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| <div class="subTitle">org.apache.calcite.sql.validate</div> |
| <h2 title="类 AggregatingSelectScope" class="title">类 AggregatingSelectScope</h2> |
| </div> |
| <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/validate/DelegatingScope.html" title="org.apache.calcite.sql.validate中的类">org.apache.calcite.sql.validate.DelegatingScope</a></li> |
| <li> |
| <ul class="inheritance"> |
| <li>org.apache.calcite.sql.validate.AggregatingSelectScope</li> |
| </ul> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| <div class="description"> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <dl> |
| <dt>所有已实现的接口:</dt> |
| <dd><a href="../../../../../org/apache/calcite/sql/validate/AggregatingScope.html" title="org.apache.calcite.sql.validate中的接口">AggregatingScope</a>, <a href="../../../../../org/apache/calcite/sql/validate/SqlValidatorScope.html" title="org.apache.calcite.sql.validate中的接口">SqlValidatorScope</a></dd> |
| </dl> |
| <hr> |
| <br> |
| <pre>public class <span class="typeNameLabel">AggregatingSelectScope</span> |
| extends <a href="../../../../../org/apache/calcite/sql/validate/DelegatingScope.html" title="org.apache.calcite.sql.validate中的类">DelegatingScope</a> |
| implements <a href="../../../../../org/apache/calcite/sql/validate/AggregatingScope.html" title="org.apache.calcite.sql.validate中的接口">AggregatingScope</a></pre> |
| <div class="block">Scope for resolving identifiers within a SELECT statement that has a |
| GROUP BY clause. |
| |
| <p>The same set of identifiers are in scope, but it won't allow access to |
| identifiers or expressions which are not group-expressions.</div> |
| </li> |
| </ul> |
| </div> |
| <div class="summary"> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <!-- ======== NESTED CLASS SUMMARY ======== --> |
| <ul class="blockList"> |
| <li class="blockList"><a name="nested.class.summary"> |
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| </a> |
| <h3>嵌套类概要</h3> |
| <table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="嵌套类概要表, 列表嵌套类和解释"> |
| <caption><span>嵌套类</span><span class="tabEnd"> </span></caption> |
| <tr> |
| <th class="colFirst" scope="col">限定符和类型</th> |
| <th class="colLast" scope="col">类和说明</th> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>class </code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/sql/validate/AggregatingSelectScope.Resolved.html" title="org.apache.calcite.sql.validate中的类">AggregatingSelectScope.Resolved</a></span></code> |
| <div class="block">Information about an aggregating scope that can only be determined |
| after validation has occurred.</div> |
| </td> |
| </tr> |
| </table> |
| <ul class="blockList"> |
| <li class="blockList"><a name="nested.classes.inherited.from.class.org.apache.calcite.sql.validate.SqlValidatorScope"> |
| <!-- --> |
| </a> |
| <h3>从接口继承的嵌套类/接口 org.apache.calcite.sql.validate.<a href="../../../../../org/apache/calcite/sql/validate/SqlValidatorScope.html" title="org.apache.calcite.sql.validate中的接口">SqlValidatorScope</a></h3> |
| <code><a href="../../../../../org/apache/calcite/sql/validate/SqlValidatorScope.EmptyPath.html" title="org.apache.calcite.sql.validate中的类">SqlValidatorScope.EmptyPath</a>, <a href="../../../../../org/apache/calcite/sql/validate/SqlValidatorScope.Path.html" title="org.apache.calcite.sql.validate中的类">SqlValidatorScope.Path</a>, <a href="../../../../../org/apache/calcite/sql/validate/SqlValidatorScope.Resolve.html" title="org.apache.calcite.sql.validate中的类">SqlValidatorScope.Resolve</a>, <a href="../../../../../org/apache/calcite/sql/validate/SqlValidatorScope.ResolvedImpl.html" title="org.apache.calcite.sql.validate中的类">SqlValidatorScope.ResolvedImpl</a>, <a href="../../../../../org/apache/calcite/sql/validate/SqlValidatorScope.Step.html" title="org.apache.calcite.sql.validate中的类">SqlValidatorScope.Step</a></code></li> |
