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| <div class="subTitle">org.apache.calcite.adapter.enumerable</div> |
| <h2 title="类 PhysTypeImpl" class="title">类 PhysTypeImpl</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> |
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| <li>org.apache.calcite.adapter.enumerable.PhysTypeImpl</li> |
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| <dl> |
| <dt>所有已实现的接口:</dt> |
| <dd><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html" title="org.apache.calcite.adapter.enumerable中的接口">PhysType</a></dd> |
| </dl> |
| <hr> |
| <br> |
| <pre>public class <span class="typeNameLabel">PhysTypeImpl</span> |
| extends <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> |
| implements <a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html" title="org.apache.calcite.adapter.enumerable中的接口">PhysType</a></pre> |
| <div class="block">Implementation of <a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html" title="org.apache.calcite.adapter.enumerable中的接口"><code>PhysType</code></a>.</div> |
| </li> |
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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"> </span></span><span id="t1" class="tableTab"><span><a href="javascript:show(1);">静态方法</a></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><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><<a href="../../../../../org/apache/calcite/linq4j/tree/Expression.html" title="org.apache.calcite.linq4j.tree中的类">Expression</a>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysTypeImpl.html#accessors-org.apache.calcite.linq4j.tree.Expression-java.util.List-">accessors</a></span>(<a href="../../../../../org/apache/calcite/linq4j/tree/Expression.html" title="org.apache.calcite.linq4j.tree中的类">Expression</a> v1, |
| <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><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Integer.html?is-external=true" title="java.lang中的类或接口">Integer</a>> argList)</code> </td> |
| </tr> |
| <tr id="i1" class="rowColor"> |
| <td class="colFirst"><code><a href="../../../../../org/apache/calcite/linq4j/tree/Expression.html" title="org.apache.calcite.linq4j.tree中的类">Expression</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysTypeImpl.html#comparer--">comparer</a></span>()</code> |
| <div class="block">Returns a expression that yields a comparer, or null if this type |
| is comparable.</div> |
| </td> |
| </tr> |
| <tr id="i2" class="altColor"> |
| <td class="colFirst"><code><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html" title="org.apache.calcite.adapter.enumerable中的接口">PhysType</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysTypeImpl.html#component-int-">component</a></span>(int fieldOrdinal)</code> |
| <div class="block">Returns the physical type of a given field's component type.</div> |
| </td> |
| </tr> |
| <tr id="i3" class="rowColor"> |
| <td class="colFirst"><code><a href="../../../../../org/apache/calcite/linq4j/tree/Expression.html" title="org.apache.calcite.linq4j.tree中的类">Expression</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysTypeImpl.html#convertTo-org.apache.calcite.linq4j.tree.Expression-org.apache.calcite.adapter.enumerable.JavaRowFormat-">convertTo</a></span>(<a href="../../../../../org/apache/calcite/linq4j/tree/Expression.html" title="org.apache.calcite.linq4j.tree中的类">Expression</a> exp, |
| <a href="../../../../../org/apache/calcite/adapter/enumerable/JavaRowFormat.html" title="org.apache.calcite.adapter.enumerable中的枚举">JavaRowFormat</a> targetFormat)</code> |
| <div class="block">Converts an enumerable of this physical type to an enumerable that uses |
| the <code>targetFormat</code> for representing its rows.</div> |
| </td> |
| </tr> |
| <tr id="i4" class="altColor"> |
| <td class="colFirst"><code><a href="../../../../../org/apache/calcite/linq4j/tree/Expression.html" title="org.apache.calcite.linq4j.tree中的类">Expression</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysTypeImpl.html#convertTo-org.apache.calcite.linq4j.tree.Expression-org.apache.calcite.adapter.enumerable.PhysType-">convertTo</a></span>(<a href="../../../../../org/apache/calcite/linq4j/tree/Expression.html" title="org.apache.calcite.linq4j.tree中的类">Expression</a> exp, |
| <a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html" title="org.apache.calcite.adapter.enumerable中的接口">PhysType</a> targetPhysType)</code> |
| <div class="block">Converts an enumerable of this physical type to an enumerable that uses a |
| given physical type for its rows.</div> |
| </td> |
| </tr> |
| <tr id="i5" class="rowColor"> |
| <td class="colFirst"><code><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html" title="org.apache.calcite.adapter.enumerable中的接口">PhysType</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysTypeImpl.html#field-int-">field</a></span>(int ordinal)</code> |
| <div class="block">Returns the physical type of a field.</div> |
| </td> |
| </tr> |
| <tr id="i6" class="altColor"> |
| <td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Class.html?is-external=true" title="java.lang中的类或接口">Class</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysTypeImpl.html#fieldClass-int-">fieldClass</a></span>(int field)</code> |
| <div class="block">Returns the Java class of the field with the given ordinal.</div> |
| </td> |
| </tr> |
| <tr id="i7" class="rowColor"> |
| <td class="colFirst"><code>boolean</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysTypeImpl.html#fieldNullable-int-">fieldNullable</a></span>(int field)</code> |
| <div class="block">Returns whether a given field allows null values.</div> |
| </td> |
| </tr> |
| <tr id="i8" class="altColor"> |
| <td class="colFirst"><code><a href="../../../../../org/apache/calcite/linq4j/tree/Expression.html" title="org.apache.calcite.linq4j.tree中的类">Expression</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysTypeImpl.html#fieldReference-org.apache.calcite.linq4j.tree.Expression-int-">fieldReference</a></span>(<a href="../../../../../org/apache/calcite/linq4j/tree/Expression.html" title="org.apache.calcite.linq4j.tree中的类">Expression</a> expression, |
| int field)</code> |
| <div class="block">Generates a reference to a given field in an expression.</div> |
| </td> |
| </tr> |
| <tr id="i9" class="rowColor"> |
| <td class="colFirst"><code><a href="../../../../../org/apache/calcite/linq4j/tree/Expression.html" title="org.apache.calcite.linq4j.tree中的类">Expression</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysTypeImpl.html#fieldReference-org.apache.calcite.linq4j.tree.Expression-int-java.lang.reflect.Type-">fieldReference</a></span>(<a href="../../../../../org/apache/calcite/linq4j/tree/Expression.html" title="org.apache.calcite.linq4j.tree中的类">Expression</a> expression, |
| int field, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/reflect/Type.html?is-external=true" title="java.lang.reflect中的类或接口">Type</a> storageType)</code> |
