| <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> |
| <!-- NewPage --> |
| <html lang="zh"> |
| <head> |
| <!-- Generated by javadoc --> |
| <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> |
| <title>RelRecordType (Apache Calcite calcite API)</title> |
| <link rel="stylesheet" type="text/css" href="../../../../../stylesheet.css" title="Style"> |
| <script type="text/javascript" src="../../../../../script.js"></script> |
| </head> |
| <body> |
| <script type="text/javascript"><!-- |
| try { |
| if (location.href.indexOf('is-external=true') == -1) { |
| parent.document.title="RelRecordType (Apache Calcite calcite API)"; |
| } |
| } |
| catch(err) { |
| } |
| //--> |
| var methods = {"i0":10,"i1":10,"i2":10,"i3":10,"i4":10}; |
| var tabs = {65535:["t0","所有方法"],2:["t2","实例方法"],8:["t4","具体方法"]}; |
| var altColor = "altColor"; |
| var rowColor = "rowColor"; |
| var tableTab = "tableTab"; |
| var activeTableTab = "activeTableTab"; |
| </script> |
| <noscript> |
| <div>您的浏览器已禁用 JavaScript。</div> |
| </noscript> |
| <!-- ========= START OF TOP NAVBAR ======= --> |
| <div class="topNav"><a name="navbar.top"> |
| <!-- --> |
| </a> |
| <div class="skipNav"><a href="#skip.navbar.top" title="跳过导航链接">跳过导航链接</a></div> |
| <a name="navbar.top.firstrow"> |
| <!-- --> |
| </a> |
| <ul class="navList" title="导航"> |
| <li><a href="../../../../../overview-summary.html">概览</a></li> |
| <li><a href="package-summary.html">程序包</a></li> |
| <li class="navBarCell1Rev">类</li> |
| <li><a href="package-tree.html">树</a></li> |
| <li><a href="../../../../../deprecated-list.html">已过时</a></li> |
| <li><a href="../../../../../index-all.html">索引</a></li> |
| <li><a href="../../../../../help-doc.html">帮助</a></li> |
| </ul> |
| <div class="aboutLanguage"><b>Apache Calcite</b></div> |
| </div> |
| <div class="subNav"> |
| <ul class="navList"> |
| <li><a href="../../../../../org/apache/calcite/rel/type/RelProtoDataType.html" title="org.apache.calcite.rel.type中的接口"><span class="typeNameLink">上一个类</span></a></li> |
| <li><a href="../../../../../org/apache/calcite/rel/type/StructKind.html" title="org.apache.calcite.rel.type中的枚举"><span class="typeNameLink">下一个类</span></a></li> |
| </ul> |
| <ul class="navList"> |
| <li><a href="../../../../../index.html?org/apache/calcite/rel/type/RelRecordType.html" target="_top">框架</a></li> |
| <li><a href="RelRecordType.html" target="_top">无框架</a></li> |
| </ul> |
| <ul class="navList" id="allclasses_navbar_top"> |
| <li><a href="../../../../../allclasses-noframe.html">所有类</a></li> |
| </ul> |
| <div> |
| <script type="text/javascript"><!-- |
| allClassesLink = document.getElementById("allclasses_navbar_top"); |
| if(window==top) { |
| allClassesLink.style.display = "block"; |
| } |
| else { |
| allClassesLink.style.display = "none"; |
| } |
| //--> |
| </script> |
| </div> |
| <div> |
| <ul class="subNavList"> |
| <li>概要: </li> |
| <li>嵌套 | </li> |
| <li><a href="#fields.inherited.from.class.org.apache.calcite.rel.type.RelDataTypeImpl">字段</a> | </li> |
| <li><a href="#constructor.summary">构造器</a> | </li> |
| <li><a href="#method.summary">方法</a></li> |
| </ul> |
| <ul class="subNavList"> |
| <li>详细资料: </li> |
| <li>字段 | </li> |
| <li><a href="#constructor.detail">构造器</a> | </li> |
| <li><a href="#method.detail">方法</a></li> |
| </ul> |
| </div> |
| <a name="skip.navbar.top"> |
| <!-- --> |
| </a></div> |
| <!-- ========= END OF TOP NAVBAR ========= --> |
| <!-- ======== START OF CLASS DATA ======== --> |
| <div class="header"> |
| <div class="subTitle">org.apache.calcite.rel.type</div> |
