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<h1 title="程序包" class="title">程序包&nbsp;org.apache.calcite.sql.validate</h1>
<div class="docSummary">
<div class="block">SQL validation.</div>
</div>
<p>请参阅:&nbsp;<a href="#package.description">说明</a></p>
</div>
<div class="contentContainer">
<ul class="blockList">
<li class="blockList">
<table class="typeSummary" border="0" cellpadding="3" cellspacing="0" summary="接口概要表, 列表接口和解释">
<caption><span>接口概要</span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colFirst" scope="col">接口</th>
<th class="colLast" scope="col">说明</th>
</tr>
<tbody>
<tr class="altColor">
<td class="colFirst"><a href="../../../../../org/apache/calcite/sql/validate/AggregatingScope.html" title="org.apache.calcite.sql.validate中的接口">AggregatingScope</a></td>
<td class="colLast">
<div class="block">An extension to the <a href="../../../../../org/apache/calcite/sql/validate/SqlValidatorScope.html" title="org.apache.calcite.sql.validate中的接口"><code>SqlValidatorScope</code></a> interface which indicates that
the scope is aggregating.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><a href="../../../../../org/apache/calcite/sql/validate/SqlConformance.html" title="org.apache.calcite.sql.validate中的接口">SqlConformance</a></td>
<td class="colLast">
<div class="block">Enumeration of valid SQL compatibility modes.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><a href="../../../../../org/apache/calcite/sql/validate/SqlMoniker.html" title="org.apache.calcite.sql.validate中的接口">SqlMoniker</a></td>
<td class="colLast">
<div class="block">An interface of an object identifier that represents a SqlIdentifier</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><a href="../../../../../org/apache/calcite/sql/validate/SqlNameMatcher.html" title="org.apache.calcite.sql.validate中的接口">SqlNameMatcher</a></td>
<td class="colLast">
<div class="block">Checks whether two names are the same according to a case-sensitivity policy.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><a href="../../../../../org/apache/calcite/sql/validate/SqlValidator.html" title="org.apache.calcite.sql.validate中的接口">SqlValidator</a></td>
<td class="colLast">
<div class="block">Validates the parse tree of a SQL statement, and provides semantic
information about the parse tree.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><a href="../../../../../org/apache/calcite/sql/validate/SqlValidatorCatalogReader.html" title="org.apache.calcite.sql.validate中的接口">SqlValidatorCatalogReader</a></td>
<td class="colLast">
<div class="block">Supplies catalog information for <a href="../../../../../org/apache/calcite/sql/validate/SqlValidator.html" title="org.apache.calcite.sql.validate中的接口"><code>SqlValidator</code></a>.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><a href="../../../../../org/apache/calcite/sql/validate/SqlValidatorNamespace.html" title="org.apache.calcite.sql.validate中的接口">SqlValidatorNamespace</a></td>
<td class="colLast">
<div class="block">A namespace describes the relation returned by a section of a SQL query.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><a href="../../../../../org/apache/calcite/sql/validate/SqlValidatorScope.html" title="org.apache.calcite.sql.validate中的接口">SqlValidatorScope</a></td>
<td class="colLast">
<div class="block">Name-resolution scope.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><a href="../../../../../org/apache/calcite/sql/validate/SqlValidatorScope.Resolved.html" title="org.apache.calcite.sql.validate中的接口">SqlValidatorScope.Resolved</a></td>
<td class="colLast">
<div class="block">Callback from <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-"><code>SqlValidatorScope.resolve(java.util.List&lt;java.lang.String&gt;, org.apache.calcite.sql.validate.SqlNameMatcher, boolean, org.apache.calcite.sql.validate.SqlValidatorScope.Resolved)</code></a>.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><a href="../../../../../org/apache/calcite/sql/validate/SqlValidatorTable.html" title="org.apache.calcite.sql.validate中的接口">SqlValidatorTable</a></td>
<td class="colLast">
