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| <li><a href="#field.summary">字段</a> | </li> |
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| <div class="subTitle">org.apache.calcite.schema.impl</div> |
| <h2 title="类 StarTable" class="title">类 StarTable</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/schema/impl/AbstractTable.html" title="org.apache.calcite.schema.impl中的类">org.apache.calcite.schema.impl.AbstractTable</a></li> |
| <li> |
| <ul class="inheritance"> |
| <li>org.apache.calcite.schema.impl.StarTable</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/schema/Table.html" title="org.apache.calcite.schema中的接口">Table</a>, <a href="../../../../../org/apache/calcite/schema/TranslatableTable.html" title="org.apache.calcite.schema中的接口">TranslatableTable</a>, <a href="../../../../../org/apache/calcite/schema/Wrapper.html" title="org.apache.calcite.schema中的接口">Wrapper</a></dd> |
| </dl> |
| <hr> |
| <br> |
| <pre>public class <span class="typeNameLabel">StarTable</span> |
| extends <a href="../../../../../org/apache/calcite/schema/impl/AbstractTable.html" title="org.apache.calcite.schema.impl中的类">AbstractTable</a> |
| implements <a href="../../../../../org/apache/calcite/schema/TranslatableTable.html" title="org.apache.calcite.schema中的接口">TranslatableTable</a></pre> |
| <div class="block">Virtual table that is composed of two or more tables joined together. |
| |
| <p>Star tables do not occur in end-user queries. They are introduced by the |
| optimizer to help matching queries to materializations, and used only |
| during the planning process.</p> |
| |
| <p>When a materialization is defined, if it involves a join, it is converted |
| to a query on top of a star table. Queries that are candidates to map onto |
| the materialization are mapped onto the same star table.</p></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>static class </code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/schema/impl/StarTable.StarTableScan.html" title="org.apache.calcite.schema.impl中的类">StarTable.StarTableScan</a></span></code> |
| <div class="block">Relational expression that scans a <a href="../../../../../org/apache/calcite/schema/impl/StarTable.html" title="org.apache.calcite.schema.impl中的类"><code>StarTable</code></a>.</div> |
| </td> |
| </tr> |
| </table> |
| </li> |
| </ul> |
| <!-- =========== FIELD SUMMARY =========== --> |
| <ul class="blockList"> |
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| <h3>字段概要</h3> |
| <table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="字段概要表, 列表字段和解释"> |
| <caption><span>字段</span><span class="tabEnd"> </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="../../../../../org/apache/calcite/util/ImmutableIntList.html" title="org.apache.calcite.util中的类">ImmutableIntList</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/schema/impl/StarTable.html#fieldCounts">fieldCounts</a></span></code> |
| <div class="block">Number of fields in each table's row type.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code><a href="../../../../../org/apache/calcite/materialize/Lattice.html" title="org.apache.calcite.materialize中的类">Lattice</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/schema/impl/StarTable.html#lattice">lattice</a></span></code> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>com.google.common.collect.ImmutableList<<a href="../../../../../org/apache/calcite/schema/Table.html" title="org.apache.calcite.schema中的接口">Table</a>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/schema/impl/StarTable.html#tables">tables</a></span></code> </td> |
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| <!-- ========== METHOD SUMMARY =========== --> |
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| <li class="blockList"><a name="method.summary"> |