| <h2 title="类 RelRecordType" class="title">类 RelRecordType</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/rel/type/RelDataTypeImpl.html" title="org.apache.calcite.rel.type中的类">org.apache.calcite.rel.type.RelDataTypeImpl</a></li> |
| <li> |
| <ul class="inheritance"> |
| <li>org.apache.calcite.rel.type.RelRecordType</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="https://docs.oracle.com/javase/8/docs/api/java/io/Serializable.html?is-external=true" title="java.io中的类或接口">Serializable</a>, <a href="../../../../../org/apache/calcite/rel/type/RelDataType.html" title="org.apache.calcite.rel.type中的接口">RelDataType</a>, <a href="../../../../../org/apache/calcite/rel/type/RelDataTypeFamily.html" title="org.apache.calcite.rel.type中的接口">RelDataTypeFamily</a></dd> |
| </dl> |
| <dl> |
| <dt>直接已知子类:</dt> |
| <dd><a href="../../../../../org/apache/calcite/jdbc/JavaRecordType.html" title="org.apache.calcite.jdbc中的类">JavaRecordType</a></dd> |
| </dl> |
| <hr> |
| <br> |
| <pre>public class <span class="typeNameLabel">RelRecordType</span> |
| extends <a href="../../../../../org/apache/calcite/rel/type/RelDataTypeImpl.html" title="org.apache.calcite.rel.type中的类">RelDataTypeImpl</a> |
| implements <a href="https://docs.oracle.com/javase/8/docs/api/java/io/Serializable.html?is-external=true" title="java.io中的类或接口">Serializable</a></pre> |
| <div class="block">RelRecordType represents a structured type having named fields.</div> |
| <dl> |
| <dt><span class="seeLabel">另请参阅:</span></dt> |
| <dd><a href="../../../../../serialized-form.html#org.apache.calcite.rel.type.RelRecordType">序列化表格</a></dd> |
| </dl> |
| </li> |
| </ul> |
| </div> |
| <div class="summary"> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <!-- =========== FIELD SUMMARY =========== --> |
| <ul class="blockList"> |
| <li class="blockList"><a name="field.summary"> |
| <!-- --> |
| </a> |
| <h3>字段概要</h3> |
| <ul class="blockList"> |
| <li class="blockList"><a name="fields.inherited.from.class.org.apache.calcite.rel.type.RelDataTypeImpl"> |
| <!-- --> |
| </a> |
| <h3>从类继承的字段 org.apache.calcite.rel.type.<a href="../../../../../org/apache/calcite/rel/type/RelDataTypeImpl.html" title="org.apache.calcite.rel.type中的类">RelDataTypeImpl</a></h3> |
| <code><a href="../../../../../org/apache/calcite/rel/type/RelDataTypeImpl.html#digest">digest</a>, <a href="../../../../../org/apache/calcite/rel/type/RelDataTypeImpl.html#fieldList">fieldList</a></code></li> |
| </ul> |
| <ul class="blockList"> |
| <li class="blockList"><a name="fields.inherited.from.class.org.apache.calcite.rel.type.RelDataType"> |
| <!-- --> |
| </a> |
| <h3>从接口继承的字段 org.apache.calcite.rel.type.<a href="../../../../../org/apache/calcite/rel/type/RelDataType.html" title="org.apache.calcite.rel.type中的接口">RelDataType</a></h3> |
| <code><a href="../../../../../org/apache/calcite/rel/type/RelDataType.html#PRECISION_NOT_SPECIFIED">PRECISION_NOT_SPECIFIED</a>, <a href="../../../../../org/apache/calcite/rel/type/RelDataType.html#SCALE_NOT_SPECIFIED">SCALE_NOT_SPECIFIED</a></code></li> |
| </ul> |
| </li> |
| </ul> |
| <!-- ======== CONSTRUCTOR SUMMARY ======== --> |
| <ul class="blockList"> |
| <li class="blockList"><a name="constructor.summary"> |
| <!-- --> |
| </a> |
| <h3>构造器概要</h3> |
| <table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="构造器概要表, 列表构造器和解释"> |
| <caption><span>构造器</span><span class="tabEnd"> </span></caption> |
| <tr> |
| <th class="colOne" scope="col">构造器和说明</th> |
| </tr> |
| <tr class="altColor"> |