<div class="block">Supplies a <a href="../../../../../org/apache/calcite/sql/validate/SqlValidator.html" title="org.apache.calcite.sql.validate中的接口"><code>SqlValidator</code></a> with the metadata for a table.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><a href="../../../../../org/apache/calcite/sql/validate/SqlValidatorUtil.Suggester.html" title="org.apache.calcite.sql.validate中的接口">SqlValidatorUtil.Suggester</a></td>
<td class="colLast">
<div class="block">Suggests candidates for unique names, given the number of attempts so far
and the number of expressions in the project list.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><a href="../../../../../org/apache/calcite/sql/validate/SqlValidatorWithHints.html" title="org.apache.calcite.sql.validate中的接口">SqlValidatorWithHints</a></td>
<td class="colLast">
<div class="block">Extends <a href="../../../../../org/apache/calcite/sql/validate/SqlValidator.html" title="org.apache.calcite.sql.validate中的接口"><code>SqlValidator</code></a> to allow discovery of useful data such as fully
qualified names of sql objects, alternative valid sql objects that can be
used in the SQL statement (dubbed as hints)</div>
</td>
</tr>
</tbody>
</table>
</li>
<li class="blockList">
<table class="typeSummary" border="0" cellpadding="3" cellspacing="0" summary="类概要表, 列表类和解释">
<caption><span>类概要</span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colFirst" scope="col">类</th>
<th class="colLast" scope="col">说明</th>
</tr>
<tbody>
<tr class="altColor">
<td class="colFirst"><a href="../../../../../org/apache/calcite/sql/validate/AggregatingSelectScope.html" title="org.apache.calcite.sql.validate中的类">AggregatingSelectScope</a></td>
<td class="colLast">
<div class="block">Scope for resolving identifiers within a SELECT statement that has a
GROUP BY clause.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><a href="../../../../../org/apache/calcite/sql/validate/AliasNamespace.html" title="org.apache.calcite.sql.validate中的类">AliasNamespace</a></td>
<td class="colLast">
<div class="block">Namespace for an <code>AS t(c1, c2, ...)</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><a href="../../../../../org/apache/calcite/sql/validate/CollectNamespace.html" title="org.apache.calcite.sql.validate中的类">CollectNamespace</a></td>
<td class="colLast">
<div class="block">Namespace for COLLECT and TABLE constructs.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><a href="../../../../../org/apache/calcite/sql/validate/DelegatingNamespace.html" title="org.apache.calcite.sql.validate中的类">DelegatingNamespace</a></td>
<td class="colLast">
<div class="block">An implementation of <a href="../../../../../org/apache/calcite/sql/validate/SqlValidatorNamespace.html" title="org.apache.calcite.sql.validate中的接口"><code>SqlValidatorNamespace</code></a> that delegates all methods
to an underlying object.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><a href="../../../../../org/apache/calcite/sql/validate/DelegatingScope.html" title="org.apache.calcite.sql.validate中的类">DelegatingScope</a></td>
<td class="colLast">
<div class="block">A scope which delegates all requests to its parent scope.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><a href="../../../../../org/apache/calcite/sql/validate/DelegatingSqlValidatorCatalogReader.html" title="org.apache.calcite.sql.validate中的类">DelegatingSqlValidatorCatalogReader</a></td>
<td class="colLast">
<div class="block">Implementation of
<a href="../../../../../org/apache/calcite/sql/validate/SqlValidatorCatalogReader.html" title="org.apache.calcite.sql.validate中的接口"><code>SqlValidatorCatalogReader</code></a> that passes
all calls to a parent catalog reader.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><a href="../../../../../org/apache/calcite/sql/validate/DelegatingSqlValidatorTable.html" title="org.apache.calcite.sql.validate中的类">DelegatingSqlValidatorTable</a></td>
<td class="colLast">
<div class="block">Implements <a href="../../../../../org/apache/calcite/sql/validate/SqlValidatorTable.html" title="org.apache.calcite.sql.validate中的接口"><code>SqlValidatorTable</code></a> by