| <div class="block">Generates a reference to a given field in an expression.</div> |
| </td> |
| </tr> |
| <tr id="i10" class="altColor"> |
| <td class="colFirst"><code><a href="../../../../../org/apache/calcite/linq4j/tree/Expression.html" title="org.apache.calcite.linq4j.tree中的类">Expression</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysTypeImpl.html#generateAccessor-java.util.List-">generateAccessor</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><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Integer.html?is-external=true" title="java.lang中的类或接口">Integer</a>> fields)</code> |
| <div class="block">Generates an accessor function for a given list of fields.</div> |
| </td> |
| </tr> |
| <tr id="i11" class="rowColor"> |
| <td class="colFirst"><code><a href="../../../../../org/apache/calcite/util/Pair.html" title="org.apache.calcite.util中的类">Pair</a><<a href="../../../../../org/apache/calcite/linq4j/tree/Expression.html" title="org.apache.calcite.linq4j.tree中的类">Expression</a>,<a href="../../../../../org/apache/calcite/linq4j/tree/Expression.html" title="org.apache.calcite.linq4j.tree中的类">Expression</a>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysTypeImpl.html#generateCollationKey-java.util.List-">generateCollationKey</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><<a href="../../../../../org/apache/calcite/rel/RelFieldCollation.html" title="org.apache.calcite.rel中的类">RelFieldCollation</a>> collations)</code> |
| <div class="block">Returns a lambda to create a collation key and a comparator.</div> |
| </td> |
| </tr> |
| <tr id="i12" class="altColor"> |
| <td class="colFirst"><code><a href="../../../../../org/apache/calcite/linq4j/tree/Expression.html" title="org.apache.calcite.linq4j.tree中的类">Expression</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysTypeImpl.html#generateComparator-org.apache.calcite.rel.RelCollation-">generateComparator</a></span>(<a href="../../../../../org/apache/calcite/rel/RelCollation.html" title="org.apache.calcite.rel中的接口">RelCollation</a> collation)</code> |
| <div class="block">Returns a comparator.</div> |
| </td> |
| </tr> |
| <tr id="i13" class="rowColor"> |
| <td class="colFirst"><code><a href="../../../../../org/apache/calcite/linq4j/tree/Expression.html" title="org.apache.calcite.linq4j.tree中的类">Expression</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysTypeImpl.html#generateSelector-org.apache.calcite.linq4j.tree.ParameterExpression-java.util.List-">generateSelector</a></span>(<a href="../../../../../org/apache/calcite/linq4j/tree/ParameterExpression.html" title="org.apache.calcite.linq4j.tree中的类">ParameterExpression</a> parameter, |
| <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><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Integer.html?is-external=true" title="java.lang中的类或接口">Integer</a>> fields)</code> |
| <div class="block">Generates a selector for the given fields from an expression, with the |
| default row format.</div> |
| </td> |
| </tr> |
| <tr id="i14" class="altColor"> |
| <td class="colFirst"><code><a href="../../../../../org/apache/calcite/linq4j/tree/Expression.html" title="org.apache.calcite.linq4j.tree中的类">Expression</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysTypeImpl.html#generateSelector-org.apache.calcite.linq4j.tree.ParameterExpression-java.util.List-org.apache.calcite.adapter.enumerable.JavaRowFormat-">generateSelector</a></span>(<a href="../../../../../org/apache/calcite/linq4j/tree/ParameterExpression.html" title="org.apache.calcite.linq4j.tree中的类">ParameterExpression</a> parameter, |
| <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><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Integer.html?is-external=true" title="java.lang中的类或接口">Integer</a>> fields, |
| <a href="../../../../../org/apache/calcite/adapter/enumerable/JavaRowFormat.html" title="org.apache.calcite.adapter.enumerable中的枚举">JavaRowFormat</a> targetFormat)</code> |
| <div class="block">Generates a lambda expression that is a selector for the given fields from |
| an expression.</div> |
| </td> |
| </tr> |
| <tr id="i15" class="rowColor"> |
| <td class="colFirst"><code><a href="../../../../../org/apache/calcite/linq4j/tree/Expression.html" title="org.apache.calcite.linq4j.tree中的类">Expression</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysTypeImpl.html#generateSelector-org.apache.calcite.linq4j.tree.ParameterExpression-java.util.List-java.util.List-org.apache.calcite.adapter.enumerable.JavaRowFormat-">generateSelector</a></span>(<a href="../../../../../org/apache/calcite/linq4j/tree/ParameterExpression.html" title="org.apache.calcite.linq4j.tree中的类">ParameterExpression</a> parameter, |
| <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><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Integer.html?is-external=true" title="java.lang中的类或接口">Integer</a>> fields, |
| <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><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Integer.html?is-external=true" title="java.lang中的类或接口">Integer</a>> usedFields, |
| <a href="../../../../../org/apache/calcite/adapter/enumerable/JavaRowFormat.html" title="org.apache.calcite.adapter.enumerable中的枚举">JavaRowFormat</a> targetFormat)</code> |
| <div class="block">Generates a lambda expression that is a selector for the given fields from |
| an expression.</div> |
| </td> |
| </tr> |
| <tr id="i16" class="altColor"> |
| <td class="colFirst"><code><a href="../../../../../org/apache/calcite/adapter/enumerable/JavaRowFormat.html" title="org.apache.calcite.adapter.enumerable中的枚举">JavaRowFormat</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysTypeImpl.html#getFormat--">getFormat</a></span>()</code> |
| <div class="block">Returns the format.</div> |
| </td> |
| </tr> |
| <tr id="i17" class="rowColor"> |
| <td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/reflect/Type.html?is-external=true" title="java.lang.reflect中的类或接口">Type</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysTypeImpl.html#getJavaFieldType-int-">getJavaFieldType</a></span>(int index)</code> |
| <div class="block">Returns the Java class that is used to store the field with the given |
| ordinal.</div> |
| </td> |
| </tr> |
| <tr id="i18" class="altColor"> |
| <td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/reflect/Type.html?is-external=true" title="java.lang.reflect中的类或接口">Type</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysTypeImpl.html#getJavaRowType--">getJavaRowType</a></span>()</code> |
| <div class="block">Returns the Java type (often a Class) that represents a row.</div> |
| </td> |
| </tr> |
| <tr id="i19" 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/adapter/enumerable/PhysTypeImpl.html#getRowType--">getRowType</a></span>()</code> |
| <div class="block">Returns the SQL row type.</div> |
| </td> |
| </tr> |
| <tr id="i20" class="altColor"> |