| </ul> |
| </li> |
| </ul> |
| <!-- =========== FIELD SUMMARY =========== --> |
| <ul class="blockList"> |
| <li class="blockList"><a name="field.summary"> |
| <!-- --> |
| </a> |
| <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"> </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><a href="https://docs.oracle.com/javase/8/docs/api/java/util/function/Supplier.html?is-external=true" title="java.util.function中的类或接口">Supplier</a><<a href="../../../../../org/apache/calcite/sql/validate/AggregatingSelectScope.Resolved.html" title="org.apache.calcite.sql.validate中的类">AggregatingSelectScope.Resolved</a>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/sql/validate/AggregatingSelectScope.html#resolved">resolved</a></span></code> </td> |
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| </a> |
| <h3>从类继承的字段 org.apache.calcite.sql.validate.<a href="../../../../../org/apache/calcite/sql/validate/DelegatingScope.html" title="org.apache.calcite.sql.validate中的类">DelegatingScope</a></h3> |
| <code><a href="../../../../../org/apache/calcite/sql/validate/DelegatingScope.html#parent">parent</a>, <a href="../../../../../org/apache/calcite/sql/validate/DelegatingScope.html#validator">validator</a></code></li> |
| </ul> |
| </li> |
| </ul> |
| <!-- ========== METHOD SUMMARY =========== --> |
| <ul class="blockList"> |
| <li class="blockList"><a name="method.summary"> |
| <!-- --> |
| </a> |
| <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"> </span></span><span id="t2" class="tableTab"><span><a href="javascript:show(2);">实例方法</a></span><span class="tabEnd"> </span></span><span id="t4" class="tableTab"><span><a href="javascript:show(8);">具体方法</a></span><span class="tabEnd"> </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>boolean</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/sql/validate/AggregatingSelectScope.html#checkAggregateExpr-org.apache.calcite.sql.SqlNode-boolean-">checkAggregateExpr</a></span>(<a href="../../../../../org/apache/calcite/sql/SqlNode.html" title="org.apache.calcite.sql中的类">SqlNode</a> expr, |
| boolean deep)</code> |
| <div class="block">Checks whether an expression is constant within the GROUP BY clause.</div> |
| </td> |
| </tr> |
| <tr id="i1" 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/validate/AggregatingSelectScope.html#getNode--">getNode</a></span>()</code> |
| <div class="block">Returns the root node of this scope.</div> |
| </td> |
| </tr> |
| <tr id="i2" class="altColor"> |
| <td class="colFirst"><code><a href="../../../../../org/apache/calcite/sql/validate/SqlValidatorScope.html" title="org.apache.calcite.sql.validate中的接口">SqlValidatorScope</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/sql/validate/AggregatingSelectScope.html#getOperandScope-org.apache.calcite.sql.SqlCall-">getOperandScope</a></span>(<a href="../../../../../org/apache/calcite/sql/SqlCall.html" title="org.apache.calcite.sql中的类">SqlCall</a> call)</code> |
| <div class="block">Returns the scope within which operands to a call are to be validated.</div> |
| </td> |
| </tr> |
| <tr id="i3" class="rowColor"> |
| <td class="colFirst"><code><a href="../../../../../org/apache/calcite/rel/type/RelDataType.html" title="org.apache.calcite.rel.type中的接口">RelDataType</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/sql/validate/AggregatingSelectScope.html#nullifyType-org.apache.calcite.sql.SqlNode-org.apache.calcite.rel.type.RelDataType-">nullifyType</a></span>(<a href="../../../../../org/apache/calcite/sql/SqlNode.html" title="org.apache.calcite.sql中的类">SqlNode</a> node, |