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| </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="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="../../../../../org/apache/calcite/schema/impl/StarTable.html" title="org.apache.calcite.schema.impl中的类">StarTable</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/schema/impl/StarTable.html#add-org.apache.calcite.schema.Table-">add</a></span>(<a href="../../../../../org/apache/calcite/schema/Table.html" title="org.apache.calcite.schema中的接口">Table</a> table)</code> </td> |
| </tr> |
| <tr id="i1" class="rowColor"> |
| <td class="colFirst"><code>int</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/schema/impl/StarTable.html#columnOffset-org.apache.calcite.schema.Table-">columnOffset</a></span>(<a href="../../../../../org/apache/calcite/schema/Table.html" title="org.apache.calcite.schema中的接口">Table</a> table)</code> |
| <div class="block">Returns the column offset of the first column of <code>table</code> in this |
| star table's output row type.</div> |
| </td> |
| </tr> |
| <tr id="i2" class="altColor"> |
| <td class="colFirst"><code><a href="../../../../../org/apache/calcite/schema/Schema.TableType.html" title="org.apache.calcite.schema中的枚举">Schema.TableType</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/schema/impl/StarTable.html#getJdbcTableType--">getJdbcTableType</a></span>()</code> |
| <div class="block">Type of table.</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/schema/impl/StarTable.html#getRowType-org.apache.calcite.rel.type.RelDataTypeFactory-">getRowType</a></span>(<a href="../../../../../org/apache/calcite/rel/type/RelDataTypeFactory.html" title="org.apache.calcite.rel.type中的接口">RelDataTypeFactory</a> typeFactory)</code> |
| <div class="block">Returns this table's row type.</div> |
| </td> |
| </tr> |
| <tr id="i4" class="altColor"> |
| <td class="colFirst"><code>static <a href="../../../../../org/apache/calcite/schema/impl/StarTable.html" title="org.apache.calcite.schema.impl中的类">StarTable</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/schema/impl/StarTable.html#of-org.apache.calcite.materialize.Lattice-java.util.List-">of</a></span>(<a href="../../../../../org/apache/calcite/materialize/Lattice.html" title="org.apache.calcite.materialize中的类">Lattice</a> lattice, |
| <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/schema/Table.html" title="org.apache.calcite.schema中的接口">Table</a>> tables)</code> |
| <div class="block">Creates a StarTable and registers it in a schema.</div> |
| </td> |
| </tr> |
| <tr id="i5" class="rowColor"> |
| <td class="colFirst"><code><a href="../../../../../org/apache/calcite/rel/RelNode.html" title="org.apache.calcite.rel中的接口">RelNode</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/schema/impl/StarTable.html#toRel-org.apache.calcite.plan.RelOptTable.ToRelContext-org.apache.calcite.plan.RelOptTable-">toRel</a></span>(<a href="../../../../../org/apache/calcite/plan/RelOptTable.ToRelContext.html" title="org.apache.calcite.plan中的接口">RelOptTable.ToRelContext</a> context, |
| <a href="../../../../../org/apache/calcite/plan/RelOptTable.html" title="org.apache.calcite.plan中的接口">RelOptTable</a> table)</code> |
| <div class="block">Converts this table into a <a href="../../../../../org/apache/calcite/rel/RelNode.html" title="org.apache.calcite.rel中的接口"><code>relational expression</code></a>.</div> |
| </td> |
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| <h3>从类继承的方法 org.apache.calcite.schema.impl.<a href="../../../../../org/apache/calcite/schema/impl/AbstractTable.html" title="org.apache.calcite.schema.impl中的类">AbstractTable</a></h3> |
| <code><a href="../../../../../org/apache/calcite/schema/impl/AbstractTable.html#getStatistic--">getStatistic</a>, <a href="../../../../../org/apache/calcite/schema/impl/AbstractTable.html#isRolledUp-java.lang.String-">isRolledUp</a>, <a href="../../../../../org/apache/calcite/schema/impl/AbstractTable.html#rolledUpColumnValidInsideAgg-java.lang.String-org.apache.calcite.sql.SqlCall-org.apache.calcite.sql.SqlNode-org.apache.calcite.config.CalciteConnectionConfig-">rolledUpColumnValidInsideAgg</a>, <a href="../../../../../org/apache/calcite/schema/impl/AbstractTable.html#unwrap-java.lang.Class-">unwrap</a></code></li> |