| <td class="colFirst"><code><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html" title="org.apache.calcite.adapter.enumerable中的接口">PhysType</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysTypeImpl.html#makeNullable-boolean-">makeNullable</a></span>(boolean nullable)</code> |
| <div class="block">Returns a copy of this type that allows nulls if <code>nullable</code> is |
| true.</div> |
| </td> |
| </tr> |
| <tr id="i21" class="rowColor"> |
| <td class="colFirst"><code>static <a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html" title="org.apache.calcite.adapter.enumerable中的接口">PhysType</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysTypeImpl.html#of-org.apache.calcite.adapter.java.JavaTypeFactory-org.apache.calcite.rel.type.RelDataType-org.apache.calcite.adapter.enumerable.JavaRowFormat-">of</a></span>(<a href="../../../../../org/apache/calcite/adapter/java/JavaTypeFactory.html" title="org.apache.calcite.adapter.java中的接口">JavaTypeFactory</a> typeFactory, |
| <a href="../../../../../org/apache/calcite/rel/type/RelDataType.html" title="org.apache.calcite.rel.type中的接口">RelDataType</a> rowType, |
| <a href="../../../../../org/apache/calcite/adapter/enumerable/JavaRowFormat.html" title="org.apache.calcite.adapter.enumerable中的枚举">JavaRowFormat</a> format)</code> </td> |
| </tr> |
| <tr id="i22" class="altColor"> |
| <td class="colFirst"><code>static <a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html" title="org.apache.calcite.adapter.enumerable中的接口">PhysType</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysTypeImpl.html#of-org.apache.calcite.adapter.java.JavaTypeFactory-org.apache.calcite.rel.type.RelDataType-org.apache.calcite.adapter.enumerable.JavaRowFormat-boolean-">of</a></span>(<a href="../../../../../org/apache/calcite/adapter/java/JavaTypeFactory.html" title="org.apache.calcite.adapter.java中的接口">JavaTypeFactory</a> typeFactory, |
| <a href="../../../../../org/apache/calcite/rel/type/RelDataType.html" title="org.apache.calcite.rel.type中的接口">RelDataType</a> rowType, |
| <a href="../../../../../org/apache/calcite/adapter/enumerable/JavaRowFormat.html" title="org.apache.calcite.adapter.enumerable中的枚举">JavaRowFormat</a> format, |
| boolean optimize)</code> </td> |
| </tr> |
| <tr id="i23" class="rowColor"> |
| <td class="colFirst"><code><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html" title="org.apache.calcite.adapter.enumerable中的接口">PhysType</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysTypeImpl.html#project-java.util.List-boolean-org.apache.calcite.adapter.enumerable.JavaRowFormat-">project</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><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Integer.html?is-external=true" title="java.lang中的类或接口">Integer</a>> integers, |
| boolean indicator, |
| <a href="../../../../../org/apache/calcite/adapter/enumerable/JavaRowFormat.html" title="org.apache.calcite.adapter.enumerable中的枚举">JavaRowFormat</a> format)</code> |
| <div class="block">Projects a given collection of fields from this input record, optionally |
| with indicator fields, into a particular preferred output format.</div> |
| </td> |
| </tr> |
| <tr id="i24" class="altColor"> |
| <td class="colFirst"><code><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html" title="org.apache.calcite.adapter.enumerable中的接口">PhysType</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysTypeImpl.html#project-java.util.List-org.apache.calcite.adapter.enumerable.JavaRowFormat-">project</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><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Integer.html?is-external=true" title="java.lang中的类或接口">Integer</a>> integers, |
| <a href="../../../../../org/apache/calcite/adapter/enumerable/JavaRowFormat.html" title="org.apache.calcite.adapter.enumerable中的枚举">JavaRowFormat</a> format)</code> |
| <div class="block">Projects a given collection of fields from this input record, into |
| a particular preferred output format.</div> |
| </td> |
| </tr> |
| <tr id="i25" class="rowColor"> |
| <td class="colFirst"><code><a href="../../../../../org/apache/calcite/linq4j/tree/Expression.html" title="org.apache.calcite.linq4j.tree中的类">Expression</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysTypeImpl.html#record-java.util.List-">record</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><<a href="../../../../../org/apache/calcite/linq4j/tree/Expression.html" title="org.apache.calcite.linq4j.tree中的类">Expression</a>> expressions)</code> |
| <div class="block">Generates an expression that creates a record for a row, initializing |
| its fields with the given expressions.</div> |
| </td> |
| </tr> |
| <tr id="i26" class="altColor"> |
| <td class="colFirst"><code><a href="../../../../../org/apache/calcite/util/Pair.html" title="org.apache.calcite.util中的类">Pair</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/reflect/Type.html?is-external=true" title="java.lang.reflect中的类或接口">Type</a>,<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><<a href="../../../../../org/apache/calcite/linq4j/tree/Expression.html" title="org.apache.calcite.linq4j.tree中的类">Expression</a>>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysTypeImpl.html#selector-org.apache.calcite.linq4j.tree.ParameterExpression-java.util.List-org.apache.calcite.adapter.enumerable.JavaRowFormat-">selector</a></span>(<a href="../../../../../org/apache/calcite/linq4j/tree/ParameterExpression.html" title="org.apache.calcite.linq4j.tree中的类">ParameterExpression</a> parameter, |
| <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><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Integer.html?is-external=true" title="java.lang中的类或接口">Integer</a>> fields, |
| <a href="../../../../../org/apache/calcite/adapter/enumerable/JavaRowFormat.html" title="org.apache.calcite.adapter.enumerable中的枚举">JavaRowFormat</a> targetFormat)</code> |
| <div class="block">Generates a selector for the given fields from an expression.</div> |
| </td> |
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| </table> |
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| <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> |
| </ul> |
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| <h3>方法详细资料</h3> |
| <a name="of-org.apache.calcite.adapter.java.JavaTypeFactory-org.apache.calcite.rel.type.RelDataType-org.apache.calcite.adapter.enumerable.JavaRowFormat-"> |
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| <pre>public static <a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html" title="org.apache.calcite.adapter.enumerable中的接口">PhysType</a> of(<a href="../../../../../org/apache/calcite/adapter/java/JavaTypeFactory.html" title="org.apache.calcite.adapter.java中的接口">JavaTypeFactory</a> typeFactory, |
| <a href="../../../../../org/apache/calcite/rel/type/RelDataType.html" title="org.apache.calcite.rel.type中的接口">RelDataType</a> rowType, |
| <a href="../../../../../org/apache/calcite/adapter/enumerable/JavaRowFormat.html" title="org.apache.calcite.adapter.enumerable中的枚举">JavaRowFormat</a> format)</pre> |
| </li> |
| </ul> |