| <a href="../../../../../org/apache/calcite/rel/type/RelDataType.html" title="org.apache.calcite.rel.type中的接口">RelDataType</a> type)</code> |
| <div class="block">Converts the type of an expression to nullable, if the context |
| warrants it.</div> |
| </td> |
| </tr> |
| <tr id="i4" class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/sql/validate/AggregatingSelectScope.html#validateExpr-org.apache.calcite.sql.SqlNode-">validateExpr</a></span>(<a href="../../../../../org/apache/calcite/sql/SqlNode.html" title="org.apache.calcite.sql中的类">SqlNode</a> expr)</code> |
| <div class="block">Performs any scope-specific validation of an expression.</div> |
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| </a> |
| <h3>从类继承的方法 org.apache.calcite.sql.validate.<a href="../../../../../org/apache/calcite/sql/validate/DelegatingScope.html" title="org.apache.calcite.sql.validate中的类">DelegatingScope</a></h3> |
| <code><a href="../../../../../org/apache/calcite/sql/validate/DelegatingScope.html#addChild-org.apache.calcite.sql.validate.SqlValidatorNamespace-java.lang.String-boolean-">addChild</a>, <a href="../../../../../org/apache/calcite/sql/validate/DelegatingScope.html#addColumnNames-org.apache.calcite.sql.validate.SqlValidatorNamespace-java.util.List-">addColumnNames</a>, <a href="../../../../../org/apache/calcite/sql/validate/DelegatingScope.html#findAliases-java.util.Collection-">findAliases</a>, <a href="../../../../../org/apache/calcite/sql/validate/DelegatingScope.html#findAllColumnNames-java.util.List-">findAllColumnNames</a>, <a href="../../../../../org/apache/calcite/sql/validate/DelegatingScope.html#findQualifyingTableName-java.lang.String-org.apache.calcite.sql.SqlNode-">findQualifyingTableName</a>, <a href="../../../../../org/apache/calcite/sql/validate/DelegatingScope.html#findQualifyingTableNames-java.lang.String-org.apache.calcite.sql.SqlNode-org.apache.calcite.sql.validate.SqlNameMatcher-">findQualifyingTableNames</a>, <a href="../../../../../org/apache/calcite/sql/validate/DelegatingScope.html#fullyQualify-org.apache.calcite.sql.SqlIdentifier-">fullyQualify</a>, <a href="../../../../../org/apache/calcite/sql/validate/DelegatingScope.html#getMonotonicity-org.apache.calcite.sql.SqlNode-">getMonotonicity</a>, <a href="../../../../../org/apache/calcite/sql/validate/DelegatingScope.html#getOrderList--">getOrderList</a>, <a href="../../../../../org/apache/calcite/sql/validate/DelegatingScope.html#getParent--">getParent</a>, <a href="../../../../../org/apache/calcite/sql/validate/DelegatingScope.html#getTableNamespace-java.util.List-">getTableNamespace</a>, <a href="../../../../../org/apache/calcite/sql/validate/DelegatingScope.html#getValidator--">getValidator</a>, <a href="../../../../../org/apache/calcite/sql/validate/DelegatingScope.html#lookupWindow-java.lang.String-">lookupWindow</a>, <a href="../../../../../org/apache/calcite/sql/validate/DelegatingScope.html#resolve-java.util.List-org.apache.calcite.sql.validate.SqlNameMatcher-boolean-org.apache.calcite.sql.validate.SqlValidatorScope.Resolved-">resolve</a>, <a href="../../../../../org/apache/calcite/sql/validate/DelegatingScope.html#resolveColumn-java.lang.String-org.apache.calcite.sql.SqlNode-">resolveColumn</a>, <a href="../../../../../org/apache/calcite/sql/validate/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></li> |
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| <h3>从类继承的方法 java.lang.<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">Object</a></h3> |
| <code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#clone--" title="java.lang中的类或接口">clone</a>, <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#toString--" title="java.lang中的类或接口">toString</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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| <h3>从接口继承的方法 org.apache.calcite.sql.validate.<a href="../../../../../org/apache/calcite/sql/validate/SqlValidatorScope.html" title="org.apache.calcite.sql.validate中的接口">SqlValidatorScope</a></h3> |