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| <code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#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.schema.<a href="../../../../../org/apache/calcite/schema/Table.html" title="org.apache.calcite.schema中的接口">Table</a></h3> |
| <code><a href="../../../../../org/apache/calcite/schema/Table.html#getStatistic--">getStatistic</a>, <a href="../../../../../org/apache/calcite/schema/Table.html#isRolledUp-java.lang.String-">isRolledUp</a>, <a href="../../../../../org/apache/calcite/schema/Table.html#rolledUpColumnValidInsideAgg-java.lang.String-org.apache.calcite.sql.SqlCall-org.apache.calcite.sql.SqlNode-org.apache.calcite.config.CalciteConnectionConfig-">rolledUpColumnValidInsideAgg</a></code></li> |
| </ul> |
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| <h3>字段详细资料</h3> |
| <a name="lattice"> |
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| <h4>lattice</h4> |
| <pre>public final <a href="../../../../../org/apache/calcite/materialize/Lattice.html" title="org.apache.calcite.materialize中的类">Lattice</a> lattice</pre> |
| </li> |
| </ul> |
| <a name="tables"> |
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| <h4>tables</h4> |
| <pre>public final com.google.common.collect.ImmutableList<<a href="../../../../../org/apache/calcite/schema/Table.html" title="org.apache.calcite.schema中的接口">Table</a>> tables</pre> |
| </li> |
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| <h4>fieldCounts</h4> |
| <pre>public <a href="../../../../../org/apache/calcite/util/ImmutableIntList.html" title="org.apache.calcite.util中的类">ImmutableIntList</a> fieldCounts</pre> |
| <div class="block">Number of fields in each table's row type.</div> |
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| <h3>方法详细资料</h3> |
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| <h4>of</h4> |
| <pre>public static <a href="../../../../../org/apache/calcite/schema/impl/StarTable.html" title="org.apache.calcite.schema.impl中的类">StarTable</a> of(<a href="../../../../../org/apache/calcite/materialize/Lattice.html" title="org.apache.calcite.materialize中的类">Lattice</a> lattice, |
| <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/schema/Table.html" title="org.apache.calcite.schema中的接口">Table</a>> tables)</pre> |
| <div class="block">Creates a StarTable and registers it in a schema.</div> |
| </li> |
| </ul> |
| <a name="getJdbcTableType--"> |
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| <h4>getJdbcTableType</h4> |
| <pre>public <a href="../../../../../org/apache/calcite/schema/Schema.TableType.html" title="org.apache.calcite.schema中的枚举">Schema.TableType</a> getJdbcTableType()</pre> |
| <div class="block"><span class="descfrmTypeLabel">从接口复制的说明: <code><a href="../../../../../org/apache/calcite/schema/Table.html#getJdbcTableType--">Table</a></code></span></div> |
| <div class="block">Type of table.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">指定者:</span></dt> |
| <dd><code><a href="../../../../../org/apache/calcite/schema/Table.html#getJdbcTableType--">getJdbcTableType</a></code> 在接口中 <code><a href="../../../../../org/apache/calcite/schema/Table.html" title="org.apache.calcite.schema中的接口">Table</a></code></dd> |
| <dt><span class="overrideSpecifyLabel">覆盖:</span></dt> |
| <dd><code><a href="../../../../../org/apache/calcite/schema/impl/AbstractTable.html#getJdbcTableType--">getJdbcTableType</a></code> 在类中 <code><a href="../../../../../org/apache/calcite/schema/impl/AbstractTable.html" title="org.apache.calcite.schema.impl中的类">AbstractTable</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getRowType-org.apache.calcite.rel.type.RelDataTypeFactory-"> |
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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(<a href="../../../../../org/apache/calcite/rel/type/RelDataTypeFactory.html" title="org.apache.calcite.rel.type中的接口">RelDataTypeFactory</a> typeFactory)</pre> |
