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| <li>概要: </li> |
| <li><a href="#nested.classes.inherited.from.class.org.apache.calcite.rel.type.RelDataTypeFactoryImpl">嵌套</a> | </li> |
| <li><a href="#fields.inherited.from.class.org.apache.calcite.rel.type.RelDataTypeFactoryImpl">字段</a> | </li> |
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| <li>字段 | </li> |
| <li><a href="#constructor.detail">构造器</a> | </li> |
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| <div class="subTitle">org.apache.calcite.sql.type</div> |
| <h2 title="类 SqlTypeFactoryImpl" class="title">类 SqlTypeFactoryImpl</h2> |
| </div> |
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| <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/RelDataTypeFactoryImpl.html" title="org.apache.calcite.rel.type中的类">org.apache.calcite.rel.type.RelDataTypeFactoryImpl</a></li> |
| <li> |
| <ul class="inheritance"> |
| <li>org.apache.calcite.sql.type.SqlTypeFactoryImpl</li> |
| </ul> |
| </li> |
| </ul> |
| </li> |
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| <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/rel/type/RelDataTypeFactory.html" title="org.apache.calcite.rel.type中的接口">RelDataTypeFactory</a></dd> |
| </dl> |
| <dl> |
| <dt>直接已知子类:</dt> |
| <dd><a href="../../../../../org/apache/calcite/jdbc/JavaTypeFactoryImpl.html" title="org.apache.calcite.jdbc中的类">JavaTypeFactoryImpl</a></dd> |
| </dl> |
| <hr> |
| <br> |
| <pre>public class <span class="typeNameLabel">SqlTypeFactoryImpl</span> |
| extends <a href="../../../../../org/apache/calcite/rel/type/RelDataTypeFactoryImpl.html" title="org.apache.calcite.rel.type中的类">RelDataTypeFactoryImpl</a></pre> |
| <div class="block">SqlTypeFactoryImpl provides a default implementation of |
| <a href="../../../../../org/apache/calcite/rel/type/RelDataTypeFactory.html" title="org.apache.calcite.rel.type中的接口"><code>RelDataTypeFactory</code></a> which supports SQL types.</div> |
| </li> |
| </ul> |
| </div> |
| <div class="summary"> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <!-- ======== NESTED CLASS SUMMARY ======== --> |
| <ul class="blockList"> |
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| </a> |
| <h3>嵌套类概要</h3> |
| <ul class="blockList"> |
| <li class="blockList"><a name="nested.classes.inherited.from.class.org.apache.calcite.rel.type.RelDataTypeFactoryImpl"> |
| <!-- --> |
| </a> |
| <h3>从类继承的嵌套类/接口 org.apache.calcite.rel.type.<a href="../../../../../org/apache/calcite/rel/type/RelDataTypeFactoryImpl.html" title="org.apache.calcite.rel.type中的类">RelDataTypeFactoryImpl</a></h3> |
| <code><a href="../../../../../org/apache/calcite/rel/type/RelDataTypeFactoryImpl.JavaType.html" title="org.apache.calcite.rel.type中的类">RelDataTypeFactoryImpl.JavaType</a></code></li> |
| </ul> |
| <ul class="blockList"> |
| <li class="blockList"><a name="nested.classes.inherited.from.class.org.apache.calcite.rel.type.RelDataTypeFactory"> |
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| </a> |
| <h3>从接口继承的嵌套类/接口 org.apache.calcite.rel.type.<a href="../../../../../org/apache/calcite/rel/type/RelDataTypeFactory.html" title="org.apache.calcite.rel.type中的接口">RelDataTypeFactory</a></h3> |
| <code><a href="../../../../../org/apache/calcite/rel/type/RelDataTypeFactory.Builder.html" title="org.apache.calcite.rel.type中的类">RelDataTypeFactory.Builder</a>, <a href="../../../../../org/apache/calcite/rel/type/RelDataTypeFactory.FieldInfo.html" title="org.apache.calcite.rel.type中的接口">RelDataTypeFactory.FieldInfo</a>, <a href="../../../../../org/apache/calcite/rel/type/RelDataTypeFactory.FieldInfoBuilder.html" title="org.apache.calcite.rel.type中的类">RelDataTypeFactory.FieldInfoBuilder</a></code></li> |
| </ul> |
| </li> |
| </ul> |
| <!-- =========== FIELD SUMMARY =========== --> |
| <ul class="blockList"> |
| <li class="blockList"><a name="field.summary"> |
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| </a> |
| <h3>字段概要</h3> |
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| <li class="blockList"><a name="fields.inherited.from.class.org.apache.calcite.rel.type.RelDataTypeFactoryImpl"> |
| <!-- --> |
| </a> |