| <td class="colOne"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/rel/type/RelRecordType.html#RelRecordType-java.util.List-">RelRecordType</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/type/RelDataTypeField.html" title="org.apache.calcite.rel.type中的接口">RelDataTypeField</a>> fields)</code> |
| <div class="block">Creates a <code>RecordType</code>.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colOne"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/rel/type/RelRecordType.html#RelRecordType-org.apache.calcite.rel.type.StructKind-java.util.List-">RelRecordType</a></span>(<a href="../../../../../org/apache/calcite/rel/type/StructKind.html" title="org.apache.calcite.rel.type中的枚举">StructKind</a> kind, |
| <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/type/RelDataTypeField.html" title="org.apache.calcite.rel.type中的接口">RelDataTypeField</a>> fields)</code> |
| <div class="block">Creates a <code>RecordType</code>.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colOne"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/rel/type/RelRecordType.html#RelRecordType-org.apache.calcite.rel.type.StructKind-java.util.List-boolean-">RelRecordType</a></span>(<a href="../../../../../org/apache/calcite/rel/type/StructKind.html" title="org.apache.calcite.rel.type中的枚举">StructKind</a> kind, |
| <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/type/RelDataTypeField.html" title="org.apache.calcite.rel.type中的接口">RelDataTypeField</a>> fields, |
| boolean nullable)</code> |
| <div class="block">Creates a <code>RecordType</code>.</div> |
| </td> |
| </tr> |
| </table> |
| </li> |
| </ul> |
| <!-- ========== METHOD SUMMARY =========== --> |
| <ul class="blockList"> |
| <li class="blockList"><a name="method.summary"> |
| <!-- --> |
| </a> |
| <h3>方法概要</h3> |
| <table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="方法概要表, 列表方法和解释"> |
| <caption><span id="t0" class="activeTableTab"><span>所有方法</span><span class="tabEnd"> </span></span><span id="t2" class="tableTab"><span><a href="javascript:show(2);">实例方法</a></span><span class="tabEnd"> </span></span><span id="t4" class="tableTab"><span><a href="javascript:show(8);">具体方法</a></span><span class="tabEnd"> </span></span></caption> |
| <tr> |
| <th class="colFirst" scope="col">限定符和类型</th> |
| <th class="colLast" scope="col">方法和说明</th> |
| </tr> |
| <tr id="i0" class="altColor"> |
| <td class="colFirst"><code>protected void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/rel/type/RelRecordType.html#generateTypeString-java.lang.StringBuilder-boolean-">generateTypeString</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/StringBuilder.html?is-external=true" title="java.lang中的类或接口">StringBuilder</a> sb, |
| boolean withDetail)</code> |
| <div class="block">Generates a string representation of this type.</div> |
| </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/rel/type/RelRecordType.html#getPrecision--">getPrecision</a></span>()</code> |
| <div class="block">Gets the JDBC-defined precision for values of this type.</div> |
| </td> |
| </tr> |
| <tr id="i2" class="altColor"> |
| <td class="colFirst"><code><a href="../../../../../org/apache/calcite/sql/type/SqlTypeName.html" title="org.apache.calcite.sql.type中的枚举">SqlTypeName</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/rel/type/RelRecordType.html#getSqlTypeName--">getSqlTypeName</a></span>()</code> |
| <div class="block">Gets the <a href="../../../../../org/apache/calcite/sql/type/SqlTypeName.html" title="org.apache.calcite.sql.type中的枚举"><code>SqlTypeName</code></a> of this type.</div> |
| </td> |
| </tr> |
| <tr id="i3" class="rowColor"> |