| <a name="of-org.apache.calcite.adapter.java.JavaTypeFactory-org.apache.calcite.rel.type.RelDataType-org.apache.calcite.adapter.enumerable.JavaRowFormat-boolean-"> |
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| <h4>of</h4> |
| <pre>public static <a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html" title="org.apache.calcite.adapter.enumerable中的接口">PhysType</a> of(<a href="../../../../../org/apache/calcite/adapter/java/JavaTypeFactory.html" title="org.apache.calcite.adapter.java中的接口">JavaTypeFactory</a> typeFactory, |
| <a href="../../../../../org/apache/calcite/rel/type/RelDataType.html" title="org.apache.calcite.rel.type中的接口">RelDataType</a> rowType, |
| <a href="../../../../../org/apache/calcite/adapter/enumerable/JavaRowFormat.html" title="org.apache.calcite.adapter.enumerable中的枚举">JavaRowFormat</a> format, |
| boolean optimize)</pre> |
| </li> |
| </ul> |
| <a name="getFormat--"> |
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| <h4>getFormat</h4> |
| <pre>public <a href="../../../../../org/apache/calcite/adapter/enumerable/JavaRowFormat.html" title="org.apache.calcite.adapter.enumerable中的枚举">JavaRowFormat</a> getFormat()</pre> |
| <div class="block"><span class="descfrmTypeLabel">从接口复制的说明: <code><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html#getFormat--">PhysType</a></code></span></div> |
| <div class="block">Returns the format.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">指定者:</span></dt> |
| <dd><code><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html#getFormat--">getFormat</a></code> 在接口中 <code><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html" title="org.apache.calcite.adapter.enumerable中的接口">PhysType</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="project-java.util.List-org.apache.calcite.adapter.enumerable.JavaRowFormat-"> |
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| <h4>project</h4> |
| <pre>public <a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html" title="org.apache.calcite.adapter.enumerable中的接口">PhysType</a> project(<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><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Integer.html?is-external=true" title="java.lang中的类或接口">Integer</a>> integers, |
| <a href="../../../../../org/apache/calcite/adapter/enumerable/JavaRowFormat.html" title="org.apache.calcite.adapter.enumerable中的枚举">JavaRowFormat</a> format)</pre> |
| <div class="block"><span class="descfrmTypeLabel">从接口复制的说明: <code><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html#project-java.util.List-org.apache.calcite.adapter.enumerable.JavaRowFormat-">PhysType</a></code></span></div> |
| <div class="block">Projects a given collection of fields from this input record, into |
| a particular preferred output format. The output format is optimized |
| if there are 0 or 1 fields.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">指定者:</span></dt> |
| <dd><code><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html#project-java.util.List-org.apache.calcite.adapter.enumerable.JavaRowFormat-">project</a></code> 在接口中 <code><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html" title="org.apache.calcite.adapter.enumerable中的接口">PhysType</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="project-java.util.List-boolean-org.apache.calcite.adapter.enumerable.JavaRowFormat-"> |
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| <h4>project</h4> |
| <pre>public <a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html" title="org.apache.calcite.adapter.enumerable中的接口">PhysType</a> project(<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><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Integer.html?is-external=true" title="java.lang中的类或接口">Integer</a>> integers, |
| boolean indicator, |
| <a href="../../../../../org/apache/calcite/adapter/enumerable/JavaRowFormat.html" title="org.apache.calcite.adapter.enumerable中的枚举">JavaRowFormat</a> format)</pre> |
| <div class="block"><span class="descfrmTypeLabel">从接口复制的说明: <code><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html#project-java.util.List-boolean-org.apache.calcite.adapter.enumerable.JavaRowFormat-">PhysType</a></code></span></div> |
| <div class="block">Projects a given collection of fields from this input record, optionally |
| with indicator fields, into a particular preferred output format. |
| |
| <p>The output format is optimized if there are 0 or 1 fields |
| and indicators are disabled.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">指定者:</span></dt> |
| <dd><code><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html#project-java.util.List-boolean-org.apache.calcite.adapter.enumerable.JavaRowFormat-">project</a></code> 在接口中 <code><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html" title="org.apache.calcite.adapter.enumerable中的接口">PhysType</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="generateSelector-org.apache.calcite.linq4j.tree.ParameterExpression-java.util.List-"> |
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| <h4>generateSelector</h4> |
| <pre>public <a href="../../../../../org/apache/calcite/linq4j/tree/Expression.html" title="org.apache.calcite.linq4j.tree中的类">Expression</a> generateSelector(<a href="../../../../../org/apache/calcite/linq4j/tree/ParameterExpression.html" title="org.apache.calcite.linq4j.tree中的类">ParameterExpression</a> parameter, |
| <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><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Integer.html?is-external=true" title="java.lang中的类或接口">Integer</a>> fields)</pre> |
| <div class="block"><span class="descfrmTypeLabel">从接口复制的说明: <code><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html#generateSelector-org.apache.calcite.linq4j.tree.ParameterExpression-java.util.List-">PhysType</a></code></span></div> |
| <div class="block">Generates a selector for the given fields from an expression, with the |
| default row format.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">指定者:</span></dt> |
| <dd><code><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html#generateSelector-org.apache.calcite.linq4j.tree.ParameterExpression-java.util.List-">generateSelector</a></code> 在接口中 <code><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html" title="org.apache.calcite.adapter.enumerable中的接口">PhysType</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="generateSelector-org.apache.calcite.linq4j.tree.ParameterExpression-java.util.List-org.apache.calcite.adapter.enumerable.JavaRowFormat-"> |
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| <h4>generateSelector</h4> |
| <pre>public <a href="../../../../../org/apache/calcite/linq4j/tree/Expression.html" title="org.apache.calcite.linq4j.tree中的类">Expression</a> generateSelector(<a href="../../../../../org/apache/calcite/linq4j/tree/ParameterExpression.html" title="org.apache.calcite.linq4j.tree中的类">ParameterExpression</a> parameter, |