| <h3>从类继承的字段 org.apache.calcite.rel.type.<a href="../../../../../org/apache/calcite/rel/type/RelDataTypeFactoryImpl.html" title="org.apache.calcite.rel.type中的类">RelDataTypeFactoryImpl</a></h3> |
| <code><a href="../../../../../org/apache/calcite/rel/type/RelDataTypeFactoryImpl.html#typeSystem">typeSystem</a></code></li> |
| </ul> |
| </li> |
| </ul> |
| <!-- ======== CONSTRUCTOR SUMMARY ======== --> |
| <ul class="blockList"> |
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| </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/sql/type/SqlTypeFactoryImpl.html#SqlTypeFactoryImpl-org.apache.calcite.rel.type.RelDataTypeSystem-">SqlTypeFactoryImpl</a></span>(<a href="../../../../../org/apache/calcite/rel/type/RelDataTypeSystem.html" title="org.apache.calcite.rel.type中的接口">RelDataTypeSystem</a> typeSystem)</code> </td> |
| </tr> |
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| </ul> |
| <!-- ========== METHOD SUMMARY =========== --> |
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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="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 <a href="../../../../../org/apache/calcite/rel/type/RelDataType.html" title="org.apache.calcite.rel.type中的接口">RelDataType</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/sql/type/SqlTypeFactoryImpl.html#canonize-org.apache.calcite.rel.type.RelDataType-">canonize</a></span>(<a href="../../../../../org/apache/calcite/rel/type/RelDataType.html" title="org.apache.calcite.rel.type中的接口">RelDataType</a> type)</code> |
| <div class="block">Registers a type, or returns the existing type if it is already |
| registered.</div> |
| </td> |
| </tr> |
| <tr id="i1" class="rowColor"> |
| <td class="colFirst"><code><a href="../../../../../org/apache/calcite/rel/type/RelDataType.html" title="org.apache.calcite.rel.type中的接口">RelDataType</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/sql/type/SqlTypeFactoryImpl.html#createArrayType-org.apache.calcite.rel.type.RelDataType-long-">createArrayType</a></span>(<a href="../../../../../org/apache/calcite/rel/type/RelDataType.html" title="org.apache.calcite.rel.type中的接口">RelDataType</a> elementType, |
| long maxCardinality)</code> |
| <div class="block">Creates an array type.</div> |
| </td> |
| </tr> |
| <tr id="i2" class="altColor"> |
| <td class="colFirst"><code><a href="../../../../../org/apache/calcite/rel/type/RelDataType.html" title="org.apache.calcite.rel.type中的接口">RelDataType</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/sql/type/SqlTypeFactoryImpl.html#createMapType-org.apache.calcite.rel.type.RelDataType-org.apache.calcite.rel.type.RelDataType-">createMapType</a></span>(<a href="../../../../../org/apache/calcite/rel/type/RelDataType.html" title="org.apache.calcite.rel.type中的接口">RelDataType</a> keyType, |
| <a href="../../../../../org/apache/calcite/rel/type/RelDataType.html" title="org.apache.calcite.rel.type中的接口">RelDataType</a> valueType)</code> |
| <div class="block">Creates a map type.</div> |
| </td> |
| </tr> |
| <tr id="i3" class="rowColor"> |
| <td class="colFirst"><code><a href="../../../../../org/apache/calcite/rel/type/RelDataType.html" title="org.apache.calcite.rel.type中的接口">RelDataType</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/sql/type/SqlTypeFactoryImpl.html#createMultisetType-org.apache.calcite.rel.type.RelDataType-long-">createMultisetType</a></span>(<a href="../../../../../org/apache/calcite/rel/type/RelDataType.html" title="org.apache.calcite.rel.type中的接口">RelDataType</a> type, |
| long maxCardinality)</code> |
| <div class="block">Creates a multiset type.</div> |
| </td> |
| </tr> |
| <tr id="i4" class="altColor"> |
| <td class="colFirst"><code><a href="../../../../../org/apache/calcite/rel/type/RelDataType.html" title="org.apache.calcite.rel.type中的接口">RelDataType</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/sql/type/SqlTypeFactoryImpl.html#createSqlIntervalType-org.apache.calcite.sql.SqlIntervalQualifier-">createSqlIntervalType</a></span>(<a href="../../../../../org/apache/calcite/sql/SqlIntervalQualifier.html" title="org.apache.calcite.sql中的类">SqlIntervalQualifier</a> intervalQualifier)</code> |
| <div class="block">Creates a SQL interval type.</div> |
| </td> |
| </tr> |
| <tr id="i5" class="rowColor"> |