| <td class="colFirst"><code><a href="../../../../../org/apache/calcite/rel/type/StructKind.html" title="org.apache.calcite.rel.type中的枚举">StructKind</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/rel/type/RelRecordType.html#getStructKind--">getStructKind</a></span>()</code> |
| <div class="block">Returns the rule for resolving the fields of a structured type, |
| or <a href="../../../../../org/apache/calcite/rel/type/StructKind.html#NONE"><code>StructKind.NONE</code></a> if this is not a structured type.</div> |
| </td> |
| </tr> |
| <tr id="i4" class="altColor"> |
| <td class="colFirst"><code>boolean</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/rel/type/RelRecordType.html#isNullable--">isNullable</a></span>()</code> |
| <div class="block">Queries whether this type allows null values.</div> |
| </td> |
| </tr> |
| </table> |
| <ul class="blockList"> |
| <li class="blockList"><a name="methods.inherited.from.class.org.apache.calcite.rel.type.RelDataTypeImpl"> |
| <!-- --> |
| </a> |
| <h3>从类继承的方法 org.apache.calcite.rel.type.<a href="../../../../../org/apache/calcite/rel/type/RelDataTypeImpl.html" title="org.apache.calcite.rel.type中的类">RelDataTypeImpl</a></h3> |
| <code><a href="../../../../../org/apache/calcite/rel/type/RelDataTypeImpl.html#computeDigest--">computeDigest</a>, <a href="../../../../../org/apache/calcite/rel/type/RelDataTypeImpl.html#equals-java.lang.Object-">equals</a>, <a href="../../../../../org/apache/calcite/rel/type/RelDataTypeImpl.html#extra-org.apache.calcite.rel.type.RelDataType-">extra</a>, <a href="../../../../../org/apache/calcite/rel/type/RelDataTypeImpl.html#getCharset--">getCharset</a>, <a href="../../../../../org/apache/calcite/rel/type/RelDataTypeImpl.html#getCollation--">getCollation</a>, <a href="../../../../../org/apache/calcite/rel/type/RelDataTypeImpl.html#getComparability--">getComparability</a>, <a href="../../../../../org/apache/calcite/rel/type/RelDataTypeImpl.html#getComponentType--">getComponentType</a>, <a href="../../../../../org/apache/calcite/rel/type/RelDataTypeImpl.html#getFamily--">getFamily</a>, <a href="../../../../../org/apache/calcite/rel/type/RelDataTypeImpl.html#getField-java.lang.String-boolean-boolean-">getField</a>, <a href="../../../../../org/apache/calcite/rel/type/RelDataTypeImpl.html#getFieldCount--">getFieldCount</a>, <a href="../../../../../org/apache/calcite/rel/type/RelDataTypeImpl.html#getFieldList--">getFieldList</a>, <a href="../../../../../org/apache/calcite/rel/type/RelDataTypeImpl.html#getFieldNames--">getFieldNames</a>, <a href="../../../../../org/apache/calcite/rel/type/RelDataTypeImpl.html#getFullTypeString--">getFullTypeString</a>, <a href="../../../../../org/apache/calcite/rel/type/RelDataTypeImpl.html#getIntervalQualifier--">getIntervalQualifier</a>, <a href="../../../../../org/apache/calcite/rel/type/RelDataTypeImpl.html#getKeyType--">getKeyType</a>, <a href="../../../../../org/apache/calcite/rel/type/RelDataTypeImpl.html#getPrecedenceList--">getPrecedenceList</a>, <a href="../../../../../org/apache/calcite/rel/type/RelDataTypeImpl.html#getScale--">getScale</a>, <a href="../../../../../org/apache/calcite/rel/type/RelDataTypeImpl.html#getSqlIdentifier--">getSqlIdentifier</a>, <a href="../../../../../org/apache/calcite/rel/type/RelDataTypeImpl.html#getValueType--">getValueType</a>, <a href="../../../../../org/apache/calcite/rel/type/RelDataTypeImpl.html#hashCode--">hashCode</a>, <a href="../../../../../org/apache/calcite/rel/type/RelDataTypeImpl.html#isDynamicStruct--">isDynamicStruct</a>, <a