| <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><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Integer.html?is-external=true" title="java.lang中的类或接口">Integer</a>> fields, |
| <a href="../../../../../org/apache/calcite/adapter/enumerable/JavaRowFormat.html" title="org.apache.calcite.adapter.enumerable中的枚举">JavaRowFormat</a> targetFormat)</pre> |
| <div class="block"><span class="descfrmTypeLabel">从接口复制的说明: <code><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html#generateSelector-org.apache.calcite.linq4j.tree.ParameterExpression-java.util.List-org.apache.calcite.adapter.enumerable.JavaRowFormat-">PhysType</a></code></span></div> |
| <div class="block">Generates a lambda expression that is a selector for the given fields from |
| an expression.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">指定者:</span></dt> |
| <dd><code><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html#generateSelector-org.apache.calcite.linq4j.tree.ParameterExpression-java.util.List-org.apache.calcite.adapter.enumerable.JavaRowFormat-">generateSelector</a></code> 在接口中 <code><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html" title="org.apache.calcite.adapter.enumerable中的接口">PhysType</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="generateSelector-org.apache.calcite.linq4j.tree.ParameterExpression-java.util.List-java.util.List-org.apache.calcite.adapter.enumerable.JavaRowFormat-"> |
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| <h4>generateSelector</h4> |
| <pre>public <a href="../../../../../org/apache/calcite/linq4j/tree/Expression.html" title="org.apache.calcite.linq4j.tree中的类">Expression</a> generateSelector(<a href="../../../../../org/apache/calcite/linq4j/tree/ParameterExpression.html" title="org.apache.calcite.linq4j.tree中的类">ParameterExpression</a> parameter, |
| <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><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Integer.html?is-external=true" title="java.lang中的类或接口">Integer</a>> fields, |
| <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><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Integer.html?is-external=true" title="java.lang中的类或接口">Integer</a>> usedFields, |
| <a href="../../../../../org/apache/calcite/adapter/enumerable/JavaRowFormat.html" title="org.apache.calcite.adapter.enumerable中的枚举">JavaRowFormat</a> targetFormat)</pre> |
| <div class="block"><span class="descfrmTypeLabel">从接口复制的说明: <code><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html#generateSelector-org.apache.calcite.linq4j.tree.ParameterExpression-java.util.List-java.util.List-org.apache.calcite.adapter.enumerable.JavaRowFormat-">PhysType</a></code></span></div> |
| <div class="block">Generates a lambda expression that is a selector for the given fields from |
| an expression. |
| |
| <p><code>usedFields</code> must be a subset of <code>fields</code>. |
| For each field, there is a corresponding indicator field. |
| If a field is used, its value is assigned and its indicator is left |
| <code>false</code>. |
| If a field is not used, its value is not assigned and its indicator is |
| set to <code>true</code>; |
| This will become a value of 1 when <code>GROUPING(field)</code> is called.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">指定者:</span></dt> |
| <dd><code><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html#generateSelector-org.apache.calcite.linq4j.tree.ParameterExpression-java.util.List-java.util.List-org.apache.calcite.adapter.enumerable.JavaRowFormat-">generateSelector</a></code> 在接口中 <code><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html" title="org.apache.calcite.adapter.enumerable中的接口">PhysType</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="selector-org.apache.calcite.linq4j.tree.ParameterExpression-java.util.List-org.apache.calcite.adapter.enumerable.JavaRowFormat-"> |
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| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>selector</h4> |
| <pre>public <a href="../../../../../org/apache/calcite/util/Pair.html" title="org.apache.calcite.util中的类">Pair</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/reflect/Type.html?is-external=true" title="java.lang.reflect中的类或接口">Type</a>,<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><<a href="../../../../../org/apache/calcite/linq4j/tree/Expression.html" title="org.apache.calcite.linq4j.tree中的类">Expression</a>>> selector(<a href="../../../../../org/apache/calcite/linq4j/tree/ParameterExpression.html" title="org.apache.calcite.linq4j.tree中的类">ParameterExpression</a> parameter, |
| <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><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Integer.html?is-external=true" title="java.lang中的类或接口">Integer</a>> fields, |
| <a href="../../../../../org/apache/calcite/adapter/enumerable/JavaRowFormat.html" title="org.apache.calcite.adapter.enumerable中的枚举">JavaRowFormat</a> targetFormat)</pre> |
| <div class="block"><span class="descfrmTypeLabel">从接口复制的说明: <code><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html#selector-org.apache.calcite.linq4j.tree.ParameterExpression-java.util.List-org.apache.calcite.adapter.enumerable.JavaRowFormat-">PhysType</a></code></span></div> |
| <div class="block">Generates a selector for the given fields from an expression. |
| Only used by EnumerableWindow.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">指定者:</span></dt> |
| <dd><code><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html#selector-org.apache.calcite.linq4j.tree.ParameterExpression-java.util.List-org.apache.calcite.adapter.enumerable.JavaRowFormat-">selector</a></code> 在接口中 <code><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html" title="org.apache.calcite.adapter.enumerable中的接口">PhysType</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="accessors-org.apache.calcite.linq4j.tree.Expression-java.util.List-"> |
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| <h4>accessors</h4> |
| <pre>public <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><<a href="../../../../../org/apache/calcite/linq4j/tree/Expression.html" title="org.apache.calcite.linq4j.tree中的类">Expression</a>> accessors(<a href="../../../../../org/apache/calcite/linq4j/tree/Expression.html" title="org.apache.calcite.linq4j.tree中的类">Expression</a> v1, |
| <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><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Integer.html?is-external=true" title="java.lang中的类或接口">Integer</a>> argList)</pre> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">指定者:</span></dt> |
| <dd><code><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html#accessors-org.apache.calcite.linq4j.tree.Expression-java.util.List-">accessors</a></code> 在接口中 <code><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html" title="org.apache.calcite.adapter.enumerable中的接口">PhysType</a></code></dd> |
| </dl> |
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| <a name="makeNullable-boolean-"> |
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| <h4>makeNullable</h4> |