| <code><a href="../../../../../org/apache/calcite/sql/validate/SqlValidatorScope.html#addChild-org.apache.calcite.sql.validate.SqlValidatorNamespace-java.lang.String-boolean-">addChild</a>, <a href="../../../../../org/apache/calcite/sql/validate/SqlValidatorScope.html#findAliases-java.util.Collection-">findAliases</a>, <a href="../../../../../org/apache/calcite/sql/validate/SqlValidatorScope.html#findAllColumnNames-java.util.List-">findAllColumnNames</a>, <a href="../../../../../org/apache/calcite/sql/validate/SqlValidatorScope.html#findQualifyingTableName-java.lang.String-org.apache.calcite.sql.SqlNode-">findQualifyingTableName</a>, <a href="../../../../../org/apache/calcite/sql/validate/SqlValidatorScope.html#findQualifyingTableNames-java.lang.String-org.apache.calcite.sql.SqlNode-org.apache.calcite.sql.validate.SqlNameMatcher-">findQualifyingTableNames</a>, <a href="../../../../../org/apache/calcite/sql/validate/SqlValidatorScope.html#fullyQualify-org.apache.calcite.sql.SqlIdentifier-">fullyQualify</a>, <a href="../../../../../org/apache/calcite/sql/validate/SqlValidatorScope.html#getMonotonicity-org.apache.calcite.sql.SqlNode-">getMonotonicity</a>, <a href="../../../../../org/apache/calcite/sql/validate/SqlValidatorScope.html#getOrderList--">getOrderList</a>, <a href="../../../../../org/apache/calcite/sql/validate/SqlValidatorScope.html#getTableNamespace-java.util.List-">getTableNamespace</a>, <a href="../../../../../org/apache/calcite/sql/validate/SqlValidatorScope.html#getValidator--">getValidator</a>, <a href="../../../../../org/apache/calcite/sql/validate/SqlValidatorScope.html#isWithin-org.apache.calcite.sql.validate.SqlValidatorScope-">isWithin</a>, <a href="../../../../../org/apache/calcite/sql/validate/SqlValidatorScope.html#lookupWindow-java.lang.String-">lookupWindow</a>, <a href="../../../../../org/apache/calcite/sql/validate/SqlValidatorScope.html#resolve-java.util.List-org.apache.calcite.sql.validate.SqlNameMatcher-boolean-org.apache.calcite.sql.validate.SqlValidatorScope.Resolved-">resolve</a>, <a href="../../../../../org/apache/calcite/sql/validate/SqlValidatorScope.html#resolveColumn-java.lang.String-org.apache.calcite.sql.SqlNode-">resolveColumn</a>, <a href="../../../../../org/apache/calcite/sql/validate/SqlValidatorScope.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></li> |
| </ul> |
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| </li> |
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| <h3>字段详细资料</h3> |
| <a name="resolved"> |
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| <h4>resolved</h4> |
| <pre>public final <a href="https://docs.oracle.com/javase/8/docs/api/java/util/function/Supplier.html?is-external=true" title="java.util.function中的类或接口">Supplier</a><<a href="../../../../../org/apache/calcite/sql/validate/AggregatingSelectScope.Resolved.html" title="org.apache.calcite.sql.validate中的类">AggregatingSelectScope.Resolved</a>> resolved</pre> |
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| <h3>方法详细资料</h3> |
| <a name="getNode--"> |
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| <h4>getNode</h4> |
| <pre>public <a href="../../../../../org/apache/calcite/sql/SqlNode.html" title="org.apache.calcite.sql中的类">SqlNode</a> getNode()</pre> |
| <div class="block"><span class="descfrmTypeLabel">从接口复制的说明: <code><a href="../../../../../org/apache/calcite/sql/validate/SqlValidatorScope.html#getNode--">SqlValidatorScope</a></code></span></div> |
| <div class="block">Returns the root node of this scope. Never null.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">指定者:</span></dt> |