href="../../../../../org/apache/calcite/rel/type/RelDataTypeImpl.html#isStruct--">isStruct</a>, <a href="../../../../../org/apache/calcite/rel/type/RelDataTypeImpl.html#proto-org.apache.calcite.rel.type.RelDataType-">proto</a>, <a href="../../../../../org/apache/calcite/rel/type/RelDataTypeImpl.html#proto-org.apache.calcite.sql.type.SqlTypeName-boolean-">proto</a>, <a href="../../../../../org/apache/calcite/rel/type/RelDataTypeImpl.html#proto-org.apache.calcite.sql.type.SqlTypeName-int-boolean-">proto</a>, <a href="../../../../../org/apache/calcite/rel/type/RelDataTypeImpl.html#proto-org.apache.calcite.sql.type.SqlTypeName-int-int-boolean-">proto</a>, <a href="../../../../../org/apache/calcite/rel/type/RelDataTypeImpl.html#toString--">toString</a></code></li> |
| </ul> |
| <ul class="blockList"> |
| <li class="blockList"><a name="methods.inherited.from.class.java.lang.Object"> |
| <!-- --> |
| </a> |
| <h3>从类继承的方法 java.lang.<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="java.lang中的类或接口">Object</a></h3> |
| <code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#clone--" title="java.lang中的类或接口">clone</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#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#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#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> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| </div> |
| <div class="details"> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <!-- ========= CONSTRUCTOR DETAIL ======== --> |
| <ul class="blockList"> |
| <li class="blockList"><a name="constructor.detail"> |
| <!-- --> |
| </a> |
| <h3>构造器详细资料</h3> |
| <a name="RelRecordType-org.apache.calcite.rel.type.StructKind-java.util.List-boolean-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>RelRecordType</h4> |
| <pre>public RelRecordType(<a href="../../../../../org/apache/calcite/rel/type/StructKind.html" title="org.apache.calcite.rel.type中的枚举">StructKind</a> kind, |
| <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/type/RelDataTypeField.html" title="org.apache.calcite.rel.type中的接口">RelDataTypeField</a>> fields, |
| boolean nullable)</pre> |
| <div class="block">Creates a <code>RecordType</code>. This should only be called from a |
| factory method.</div> |
| <dl> |
| <dt><span class="paramLabel">参数:</span></dt> |
| <dd><code>kind</code> - Name resolution policy</dd> |
| <dd><code>fields</code> - List of fields</dd> |
| <dd><code>nullable</code> - Whether this record type allows null values</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="RelRecordType-org.apache.calcite.rel.type.StructKind-java.util.List-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>RelRecordType</h4> |
| <pre>public RelRecordType(<a href="../../../../../org/apache/calcite/rel/type/StructKind.html" title="org.apache.calcite.rel.type中的枚举">StructKind</a> kind, |
| <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/type/RelDataTypeField.html" title="org.apache.calcite.rel.type中的接口">RelDataTypeField</a>> fields)</pre> |
| <div class="block">Creates a <code>RecordType</code>. This should only be called from a |
| factory method. |
| Shorthand for <code>RelRecordType(kind, fields, false)</code>.</div> |
| </li> |
| </ul> |
| <a name="RelRecordType-java.util.List-"> |
| <!-- --> |
| </a> |
| <ul class="blockListLast"> |
| <li class="blockList"> |
| <h4>RelRecordType</h4> |
| <pre>public RelRecordType(<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/type/RelDataTypeField.html" title="org.apache.calcite.rel.type中的接口">RelDataTypeField</a>> fields)</pre> |