| <pre>public <a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html" title="org.apache.calcite.adapter.enumerable中的接口">PhysType</a> makeNullable(boolean nullable)</pre> |
| <div class="block"><span class="descfrmTypeLabel">从接口复制的说明: <code><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html#makeNullable-boolean-">PhysType</a></code></span></div> |
| <div class="block">Returns a copy of this type that allows nulls if <code>nullable</code> is |
| true.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">指定者:</span></dt> |
| <dd><code><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html#makeNullable-boolean-">makeNullable</a></code> 在接口中 <code><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html" title="org.apache.calcite.adapter.enumerable中的接口">PhysType</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="convertTo-org.apache.calcite.linq4j.tree.Expression-org.apache.calcite.adapter.enumerable.PhysType-"> |
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| <h4>convertTo</h4> |
| <pre>public <a href="../../../../../org/apache/calcite/linq4j/tree/Expression.html" title="org.apache.calcite.linq4j.tree中的类">Expression</a> convertTo(<a href="../../../../../org/apache/calcite/linq4j/tree/Expression.html" title="org.apache.calcite.linq4j.tree中的类">Expression</a> exp, |
| <a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html" title="org.apache.calcite.adapter.enumerable中的接口">PhysType</a> targetPhysType)</pre> |
| <div class="block"><span class="descfrmTypeLabel">从接口复制的说明: <code><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html#convertTo-org.apache.calcite.linq4j.tree.Expression-org.apache.calcite.adapter.enumerable.PhysType-">PhysType</a></code></span></div> |
| <div class="block">Converts an enumerable of this physical type to an enumerable that uses a |
| given physical type for its rows.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">指定者:</span></dt> |
| <dd><code><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html#convertTo-org.apache.calcite.linq4j.tree.Expression-org.apache.calcite.adapter.enumerable.PhysType-">convertTo</a></code> 在接口中 <code><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html" title="org.apache.calcite.adapter.enumerable中的接口">PhysType</a></code></dd> |
| </dl> |
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| </ul> |
| <a name="convertTo-org.apache.calcite.linq4j.tree.Expression-org.apache.calcite.adapter.enumerable.JavaRowFormat-"> |
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| <h4>convertTo</h4> |
| <pre>public <a href="../../../../../org/apache/calcite/linq4j/tree/Expression.html" title="org.apache.calcite.linq4j.tree中的类">Expression</a> convertTo(<a href="../../../../../org/apache/calcite/linq4j/tree/Expression.html" title="org.apache.calcite.linq4j.tree中的类">Expression</a> exp, |
| <a href="../../../../../org/apache/calcite/adapter/enumerable/JavaRowFormat.html" title="org.apache.calcite.adapter.enumerable中的枚举">JavaRowFormat</a> targetFormat)</pre> |
| <div class="block"><span class="descfrmTypeLabel">从接口复制的说明: <code><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html#convertTo-org.apache.calcite.linq4j.tree.Expression-org.apache.calcite.adapter.enumerable.JavaRowFormat-">PhysType</a></code></span></div> |
| <div class="block">Converts an enumerable of this physical type to an enumerable that uses |
| the <code>targetFormat</code> for representing its rows.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">指定者:</span></dt> |
| <dd><code><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html#convertTo-org.apache.calcite.linq4j.tree.Expression-org.apache.calcite.adapter.enumerable.JavaRowFormat-">convertTo</a></code> 在接口中 <code><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html" title="org.apache.calcite.adapter.enumerable中的接口">PhysType</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="generateCollationKey-java.util.List-"> |
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| <h4>generateCollationKey</h4> |
| <pre>public <a href="../../../../../org/apache/calcite/util/Pair.html" title="org.apache.calcite.util中的类">Pair</a><<a href="../../../../../org/apache/calcite/linq4j/tree/Expression.html" title="org.apache.calcite.linq4j.tree中的类">Expression</a>,<a href="../../../../../org/apache/calcite/linq4j/tree/Expression.html" title="org.apache.calcite.linq4j.tree中的类">Expression</a>> generateCollationKey(<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><<a href="../../../../../org/apache/calcite/rel/RelFieldCollation.html" title="org.apache.calcite.rel中的类">RelFieldCollation</a>> collations)</pre> |
| <div class="block"><span class="descfrmTypeLabel">从接口复制的说明: <code><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html#generateCollationKey-java.util.List-">PhysType</a></code></span></div> |
| <div class="block">Returns a lambda to create a collation key and a comparator. The |
| comparator is sometimes null.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">指定者:</span></dt> |
| <dd><code><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html#generateCollationKey-java.util.List-">generateCollationKey</a></code> 在接口中 <code><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html" title="org.apache.calcite.adapter.enumerable中的接口">PhysType</a></code></dd> |
| </dl> |
| </li> |
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| <a name="generateComparator-org.apache.calcite.rel.RelCollation-"> |
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| <h4>generateComparator</h4> |
| <pre>public <a href="../../../../../org/apache/calcite/linq4j/tree/Expression.html" title="org.apache.calcite.linq4j.tree中的类">Expression</a> generateComparator(<a href="../../../../../org/apache/calcite/rel/RelCollation.html" title="org.apache.calcite.rel中的接口">RelCollation</a> collation)</pre> |
| <div class="block"><span class="descfrmTypeLabel">从接口复制的说明: <code><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html#generateComparator-org.apache.calcite.rel.RelCollation-">PhysType</a></code></span></div> |
| <div class="block">Returns a comparator. Unlike the comparator returned by |
| <a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html#generateCollationKey-java.util.List-"><code>PhysType.generateCollationKey(java.util.List)</code></a>, this comparator acts on the |
| whole element.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">指定者:</span></dt> |
| <dd><code><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html#generateComparator-org.apache.calcite.rel.RelCollation-">generateComparator</a></code> 在接口中 <code><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html" title="org.apache.calcite.adapter.enumerable中的接口">PhysType</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getRowType--"> |
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| </a> |
| <ul class="blockList"> |
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| <h4>getRowType</h4> |