delegating to a parent table.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><a href="../../../../../org/apache/calcite/sql/validate/GroupByScope.html" title="org.apache.calcite.sql.validate中的类">GroupByScope</a></td>
<td class="colLast">
<div class="block">Represents the name-resolution context for expressions in an GROUP BY clause.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><a href="../../../../../org/apache/calcite/sql/validate/IdentifierNamespace.html" title="org.apache.calcite.sql.validate中的类">IdentifierNamespace</a></td>
<td class="colLast">
<div class="block">Namespace whose contents are defined by the type of an
<a href="../../../../../org/apache/calcite/sql/SqlIdentifier.html" title="org.apache.calcite.sql中的类"><code>identifier</code></a>.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><a href="../../../../../org/apache/calcite/sql/validate/JoinScope.html" title="org.apache.calcite.sql.validate中的类">JoinScope</a></td>
<td class="colLast">
<div class="block">The name-resolution context for expression inside a JOIN clause.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><a href="../../../../../org/apache/calcite/sql/validate/ListScope.html" title="org.apache.calcite.sql.validate中的类">ListScope</a></td>
<td class="colLast">
<div class="block">Abstract base for a scope which is defined by a list of child namespaces and
which inherits from a parent scope.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><a href="../../../../../org/apache/calcite/sql/validate/MatchRecognizeNamespace.html" title="org.apache.calcite.sql.validate中的类">MatchRecognizeNamespace</a></td>
<td class="colLast">
<div class="block">Namespace for a <code>MATCH_RECOGNIZE</code> clause.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><a href="../../../../../org/apache/calcite/sql/validate/MatchRecognizeScope.html" title="org.apache.calcite.sql.validate中的类">MatchRecognizeScope</a></td>
<td class="colLast">
<div class="block">Scope for expressions in a <code>MATCH_RECOGNIZE</code> clause.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><a href="../../../../../org/apache/calcite/sql/validate/OrderByScope.html" title="org.apache.calcite.sql.validate中的类">OrderByScope</a></td>
<td class="colLast">
<div class="block">Represents the name-resolution context for expressions in an ORDER BY clause.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><a href="../../../../../org/apache/calcite/sql/validate/OverScope.html" title="org.apache.calcite.sql.validate中的类">OverScope</a></td>
<td class="colLast">
<div class="block">The name-resolution scope of a OVER clause.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><a href="../../../../../org/apache/calcite/sql/validate/ParameterScope.html" title="org.apache.calcite.sql.validate中的类">ParameterScope</a></td>
<td class="colLast">
<div class="block">A scope which contains nothing besides a few parameters.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><a href="../../../../../org/apache/calcite/sql/validate/ProcedureNamespace.html" title="org.apache.calcite.sql.validate中的类">ProcedureNamespace</a></td>
<td class="colLast">
<div class="block">Namespace whose contents are defined by the result of a call to a
user-defined procedure.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><a href="../../../../../org/apache/calcite/sql/validate/SelectNamespace.html" title="org.apache.calcite.sql.validate中的类">SelectNamespace</a></td>
<td class="colLast">
<div class="block">Namespace offered by a sub-query.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><a href="../../../../../org/apache/calcite/sql/validate/SelectScope.html" title="org.apache.calcite.sql.validate中的类">SelectScope</a></td>
<td class="colLast">
<div class="block">The name-resolution scope of a SELECT clause.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><a href="../../../../../org/apache/calcite/sql/validate/SetopNamespace.html" title="org.apache.calcite.sql.validate中的类">SetopNamespace</a></td>
<td class="colLast">