| <dd><code><a href="../../../../../org/apache/calcite/sql/validate/SqlValidatorScope.html#getNode--">getNode</a></code> 在接口中 <code><a href="../../../../../org/apache/calcite/sql/validate/SqlValidatorScope.html" title="org.apache.calcite.sql.validate中的接口">SqlValidatorScope</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="nullifyType-org.apache.calcite.sql.SqlNode-org.apache.calcite.rel.type.RelDataType-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
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| <h4>nullifyType</h4> |
| <pre>public <a href="../../../../../org/apache/calcite/rel/type/RelDataType.html" title="org.apache.calcite.rel.type中的接口">RelDataType</a> nullifyType(<a href="../../../../../org/apache/calcite/sql/SqlNode.html" title="org.apache.calcite.sql中的类">SqlNode</a> node, |
| <a href="../../../../../org/apache/calcite/rel/type/RelDataType.html" title="org.apache.calcite.rel.type中的接口">RelDataType</a> type)</pre> |
| <div class="block"><span class="descfrmTypeLabel">从接口复制的说明: <code><a href="../../../../../org/apache/calcite/sql/validate/SqlValidatorScope.html#nullifyType-org.apache.calcite.sql.SqlNode-org.apache.calcite.rel.type.RelDataType-">SqlValidatorScope</a></code></span></div> |
| <div class="block">Converts the type of an expression to nullable, if the context |
| warrants it.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">指定者:</span></dt> |
| <dd><code><a href="../../../../../org/apache/calcite/sql/validate/SqlValidatorScope.html#nullifyType-org.apache.calcite.sql.SqlNode-org.apache.calcite.rel.type.RelDataType-">nullifyType</a></code> 在接口中 <code><a href="../../../../../org/apache/calcite/sql/validate/SqlValidatorScope.html" title="org.apache.calcite.sql.validate中的接口">SqlValidatorScope</a></code></dd> |
| <dt><span class="overrideSpecifyLabel">覆盖:</span></dt> |
| <dd><code><a href="../../../../../org/apache/calcite/sql/validate/DelegatingScope.html#nullifyType-org.apache.calcite.sql.SqlNode-org.apache.calcite.rel.type.RelDataType-">nullifyType</a></code> 在类中 <code><a href="../../../../../org/apache/calcite/sql/validate/DelegatingScope.html" title="org.apache.calcite.sql.validate中的类">DelegatingScope</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getOperandScope-org.apache.calcite.sql.SqlCall-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getOperandScope</h4> |
| <pre>public <a href="../../../../../org/apache/calcite/sql/validate/SqlValidatorScope.html" title="org.apache.calcite.sql.validate中的接口">SqlValidatorScope</a> getOperandScope(<a href="../../../../../org/apache/calcite/sql/SqlCall.html" title="org.apache.calcite.sql中的类">SqlCall</a> call)</pre> |
| <div class="block"><span class="descfrmTypeLabel">从接口复制的说明: <code><a href="../../../../../org/apache/calcite/sql/validate/SqlValidatorScope.html#getOperandScope-org.apache.calcite.sql.SqlCall-">SqlValidatorScope</a></code></span></div> |
| <div class="block">Returns the scope within which operands to a call are to be validated. |
| Usually it is this scope, but when the call is to an aggregate function |
| and this is an aggregating scope, it will be a a different scope.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">指定者:</span></dt> |
| <dd><code><a href="../../../../../org/apache/calcite/sql/validate/SqlValidatorScope.html#getOperandScope-org.apache.calcite.sql.SqlCall-">getOperandScope</a></code> 在接口中 <code><a href="../../../../../org/apache/calcite/sql/validate/SqlValidatorScope.html" title="org.apache.calcite.sql.validate中的接口">SqlValidatorScope</a></code></dd> |
| <dt><span class="overrideSpecifyLabel">覆盖:</span></dt> |