| <pre>public <a href="../../../../../org/apache/calcite/rel/type/RelDataType.html" title="org.apache.calcite.rel.type中的接口">RelDataType</a> getRowType()</pre> |
| <div class="block"><span class="descfrmTypeLabel">从接口复制的说明: <code><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html#getRowType--">PhysType</a></code></span></div> |
| <div class="block">Returns the SQL row type.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">指定者:</span></dt> |
| <dd><code><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html#getRowType--">getRowType</a></code> 在接口中 <code><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html" title="org.apache.calcite.adapter.enumerable中的接口">PhysType</a></code></dd> |
| </dl> |
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| <h4>record</h4> |
| <pre>public <a href="../../../../../org/apache/calcite/linq4j/tree/Expression.html" title="org.apache.calcite.linq4j.tree中的类">Expression</a> record(<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><<a href="../../../../../org/apache/calcite/linq4j/tree/Expression.html" title="org.apache.calcite.linq4j.tree中的类">Expression</a>> expressions)</pre> |
| <div class="block"><span class="descfrmTypeLabel">从接口复制的说明: <code><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html#record-java.util.List-">PhysType</a></code></span></div> |
| <div class="block">Generates an expression that creates a record for a row, initializing |
| its fields with the given expressions. There must be one expression per |
| field.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">指定者:</span></dt> |
| <dd><code><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html#record-java.util.List-">record</a></code> 在接口中 <code><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html" title="org.apache.calcite.adapter.enumerable中的接口">PhysType</a></code></dd> |
| <dt><span class="paramLabel">参数:</span></dt> |
| <dd><code>expressions</code> - Expression to initialize each field</dd> |
| <dt><span class="returnLabel">返回:</span></dt> |
| <dd>Expression to create a row</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getJavaRowType--"> |
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| <h4>getJavaRowType</h4> |
| <pre>public <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/reflect/Type.html?is-external=true" title="java.lang.reflect中的类或接口">Type</a> getJavaRowType()</pre> |
| <div class="block"><span class="descfrmTypeLabel">从接口复制的说明: <code><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html#getJavaRowType--">PhysType</a></code></span></div> |
| <div class="block">Returns the Java type (often a Class) that represents a row. For |
| example, in one row format, always returns <code>Object[].class</code>.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">指定者:</span></dt> |
| <dd><code><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html#getJavaRowType--">getJavaRowType</a></code> 在接口中 <code><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html" title="org.apache.calcite.adapter.enumerable中的接口">PhysType</a></code></dd> |
| </dl> |
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| <h4>getJavaFieldType</h4> |
| <pre>public <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/reflect/Type.html?is-external=true" title="java.lang.reflect中的类或接口">Type</a> getJavaFieldType(int index)</pre> |
| <div class="block"><span class="descfrmTypeLabel">从接口复制的说明: <code><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html#getJavaFieldType-int-">PhysType</a></code></span></div> |
| <div class="block">Returns the Java class that is used to store the field with the given |
| ordinal. |
| |
| <p>For instance, when the java row type is <code>Object[]</code>, the java |
| field type is <code>Object</code> even if the field is not nullable.</p></div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">指定者:</span></dt> |
| <dd><code><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html#getJavaFieldType-int-">getJavaFieldType</a></code> 在接口中 <code><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html" title="org.apache.calcite.adapter.enumerable中的接口">PhysType</a></code></dd> |
| </dl> |
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| <a name="component-int-"> |
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| <h4>component</h4> |
| <pre>public <a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html" title="org.apache.calcite.adapter.enumerable中的接口">PhysType</a> component(int fieldOrdinal)</pre> |
| <div class="block"><span class="descfrmTypeLabel">从接口复制的说明: <code><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html#component-int-">PhysType</a></code></span></div> |
| <div class="block">Returns the physical type of a given field's component type.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">指定者:</span></dt> |
| <dd><code><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html#component-int-">component</a></code> 在接口中 <code><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html" title="org.apache.calcite.adapter.enumerable中的接口">PhysType</a></code></dd> |
| </dl> |
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| <h4>field</h4> |
| <pre>public <a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html" title="org.apache.calcite.adapter.enumerable中的接口">PhysType</a> field(int ordinal)</pre> |
| <div class="block"><span class="descfrmTypeLabel">从接口复制的说明: <code><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html#field-int-">PhysType</a></code></span></div> |
| <div class="block">Returns the physical type of a field.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">指定者:</span></dt> |
| <dd><code><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html#field-int-">field</a></code> 在接口中 <code><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html" title="org.apache.calcite.adapter.enumerable中的接口">PhysType</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="comparer--"> |
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| <h4>comparer</h4> |
| <pre>public <a href="../../../../../org/apache/calcite/linq4j/tree/Expression.html" title="org.apache.calcite.linq4j.tree中的类">Expression</a> comparer()</pre> |
| <div class="block"><span class="descfrmTypeLabel">从接口复制的说明: <code><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html#comparer--">PhysType</a></code></span></div> |
| <div class="block">Returns a expression that yields a comparer, or null if this type |
| is comparable.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">指定者:</span></dt> |
| <dd><code><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html#comparer--">comparer</a></code> 在接口中 <code><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html" title="org.apache.calcite.adapter.enumerable中的接口">PhysType</a></code></dd> |
| </dl> |
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| <a name="fieldClass-int-"> |
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| <h4>fieldClass</h4> |
| <pre>public <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Class.html?is-external=true" title="java.lang中的类或接口">Class</a> fieldClass(int field)</pre> |