<div class="block">Namespace based upon a set operation (UNION, INTERSECT, EXCEPT).</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><a href="../../../../../org/apache/calcite/sql/validate/SqlAbstractConformance.html" title="org.apache.calcite.sql.validate中的类">SqlAbstractConformance</a></td>
<td class="colLast">
<div class="block">Abstract base class for implementing <a href="../../../../../org/apache/calcite/sql/validate/SqlConformance.html" title="org.apache.calcite.sql.validate中的接口"><code>SqlConformance</code></a>.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><a href="../../../../../org/apache/calcite/sql/validate/SqlDelegatingConformance.html" title="org.apache.calcite.sql.validate中的类">SqlDelegatingConformance</a></td>
<td class="colLast">
<div class="block">Implementation of <a href="../../../../../org/apache/calcite/sql/validate/SqlConformance.html" title="org.apache.calcite.sql.validate中的接口"><code>SqlConformance</code></a> that delegates all methods to
another object.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><a href="../../../../../org/apache/calcite/sql/validate/SqlIdentifierMoniker.html" title="org.apache.calcite.sql.validate中的类">SqlIdentifierMoniker</a></td>
<td class="colLast">
<div class="block">An implementation of <a href="../../../../../org/apache/calcite/sql/validate/SqlMoniker.html" title="org.apache.calcite.sql.validate中的接口"><code>SqlMoniker</code></a> that encapsulates the normalized name
information of a <a href="../../../../../org/apache/calcite/sql/SqlIdentifier.html" title="org.apache.calcite.sql中的类"><code>SqlIdentifier</code></a>.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><a href="../../../../../org/apache/calcite/sql/validate/SqlMonikerImpl.html" title="org.apache.calcite.sql.validate中的类">SqlMonikerImpl</a></td>
<td class="colLast">
<div class="block">A generic implementation of <a href="../../../../../org/apache/calcite/sql/validate/SqlMoniker.html" title="org.apache.calcite.sql.validate中的接口"><code>SqlMoniker</code></a>.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><a href="../../../../../org/apache/calcite/sql/validate/SqlNameMatchers.html" title="org.apache.calcite.sql.validate中的类">SqlNameMatchers</a></td>
<td class="colLast">
<div class="block">Helpers for <a href="../../../../../org/apache/calcite/sql/validate/SqlNameMatcher.html" title="org.apache.calcite.sql.validate中的接口"><code>SqlNameMatcher</code></a>.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><a href="../../../../../org/apache/calcite/sql/validate/SqlQualified.html" title="org.apache.calcite.sql.validate中的类">SqlQualified</a></td>
<td class="colLast">
<div class="block">Fully-qualified identifier.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><a href="../../../../../org/apache/calcite/sql/validate/SqlScopedShuttle.html" title="org.apache.calcite.sql.validate中的类">SqlScopedShuttle</a></td>
<td class="colLast">
<div class="block">Refinement to <a href="../../../../../org/apache/calcite/sql/util/SqlShuttle.html" title="org.apache.calcite.sql.util中的类"><code>SqlShuttle</code></a> which maintains a stack of scopes.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><a href="../../../../../org/apache/calcite/sql/validate/SqlUserDefinedAggFunction.html" title="org.apache.calcite.sql.validate中的类">SqlUserDefinedAggFunction</a></td>
<td class="colLast">
<div class="block">User-defined aggregate function.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><a href="../../../../../org/apache/calcite/sql/validate/SqlUserDefinedFunction.html" title="org.apache.calcite.sql.validate中的类">SqlUserDefinedFunction</a></td>
<td class="colLast">
<div class="block">User-defined scalar function.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><a href="../../../../../org/apache/calcite/sql/validate/SqlUserDefinedTableFunction.html" title="org.apache.calcite.sql.validate中的类">SqlUserDefinedTableFunction</a></td>
<td class="colLast">
<div class="block">User-defined table function.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><a href="../../../../../org/apache/calcite/sql/validate/SqlUserDefinedTableMacro.html" title="org.apache.calcite.sql.validate中的类">SqlUserDefinedTableMacro</a></td>