| <div class="block">Creates a <code>RecordType</code>. This should only be called from a |
| factory method. |
| Shorthand for <code>RelRecordType(StructKind.FULLY_QUALIFIED, fields, false)</code>.</div> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| <!-- ============ METHOD DETAIL ========== --> |
| <ul class="blockList"> |
| <li class="blockList"><a name="method.detail"> |
| <!-- --> |
| </a> |
| <h3>方法详细资料</h3> |
| <a name="getSqlTypeName--"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getSqlTypeName</h4> |
| <pre>public <a href="../../../../../org/apache/calcite/sql/type/SqlTypeName.html" title="org.apache.calcite.sql.type中的枚举">SqlTypeName</a> getSqlTypeName()</pre> |
| <div class="block"><span class="descfrmTypeLabel">从接口复制的说明: <code><a href="../../../../../org/apache/calcite/rel/type/RelDataType.html#getSqlTypeName--">RelDataType</a></code></span></div> |
| <div class="block">Gets the <a href="../../../../../org/apache/calcite/sql/type/SqlTypeName.html" title="org.apache.calcite.sql.type中的枚举"><code>SqlTypeName</code></a> of this type.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">指定者:</span></dt> |
| <dd><code><a href="../../../../../org/apache/calcite/rel/type/RelDataType.html#getSqlTypeName--">getSqlTypeName</a></code> 在接口中 <code><a href="../../../../../org/apache/calcite/rel/type/RelDataType.html" title="org.apache.calcite.rel.type中的接口">RelDataType</a></code></dd> |
| <dt><span class="overrideSpecifyLabel">覆盖:</span></dt> |
| <dd><code><a href="../../../../../org/apache/calcite/rel/type/RelDataTypeImpl.html#getSqlTypeName--">getSqlTypeName</a></code> 在类中 <code><a href="../../../../../org/apache/calcite/rel/type/RelDataTypeImpl.html" title="org.apache.calcite.rel.type中的类">RelDataTypeImpl</a></code></dd> |
| <dt><span class="returnLabel">返回:</span></dt> |
| <dd>SqlTypeName, or null if this is not an SQL predefined type</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="isNullable--"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>isNullable</h4> |
| <pre>public boolean isNullable()</pre> |
| <div class="block"><span class="descfrmTypeLabel">从接口复制的说明: <code><a href="../../../../../org/apache/calcite/rel/type/RelDataType.html#isNullable--">RelDataType</a></code></span></div> |
| <div class="block">Queries whether this type allows null values.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">指定者:</span></dt> |
| <dd><code><a href="../../../../../org/apache/calcite/rel/type/RelDataType.html#isNullable--">isNullable</a></code> 在接口中 <code><a href="../../../../../org/apache/calcite/rel/type/RelDataType.html" title="org.apache.calcite.rel.type中的接口">RelDataType</a></code></dd> |
| <dt><span class="overrideSpecifyLabel">覆盖:</span></dt> |
| <dd><code><a href="../../../../../org/apache/calcite/rel/type/RelDataTypeImpl.html#isNullable--">isNullable</a></code> 在类中 <code><a href="../../../../../org/apache/calcite/rel/type/RelDataTypeImpl.html" title="org.apache.calcite.rel.type中的类">RelDataTypeImpl</a></code></dd> |
| <dt><span class="returnLabel">返回:</span></dt> |
| <dd>whether type allows null values</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getPrecision--"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getPrecision</h4> |
| <pre>public int getPrecision()</pre> |
| <div class="block"><span class="descfrmTypeLabel">从接口复制的说明: <code><a href="../../../../../org/apache/calcite/rel/type/RelDataType.html#getPrecision--">RelDataType</a></code></span></div> |
| <div class="block">Gets the JDBC-defined precision for values of this type. Note that this |