| <dd><code><a href="../../../../../org/apache/calcite/sql/validate/DelegatingScope.html#getOperandScope-org.apache.calcite.sql.SqlCall-">getOperandScope</a></code> 在类中 <code><a href="../../../../../org/apache/calcite/sql/validate/DelegatingScope.html" title="org.apache.calcite.sql.validate中的类">DelegatingScope</a></code></dd> |
| <dt><span class="paramLabel">参数:</span></dt> |
| <dd><code>call</code> - Call</dd> |
| <dt><span class="returnLabel">返回:</span></dt> |
| <dd>Scope within which to validate arguments to call.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="checkAggregateExpr-org.apache.calcite.sql.SqlNode-boolean-"> |
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| </a> |
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| <h4>checkAggregateExpr</h4> |
| <pre>public boolean checkAggregateExpr(<a href="../../../../../org/apache/calcite/sql/SqlNode.html" title="org.apache.calcite.sql中的类">SqlNode</a> expr, |
| boolean deep)</pre> |
| <div class="block"><span class="descfrmTypeLabel">从接口复制的说明: <code><a href="../../../../../org/apache/calcite/sql/validate/AggregatingScope.html#checkAggregateExpr-org.apache.calcite.sql.SqlNode-boolean-">AggregatingScope</a></code></span></div> |
| <div class="block">Checks whether an expression is constant within the GROUP BY clause. If |
| the expression completely matches an expression in the GROUP BY clause, |
| returns true. If the expression is constant within the group, but does |
| not exactly match, returns false. If the expression is not constant, |
| throws an exception. Examples: |
| |
| <ul> |
| <li>If we are 'f(b, c)' in 'SELECT a + f(b, c) FROM t GROUP BY a', then |
| the whole expression matches a group column. Return true. |
| <li>Just an ordinary expression in a GROUP BY query, such as 'f(SUM(a), |
| 1, b)' in 'SELECT f(SUM(a), 1, b) FROM t GROUP BY b'. Returns false. |
| <li>Illegal expression, such as 'f(5, a, b)' in 'SELECT f(a, b) FROM t |
| GROUP BY a'. Throws when it enounters the 'b' operand, because it is not |
| in the group clause. |
| </ul></div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">指定者:</span></dt> |
| <dd><code><a href="../../../../../org/apache/calcite/sql/validate/AggregatingScope.html#checkAggregateExpr-org.apache.calcite.sql.SqlNode-boolean-">checkAggregateExpr</a></code> 在接口中 <code><a href="../../../../../org/apache/calcite/sql/validate/AggregatingScope.html" title="org.apache.calcite.sql.validate中的接口">AggregatingScope</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="validateExpr-org.apache.calcite.sql.SqlNode-"> |
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| </a> |
| <ul class="blockListLast"> |
| <li class="blockList"> |
| <h4>validateExpr</h4> |
| <pre>public void validateExpr(<a href="../../../../../org/apache/calcite/sql/SqlNode.html" title="org.apache.calcite.sql中的类">SqlNode</a> expr)</pre> |
| <div class="block"><span class="descfrmTypeLabel">从接口复制的说明: <code><a href="../../../../../org/apache/calcite/sql/validate/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> |
| <dt><span class="overrideSpecifyLabel">指定者:</span></dt> |
| <dd><code><a href="../../../../../org/apache/calcite/sql/validate/SqlValidatorScope.html#validateExpr-org.apache.calcite.sql.SqlNode-">validateExpr</a></code> 在接口中 <code><a href="../../../../../org/apache/calcite/sql/validate/SqlValidatorScope.html" title="org.apache.calcite.sql.validate中的接口">SqlValidatorScope</a></code></dd> |
| <dt><span class="overrideSpecifyLabel">覆盖:</span></dt> |
| <dd><code><a href="../../../../../org/apache/calcite/sql/validate/DelegatingScope.html#validateExpr-org.apache.calcite.sql.SqlNode-">validateExpr</a></code> 在类中 <code><a href="../../../../../org/apache/calcite/sql/validate/DelegatingScope.html" title="org.apache.calcite.sql.validate中的类">DelegatingScope</a></code></dd> |
| </dl> |
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