<td class="colLast">
<div class="block">User-defined table macro.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><a href="../../../../../org/apache/calcite/sql/validate/SqlValidatorImpl.html" title="org.apache.calcite.sql.validate中的类">SqlValidatorImpl</a></td>
<td class="colLast">
<div class="block">Default implementation of <a href="../../../../../org/apache/calcite/sql/validate/SqlValidator.html" title="org.apache.calcite.sql.validate中的接口"><code>SqlValidator</code></a>.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><a href="../../../../../org/apache/calcite/sql/validate/SqlValidatorImpl.DmlNamespace.html" title="org.apache.calcite.sql.validate中的类">SqlValidatorImpl.DmlNamespace</a></td>
<td class="colLast">
<div class="block">Common base class for DML statement namespaces.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><a href="../../../../../org/apache/calcite/sql/validate/SqlValidatorImpl.FunctionParamInfo.html" title="org.apache.calcite.sql.validate中的类">SqlValidatorImpl.FunctionParamInfo</a></td>
<td class="colLast">
<div class="block">Utility object used to maintain information about the parameters in a
function call.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><a href="../../../../../org/apache/calcite/sql/validate/SqlValidatorImpl.IdInfo.html" title="org.apache.calcite.sql.validate中的类">SqlValidatorImpl.IdInfo</a></td>
<td class="colLast">
<div class="block">Information about an identifier in a particular scope.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><a href="../../../../../org/apache/calcite/sql/validate/SqlValidatorScope.EmptyPath.html" title="org.apache.calcite.sql.validate中的类">SqlValidatorScope.EmptyPath</a></td>
<td class="colLast">
<div class="block">A path that has no steps.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><a href="../../../../../org/apache/calcite/sql/validate/SqlValidatorScope.Path.html" title="org.apache.calcite.sql.validate中的类">SqlValidatorScope.Path</a></td>
<td class="colLast">
<div class="block">A sequence of steps by which an identifier was resolved.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><a href="../../../../../org/apache/calcite/sql/validate/SqlValidatorScope.Resolve.html" title="org.apache.calcite.sql.validate中的类">SqlValidatorScope.Resolve</a></td>
<td class="colLast">
<div class="block">A match found when looking up a name.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><a href="../../../../../org/apache/calcite/sql/validate/SqlValidatorScope.ResolvedImpl.html" title="org.apache.calcite.sql.validate中的类">SqlValidatorScope.ResolvedImpl</a></td>
<td class="colLast">
<div class="block">Default implementation of
<a href="../../../../../org/apache/calcite/sql/validate/SqlValidatorScope.Resolved.html" title="org.apache.calcite.sql.validate中的接口"><code>SqlValidatorScope.Resolved</code></a>.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><a href="../../../../../org/apache/calcite/sql/validate/SqlValidatorScope.Step.html" title="org.apache.calcite.sql.validate中的类">SqlValidatorScope.Step</a></td>
<td class="colLast">
<div class="block">A step in resolving an identifier.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><a href="../../../../../org/apache/calcite/sql/validate/SqlValidatorUtil.html" title="org.apache.calcite.sql.validate中的类">SqlValidatorUtil</a></td>
<td class="colLast">
<div class="block">Utility methods related to validation.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><a href="../../../../../org/apache/calcite/sql/validate/SqlValidatorUtil.DeepCopier.html" title="org.apache.calcite.sql.validate中的类">SqlValidatorUtil.DeepCopier</a></td>
<td class="colLast">已过时</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><a href="../../../../../org/apache/calcite/sql/validate/TableConstructorNamespace.html" title="org.apache.calcite.sql.validate中的类">TableConstructorNamespace</a></td>
<td class="colLast">
<div class="block">Namespace for a table constructor <code>VALUES (expr, expr, ...)</div>
</td>
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