| <td class="colFirst"><code><a href="../../../../../org/apache/calcite/rel/type/RelDataType.html" title="org.apache.calcite.rel.type中的接口">RelDataType</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/sql/type/SqlTypeFactoryImpl.html#createSqlType-org.apache.calcite.sql.type.SqlTypeName-">createSqlType</a></span>(<a href="../../../../../org/apache/calcite/sql/type/SqlTypeName.html" title="org.apache.calcite.sql.type中的枚举">SqlTypeName</a> typeName)</code> |
| <div class="block">Creates a SQL type with no precision or scale.</div> |
| </td> |
| </tr> |
| <tr id="i6" class="altColor"> |
| <td class="colFirst"><code><a href="../../../../../org/apache/calcite/rel/type/RelDataType.html" title="org.apache.calcite.rel.type中的接口">RelDataType</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/sql/type/SqlTypeFactoryImpl.html#createSqlType-org.apache.calcite.sql.type.SqlTypeName-int-">createSqlType</a></span>(<a href="../../../../../org/apache/calcite/sql/type/SqlTypeName.html" title="org.apache.calcite.sql.type中的枚举">SqlTypeName</a> typeName, |
| int precision)</code> |
| <div class="block">Creates a SQL type with length (precision) but no scale.</div> |
| </td> |
| </tr> |
| <tr id="i7" class="rowColor"> |
| <td class="colFirst"><code><a href="../../../../../org/apache/calcite/rel/type/RelDataType.html" title="org.apache.calcite.rel.type中的接口">RelDataType</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/sql/type/SqlTypeFactoryImpl.html#createSqlType-org.apache.calcite.sql.type.SqlTypeName-int-int-">createSqlType</a></span>(<a href="../../../../../org/apache/calcite/sql/type/SqlTypeName.html" title="org.apache.calcite.sql.type中的枚举">SqlTypeName</a> typeName, |
| int precision, |
| int scale)</code> |
| <div class="block">Creates a SQL type with precision and scale.</div> |
| </td> |
| </tr> |
| <tr id="i8" class="altColor"> |
| <td class="colFirst"><code><a href="../../../../../org/apache/calcite/rel/type/RelDataType.html" title="org.apache.calcite.rel.type中的接口">RelDataType</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/sql/type/SqlTypeFactoryImpl.html#createTypeWithCharsetAndCollation-org.apache.calcite.rel.type.RelDataType-java.nio.charset.Charset-org.apache.calcite.sql.SqlCollation-">createTypeWithCharsetAndCollation</a></span>(<a href="../../../../../org/apache/calcite/rel/type/RelDataType.html" title="org.apache.calcite.rel.type中的接口">RelDataType</a> type, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/nio/charset/Charset.html?is-external=true" title="java.nio.charset中的类或接口">Charset</a> charset, |
| <a href="../../../../../org/apache/calcite/sql/SqlCollation.html" title="org.apache.calcite.sql中的类">SqlCollation</a> collation)</code> |
| <div class="block">Creates a type that is the same as another type but with possibly |
| different charset or collation.</div> |
| </td> |
| </tr> |
| <tr id="i9" class="rowColor"> |
| <td class="colFirst"><code><a href="../../../../../org/apache/calcite/rel/type/RelDataType.html" title="org.apache.calcite.rel.type中的接口">RelDataType</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/sql/type/SqlTypeFactoryImpl.html#createTypeWithNullability-org.apache.calcite.rel.type.RelDataType-boolean-">createTypeWithNullability</a></span>(<a href="../../../../../org/apache/calcite/rel/type/RelDataType.html" title="org.apache.calcite.rel.type中的接口">RelDataType</a> type, |
| boolean nullable)</code> |
| <div class="block">Creates a type that is the same as another type but with possibly |
| different nullability.</div> |
| </td> |
| </tr> |
| <tr id="i10" class="altColor"> |
| <td class="colFirst"><code><a href="../../../../../org/apache/calcite/rel/type/RelDataType.html" title="org.apache.calcite.rel.type中的接口">RelDataType</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/sql/type/SqlTypeFactoryImpl.html#createUnknownType--">createUnknownType</a></span>()</code> |
| <div class="block">Creates a SQL type that represents the "unknown" type.</div> |
| </td> |
| </tr> |
| <tr id="i11" class="rowColor"> |
| <td class="colFirst"><code><a href="../../../../../org/apache/calcite/rel/type/RelDataType.html" title="org.apache.calcite.rel.type中的接口">RelDataType</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/sql/type/SqlTypeFactoryImpl.html#leastRestrictive-java.util.List-">leastRestrictive</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/RelDataType.html" title="org.apache.calcite.rel.type中的接口">RelDataType</a>> types)</code> |