| is not always the same as the user-specified precision. For example, the |
| type INTEGER has no user-specified precision, but this method returns 10 |
| for an INTEGER type. |
| |
| <p>Returns <a href="../../../../../org/apache/calcite/rel/type/RelDataType.html#PRECISION_NOT_SPECIFIED"><code>RelDataType.PRECISION_NOT_SPECIFIED</code></a> (-1) if precision is not |
| applicable for this type.</p></div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">指定者:</span></dt> |
| <dd><code><a href="../../../../../org/apache/calcite/rel/type/RelDataType.html#getPrecision--">getPrecision</a></code> 在接口中 <code><a href="../../../../../org/apache/calcite/rel/type/RelDataType.html" title="org.apache.calcite.rel.type中的接口">RelDataType</a></code></dd> |
| <dt><span class="overrideSpecifyLabel">覆盖:</span></dt> |
| <dd><code><a href="../../../../../org/apache/calcite/rel/type/RelDataTypeImpl.html#getPrecision--">getPrecision</a></code> 在类中 <code><a href="../../../../../org/apache/calcite/rel/type/RelDataTypeImpl.html" title="org.apache.calcite.rel.type中的类">RelDataTypeImpl</a></code></dd> |
| <dt><span class="returnLabel">返回:</span></dt> |
| <dd>number of decimal digits for exact numeric types; number of |
| decimal digits in mantissa for approximate numeric types; number of |
| decimal digits for fractional seconds of datetime types; length in |
| characters for character types; length in bytes for binary types; length |
| in bits for bit types; 1 for BOOLEAN; -1 if precision is not valid for |
| this type</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getStructKind--"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getStructKind</h4> |
| <pre>public <a href="../../../../../org/apache/calcite/rel/type/StructKind.html" title="org.apache.calcite.rel.type中的枚举">StructKind</a> getStructKind()</pre> |
| <div class="block"><span class="descfrmTypeLabel">从接口复制的说明: <code><a href="../../../../../org/apache/calcite/rel/type/RelDataType.html#getStructKind--">RelDataType</a></code></span></div> |
| <div class="block">Returns the rule for resolving the fields of a structured type, |
| or <a href="../../../../../org/apache/calcite/rel/type/StructKind.html#NONE"><code>StructKind.NONE</code></a> if this is not a structured type.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">指定者:</span></dt> |
| <dd><code><a href="../../../../../org/apache/calcite/rel/type/RelDataType.html#getStructKind--">getStructKind</a></code> 在接口中 <code><a href="../../../../../org/apache/calcite/rel/type/RelDataType.html" title="org.apache.calcite.rel.type中的接口">RelDataType</a></code></dd> |
| <dt><span class="overrideSpecifyLabel">覆盖:</span></dt> |
| <dd><code><a href="../../../../../org/apache/calcite/rel/type/RelDataTypeImpl.html#getStructKind--">getStructKind</a></code> 在类中 <code><a href="../../../../../org/apache/calcite/rel/type/RelDataTypeImpl.html" title="org.apache.calcite.rel.type中的类">RelDataTypeImpl</a></code></dd> |
| <dt><span class="returnLabel">返回:</span></dt> |
| <dd>the StructKind that determines how this type's fields are resolved</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="generateTypeString-java.lang.StringBuilder-boolean-"> |
| <!-- --> |
| </a> |
| <ul class="blockListLast"> |
| <li class="blockList"> |
| <h4>generateTypeString</h4> |
| <pre>protected void generateTypeString(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/StringBuilder.html?is-external=true" title="java.lang中的类或接口">StringBuilder</a> sb, |
| boolean withDetail)</pre> |
