p>If it cannot find the column, returns null. If the column is |
| ambiguous, throws an error with context <code>ctx</code>.</div> |
| <dl class="notes"> |
| <dt>Specified by:</dt> |
| <dd><code><a href="SqlValidatorScope.html#resolveColumn(java.lang.String,org.apache.calcite.sql.SqlNode)">resolveColumn</a></code> in interface <code><a href="SqlValidatorScope.html" title="interface in org.apache.calcite.sql.validate">SqlValidatorScope</a></code></dd> |
| <dt>Overrides:</dt> |
| <dd><code><a href="DelegatingScope.html#resolveColumn(java.lang.String,org.apache.calcite.sql.SqlNode)">resolveColumn</a></code> in class <code><a href="DelegatingScope.html" title="class in org.apache.calcite.sql.validate">DelegatingScope</a></code></dd> |
| <dt>Parameters:</dt> |
| <dd><code>name</code> - Name of column</dd> |
| <dd><code>ctx</code> - Context for exception</dd> |
| <dt>Returns:</dt> |
| <dd>Type of column, if found and unambiguous; null if not found</dd> |
| </dl> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="validateExpr(org.apache.calcite.sql.SqlNode)"> |
| <h3>validateExpr</h3> |
| <div class="member-signature"><span class="modifiers">public</span> <span class="return-type">void</span> <span class="element-name">validateExpr</span><wbr><span class="parameters">(<a href="../SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a> expr)</span></div> |
| <div class="block"><span class="descfrm-type-label">Description copied from interface: <code><a href="SqlValidatorScope.html#validateExpr(org.apache.calcite.sql.SqlNode)">SqlValidatorScope</a></code></span></div> |
| <div class="block">Performs any scope-specific validation of an expression. For example, an |
| aggregating scope requires that expressions are valid aggregations. The |
| expression has already been validated.</div> |
| <dl class="notes"> |
| <dt>Specified by:</dt> |
| <dd><code><a href="SqlValidatorScope.html#validateExpr(org.apache.calcite.sql.SqlNode)">validateExpr</a></code> in interface <code><a href="SqlValidatorScope.html" title="interface in org.apache.calcite.sql.validate">SqlValidatorScope</a></code></dd> |
| <dt>Overrides:</dt> |
| <dd><code><a href="DelegatingScope.html#validateExpr(org.apache.calcite.sql.SqlNode)">validateExpr</a></code> in class <code><a href="DelegatingScope.html" title="class in org.apache.calcite.sql.validate">DelegatingScope</a></code></dd> |
| </dl> |
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