| <div class="block">Returns the most general of a set of types (that is, one type to which |
| they can all be cast), or null if conversion is not possible.</div> |
| </td> |
| </tr> |
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| <h3>从类继承的方法 org.apache.calcite.rel.type.<a href="../../../../../org/apache/calcite/rel/type/RelDataTypeFactoryImpl.html" title="org.apache.calcite.rel.type中的类">RelDataTypeFactoryImpl</a></h3> |
| <code><a href="../../../../../org/apache/calcite/rel/type/RelDataTypeFactoryImpl.html#builder--">builder</a>, <a href="../../../../../org/apache/calcite/rel/type/RelDataTypeFactoryImpl.html#canonize-org.apache.calcite.rel.type.StructKind-java.util.List-java.util.List-">canonize</a>, <a href="../../../../../org/apache/calcite/rel/type/RelDataTypeFactoryImpl.html#canonize-org.apache.calcite.rel.type.StructKind-java.util.List-java.util.List-boolean-">canonize</a>, <a href="../../../../../org/apache/calcite/rel/type/RelDataTypeFactoryImpl.html#copyType-org.apache.calcite.rel.type.RelDataType-">copyType</a>, <a href="../../../../../org/apache/calcite/rel/type/RelDataTypeFactoryImpl.html#createDecimalProduct-org.apache.calcite.rel.type.RelDataType-org.apache.calcite.rel.type.RelDataType-">createDecimalProduct</a>, <a href="../../../../../org/apache/calcite/rel/type/RelDataTypeFactoryImpl.html#createDecimalQuotient-org.apache.calcite.rel.type.RelDataType-org.apache.calcite.rel.type.RelDataType-">createDecimalQuotient</a>, <a href="../../../../../org/apache/calcite/rel/type/RelDataTypeFactoryImpl.html#createJavaType-java.lang.Class-">createJavaType</a>, <a href="../../../../../org/apache/calcite/rel/type/RelDataTypeFactoryImpl.html#createJoinType-org.apache.calcite.rel.type.RelDataType...-">createJoinType</a>, <a href="../../../../../org/apache/calcite/rel/type/RelDataTypeFactoryImpl.html#createStructType-java.util.List-">createStructType</a>, <a href="../../../../../org/apache/calcite/rel/type/RelDataTypeFactoryImpl.html#createStructType-java.util.List-java.util.List-">createStructType</a>, <a href="../../../../../org/apache/calcite/rel/type/RelDataTypeFactoryImpl.html#createStructType-org.apache.calcite.rel.type.RelDataTypeFactory.FieldInfo-">createStructType</a>, <a href="../../../../../org/apache/calcite/rel/type/RelDataTypeFactoryImpl.html#createStructType-org.apache.calcite.rel.type.StructKind-java.util.List-java.util.List-">createStructType</a>, <a href="../../../../../org/apache/calcite/rel/type/RelDataTypeFactoryImpl.html#decimalOf-org.apache.calcite.rel.type.RelDataType-">decimalOf</a>, <a href="../../../../../org/apache/calcite/rel/type/RelDataTypeFactoryImpl.html#getDefaultCharset--">getDefaultCharset</a>, <a href="../../../../../org/apache/calcite/rel/type/RelDataTypeFactoryImpl.html#getTypeSystem--">getTypeSystem</a>, <a href="../../../../../org/apache/calcite/rel/type/RelDataTypeFactoryImpl.html#isJavaType-org.apache.calcite.rel.type.RelDataType-">isJavaType</a>, <a href="../../../../../org/apache/calcite/rel/type/RelDataTypeFactoryImpl.html#leastRestrictiveStructuredType-java.util.List-">leastRestrictiveStructuredType</a>, <a href="../../../../../org/apache/calcite/rel/type/RelDataTypeFactoryImpl.html#useDoubleMultiplication-org.apache.calcite.rel.type.RelDataType-org.apache.calcite.rel.type.RelDataType-">useDoubleMultiplication</a></code></li> |
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| </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#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> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| </div> |
| <div class="details"> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <!-- ========= CONSTRUCTOR DETAIL ======== --> |
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| </a> |
| <h3>构造器详细资料</h3> |
| <a name="SqlTypeFactoryImpl-org.apache.calcite.rel.type.RelDataTypeSystem-"> |
| <!-- --> |
| </a> |
| <ul class="blockListLast"> |
| <li class="blockList"> |
| <h4>SqlTypeFactoryImpl</h4> |