| <div class="block"><span class="descfrmTypeLabel">从接口复制的说明: <code><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html#fieldClass-int-">PhysType</a></code></span></div> |
| <div class="block">Returns the Java class of the field with the given ordinal.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">指定者:</span></dt> |
| <dd><code><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html#fieldClass-int-">fieldClass</a></code> 在接口中 <code><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html" title="org.apache.calcite.adapter.enumerable中的接口">PhysType</a></code></dd> |
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| <pre>public boolean fieldNullable(int field)</pre> |
| <div class="block"><span class="descfrmTypeLabel">从接口复制的说明: <code><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html#fieldNullable-int-">PhysType</a></code></span></div> |
| <div class="block">Returns whether a given field allows null values.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">指定者:</span></dt> |
| <dd><code><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html#fieldNullable-int-">fieldNullable</a></code> 在接口中 <code><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html" title="org.apache.calcite.adapter.enumerable中的接口">PhysType</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="generateAccessor-java.util.List-"> |
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| <h4>generateAccessor</h4> |
| <pre>public <a href="../../../../../org/apache/calcite/linq4j/tree/Expression.html" title="org.apache.calcite.linq4j.tree中的类">Expression</a> generateAccessor(<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><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Integer.html?is-external=true" title="java.lang中的类或接口">Integer</a>> fields)</pre> |
| <div class="block"><span class="descfrmTypeLabel">从接口复制的说明: <code><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html#generateAccessor-java.util.List-">PhysType</a></code></span></div> |
| <div class="block">Generates an accessor function for a given list of fields. The resulting |
| object is a <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"><code>List</code></a> (implementing <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"><code>Object.hashCode()</code></a> and |
| <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"><code>Object.equals(Object)</code></a> per that interface) and also implements |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Comparable.html?is-external=true" title="java.lang中的类或接口"><code>Comparable</code></a>. |
| |
| <p>For example: |
| |
| <blockquote><pre> |
| new Function1<Employee, Object[]> { |
| public Object[] apply(Employee v1) { |
| return FlatLists.of(v1.<fieldN>, v1.<fieldM>); |
| } |
| } |
| }</pre></blockquote></div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">指定者:</span></dt> |
| <dd><code><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html#generateAccessor-java.util.List-">generateAccessor</a></code> 在接口中 <code><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html" title="org.apache.calcite.adapter.enumerable中的接口">PhysType</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="fieldReference-org.apache.calcite.linq4j.tree.Expression-int-"> |
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| <h4>fieldReference</h4> |
| <pre>public <a href="../../../../../org/apache/calcite/linq4j/tree/Expression.html" title="org.apache.calcite.linq4j.tree中的类">Expression</a> fieldReference(<a href="../../../../../org/apache/calcite/linq4j/tree/Expression.html" title="org.apache.calcite.linq4j.tree中的类">Expression</a> expression, |
| int field)</pre> |
| <div class="block"><span class="descfrmTypeLabel">从接口复制的说明: <code><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html#fieldReference-org.apache.calcite.linq4j.tree.Expression-int-">PhysType</a></code></span></div> |
| <div class="block">Generates a reference to a given field in an expression. |
| |
| <p>For example given <code>expression=employee</code> and <code>field=2</code>, |
| generates |
| |
| <blockquote><pre><code> employee.deptno</code></pre></blockquote></div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">指定者:</span></dt> |
| <dd><code><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html#fieldReference-org.apache.calcite.linq4j.tree.Expression-int-">fieldReference</a></code> 在接口中 <code><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html" title="org.apache.calcite.adapter.enumerable中的接口">PhysType</a></code></dd> |
| <dt><span class="paramLabel">参数:</span></dt> |
| <dd><code>expression</code> - Expression</dd> |
| <dd><code>field</code> - Ordinal of field</dd> |
| <dt><span class="returnLabel">返回:</span></dt> |
| <dd>Expression to access the field of the expression</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="fieldReference-org.apache.calcite.linq4j.tree.Expression-int-java.lang.reflect.Type-"> |
| <!-- --> |
| </a> |
| <ul class="blockListLast"> |
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| <h4>fieldReference</h4> |
| <pre>public <a href="../../../../../org/apache/calcite/linq4j/tree/Expression.html" title="org.apache.calcite.linq4j.tree中的类">Expression</a> fieldReference(<a href="../../../../../org/apache/calcite/linq4j/tree/Expression.html" title="org.apache.calcite.linq4j.tree中的类">Expression</a> expression, |
| int field, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/reflect/Type.html?is-external=true" title="java.lang.reflect中的类或接口">Type</a> storageType)</pre> |
| <div class="block"><span class="descfrmTypeLabel">从接口复制的说明: <code><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html#fieldReference-org.apache.calcite.linq4j.tree.Expression-int-java.lang.reflect.Type-">PhysType</a></code></span></div> |
| <div class="block">Generates a reference to a given field in an expression. |
| |
| <p>This method optimizes for the target storage type (i.e. avoids |
| casts). |
| |
| <p>For example given <code>expression=employee</code> and <code>field=2</code>, |
| generates |
| |
| <blockquote><pre><code> employee.deptno</code></pre></blockquote></div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">指定者:</span></dt> |
| <dd><code><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html#fieldReference-org.apache.calcite.linq4j.tree.Expression-int-java.lang.reflect.Type-">fieldReference</a></code> 在接口中 <code><a href="../../../../../org/apache/calcite/adapter/enumerable/PhysType.html" title="org.apache.calcite.adapter.enumerable中的接口">PhysType</a></code></dd> |
| <dt><span class="paramLabel">参数:</span></dt> |
| <dd><code>expression</code> - Expression</dd> |
| <dd><code>field</code> - Ordinal of field</dd> |
| <dd><code>storageType</code> - optional hint for storage class</dd> |
| <dt><span class="returnLabel">返回:</span></dt> |
| <dd>Expression to access the field of the expression</dd> |
| </dl> |
| </li> |
| </ul> |
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