| <div class="block"><span class="descfrmTypeLabel">从接口复制的说明: <code><a href="../../../../../org/apache/calcite/schema/Table.html#getRowType-org.apache.calcite.rel.type.RelDataTypeFactory-">Table</a></code></span></div> |
| <div class="block">Returns this table's row type. |
| |
| <p>This is a struct type whose |
| fields describe the names and types of the columns in this table.</p> |
| |
| <p>The implementer must use the type factory provided. This ensures that |
| the type is converted into a canonical form; other equal types in the same |
| query will use the same object.</p></div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">指定者:</span></dt> |
| <dd><code><a href="../../../../../org/apache/calcite/schema/Table.html#getRowType-org.apache.calcite.rel.type.RelDataTypeFactory-">getRowType</a></code> 在接口中 <code><a href="../../../../../org/apache/calcite/schema/Table.html" title="org.apache.calcite.schema中的接口">Table</a></code></dd> |
| <dt><span class="paramLabel">参数:</span></dt> |
| <dd><code>typeFactory</code> - Type factory with which to create the type</dd> |
| <dt><span class="returnLabel">返回:</span></dt> |
| <dd>Row type</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="toRel-org.apache.calcite.plan.RelOptTable.ToRelContext-org.apache.calcite.plan.RelOptTable-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>toRel</h4> |
| <pre>public <a href="../../../../../org/apache/calcite/rel/RelNode.html" title="org.apache.calcite.rel中的接口">RelNode</a> toRel(<a href="../../../../../org/apache/calcite/plan/RelOptTable.ToRelContext.html" title="org.apache.calcite.plan中的接口">RelOptTable.ToRelContext</a> context, |
| <a href="../../../../../org/apache/calcite/plan/RelOptTable.html" title="org.apache.calcite.plan中的接口">RelOptTable</a> table)</pre> |
| <div class="block"><span class="descfrmTypeLabel">从接口复制的说明: <code><a href="../../../../../org/apache/calcite/schema/TranslatableTable.html#toRel-org.apache.calcite.plan.RelOptTable.ToRelContext-org.apache.calcite.plan.RelOptTable-">TranslatableTable</a></code></span></div> |
| <div class="block">Converts this table into a <a href="../../../../../org/apache/calcite/rel/RelNode.html" title="org.apache.calcite.rel中的接口"><code>relational expression</code></a>.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">指定者:</span></dt> |
| <dd><code><a href="../../../../../org/apache/calcite/schema/TranslatableTable.html#toRel-org.apache.calcite.plan.RelOptTable.ToRelContext-org.apache.calcite.plan.RelOptTable-">toRel</a></code> 在接口中 <code><a href="../../../../../org/apache/calcite/schema/TranslatableTable.html" title="org.apache.calcite.schema中的接口">TranslatableTable</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="add-org.apache.calcite.schema.Table-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>add</h4> |
| <pre>public <a href="../../../../../org/apache/calcite/schema/impl/StarTable.html" title="org.apache.calcite.schema.impl中的类">StarTable</a> add(<a href="../../../../../org/apache/calcite/schema/Table.html" title="org.apache.calcite.schema中的接口">Table</a> table)</pre> |
| </li> |
| </ul> |
| <a name="columnOffset-org.apache.calcite.schema.Table-"> |
| <!-- --> |
| </a> |
| <ul class="blockListLast"> |
| <li class="blockList"> |
| <h4>columnOffset</h4> |
| <pre>public int columnOffset(<a href="../../../../../org/apache/calcite/schema/Table.html" title="org.apache.calcite.schema中的接口">Table</a> table)</pre> |
| <div class="block">Returns the column offset of the first column of <code>table</code> in this |
| star table's output row type.</div> |
| <dl> |
| <dt><span class="paramLabel">参数:</span></dt> |
| <dd><code>table</code> - Table</dd> |
| <dt><span class="returnLabel">返回:</span></dt> |
| <dd>Column offset</dd> |
| <dt><span class="throwsLabel">抛出:</span></dt> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="java.lang中的类或接口">IllegalArgumentException</a></code> - if table is not in this star</dd> |
| </dl> |
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