| <div class="block"><span class="descfrmTypeLabel">从类复制的说明: <code><a href="../../../../../org/apache/calcite/rel/type/RelDataTypeImpl.html#generateTypeString-java.lang.StringBuilder-boolean-">RelDataTypeImpl</a></code></span></div> |
| <div class="block">Generates a string representation of this type.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">指定者:</span></dt> |
| <dd><code><a href="../../../../../org/apache/calcite/rel/type/RelDataTypeImpl.html#generateTypeString-java.lang.StringBuilder-boolean-">generateTypeString</a></code> 在类中 <code><a href="../../../../../org/apache/calcite/rel/type/RelDataTypeImpl.html" title="org.apache.calcite.rel.type中的类">RelDataTypeImpl</a></code></dd> |
| <dt><span class="paramLabel">参数:</span></dt> |
| <dd><code>sb</code> - StringBuilder into which to generate the string</dd> |
| <dd><code>withDetail</code> - when true, all detail information needed to compute a |
| unique digest (and return from getFullTypeString) should |
| be included;</dd> |
| </dl> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| </div> |
| </div> |
| <!-- ========= END OF CLASS DATA ========= --> |
| <!-- ======= START OF BOTTOM NAVBAR ====== --> |
| <div class="bottomNav"><a name="navbar.bottom"> |
| <!-- --> |
| </a> |
| <div class="skipNav"><a href="#skip.navbar.bottom" title="跳过导航链接">跳过导航链接</a></div> |
| <a name="navbar.bottom.firstrow"> |
| <!-- --> |
| </a> |
| <ul class="navList" title="导航"> |
| <li><a href="../../../../../overview-summary.html">概览</a></li> |
| <li><a href="package-summary.html">程序包</a></li> |
| <li class="navBarCell1Rev">类</li> |
| <li><a href="package-tree.html">树</a></li> |
| <li><a href="../../../../../deprecated-list.html">已过时</a></li> |
| <li><a href="../../../../../index-all.html">索引</a></li> |
| <li><a href="../../../../../help-doc.html">帮助</a></li> |
| </ul> |
| <div class="aboutLanguage"><b>Apache Calcite</b></div> |
| </div> |
| <div class="subNav"> |
| <ul class="navList"> |
| <li><a href="../../../../../org/apache/calcite/rel/type/RelProtoDataType.html" title="org.apache.calcite.rel.type中的接口"><span class="typeNameLink">上一个类</span></a></li> |
| <li><a href="../../../../../org/apache/calcite/rel/type/StructKind.html" title="org.apache.calcite.rel.type中的枚举"><span class="typeNameLink">下一个类</span></a></li> |
| </ul> |
| <ul class="navList"> |
| <li><a href="../../../../../index.html?org/apache/calcite/rel/type/RelRecordType.html" target="_top">框架</a></li> |
| <li><a href="RelRecordType.html" target="_top">无框架</a></li> |
| </ul> |
| <ul class="navList" id="allclasses_navbar_bottom"> |
| <li><a href="../../../../../allclasses-noframe.html">所有类</a></li> |
| </ul> |
| <div> |
| <script type="text/javascript"><!-- |
| allClassesLink = document.getElementById("allclasses_navbar_bottom"); |
| if(window==top) { |
| allClassesLink.style.display = "block"; |
| } |
| else { |
| allClassesLink.style.display = "none"; |
| } |
| //--> |
| </script> |
| </div> |
| <div> |
| <ul class="subNavList"> |
| <li>概要: </li> |
| <li>嵌套 | </li> |
| <li><a href="#fields.inherited.from.class.org.apache.calcite.rel.type.RelDataTypeImpl">字段</a> | </li> |
| <li><a href="#constructor.summary">构造器</a> | </li> |
| <li><a href="#method.summary">方法</a></li> |
| </ul> |
| <ul class="subNavList"> |
| <li>详细资料: </li> |
| <li>字段 | </li> |
| <li><a href="#constructor.detail">构造器</a> | </li> |
| <li><a href="#method.detail">方法</a></li> |
| </ul> |
| </div> |
| <a name="skip.navbar.bottom"> |
| <!-- --> |
| </a></div> |
| <!-- ======== END OF BOTTOM NAVBAR ======= --> |
| <p class="legalCopy"><small>Copyright © 2012-2020 Apache Software Foundation. All Rights Reserved.</small></p> |
| </body> |
| </html> |