| <pre>public SqlTypeFactoryImpl(<a href="../../../../../org/apache/calcite/rel/type/RelDataTypeSystem.html" title="org.apache.calcite.rel.type中的接口">RelDataTypeSystem</a> typeSystem)</pre> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| <!-- ============ METHOD DETAIL ========== --> |
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| </a> |
| <h3>方法详细资料</h3> |
| <a name="createSqlType-org.apache.calcite.sql.type.SqlTypeName-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
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| <h4>createSqlType</h4> |
| <pre>public <a href="../../../../../org/apache/calcite/rel/type/RelDataType.html" title="org.apache.calcite.rel.type中的接口">RelDataType</a> createSqlType(<a href="../../../../../org/apache/calcite/sql/type/SqlTypeName.html" title="org.apache.calcite.sql.type中的枚举">SqlTypeName</a> typeName)</pre> |
| <div class="block"><span class="descfrmTypeLabel">从接口复制的说明: <code><a href="../../../../../org/apache/calcite/rel/type/RelDataTypeFactory.html#createSqlType-org.apache.calcite.sql.type.SqlTypeName-">RelDataTypeFactory</a></code></span></div> |
| <div class="block">Creates a SQL type with no precision or scale.</div> |
| <dl> |
| <dt><span class="paramLabel">参数:</span></dt> |
| <dd><code>typeName</code> - Name of the type, for example <a href="../../../../../org/apache/calcite/sql/type/SqlTypeName.html#BOOLEAN"><code>SqlTypeName.BOOLEAN</code></a>, |
| never null</dd> |
| <dt><span class="returnLabel">返回:</span></dt> |
| <dd>canonical type descriptor</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="createSqlType-org.apache.calcite.sql.type.SqlTypeName-int-"> |
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| </a> |
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| <h4>createSqlType</h4> |
| <pre>public <a href="../../../../../org/apache/calcite/rel/type/RelDataType.html" title="org.apache.calcite.rel.type中的接口">RelDataType</a> createSqlType(<a href="../../../../../org/apache/calcite/sql/type/SqlTypeName.html" title="org.apache.calcite.sql.type中的枚举">SqlTypeName</a> typeName, |
| int precision)</pre> |
| <div class="block"><span class="descfrmTypeLabel">从接口复制的说明: <code><a href="../../../../../org/apache/calcite/rel/type/RelDataTypeFactory.html#createSqlType-org.apache.calcite.sql.type.SqlTypeName-int-">RelDataTypeFactory</a></code></span></div> |
| <div class="block">Creates a SQL type with length (precision) but no scale.</div> |
| <dl> |
| <dt><span class="paramLabel">参数:</span></dt> |
| <dd><code>typeName</code> - Name of the type, for example <a href="../../../../../org/apache/calcite/sql/type/SqlTypeName.html#VARCHAR"><code>SqlTypeName.VARCHAR</code></a>. |
| Never null.</dd> |
| <dd><code>precision</code> - Maximum length of the value (non-numeric types) or the |
| precision of the value (numeric/datetime types). |
| Must be non-negative or |
| <a href="../../../../../org/apache/calcite/rel/type/RelDataType.html#PRECISION_NOT_SPECIFIED"><code>RelDataType.PRECISION_NOT_SPECIFIED</code></a>.</dd> |
| <dt><span class="returnLabel">返回:</span></dt> |
| <dd>canonical type descriptor</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="createSqlType-org.apache.calcite.sql.type.SqlTypeName-int-int-"> |
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| </a> |
| <ul class="blockList"> |
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| <h4>createSqlType</h4> |
| <pre>public <a href="../../../../../org/apache/calcite/rel/type/RelDataType.html" title="org.apache.calcite.rel.type中的接口">RelDataType</a> createSqlType(<a href="../../../../../org/apache/calcite/sql/type/SqlTypeName.html" title="org.apache.calcite.sql.type中的枚举">SqlTypeName</a> typeName, |
| int precision, |
| int scale)</pre> |
| <div class="block"><span class="descfrmTypeLabel">从接口复制的说明: <code><a href="../../../../../org/apache/calcite/rel/type/RelDataTypeFactory.html#createSqlType-org.apache.calcite.sql.type.SqlTypeName-int-int-">RelDataTypeFactory</a></code></span></div> |
| <div class="block">Creates a SQL type with precision and scale.</div> |
| <dl> |
| <dt><span class="paramLabel">参数:</span></dt> |
| <dd><code>typeName</code> - Name of the type, for example <a href="../../../../../org/apache/calcite/sql/type/SqlTypeName.html#DECIMAL"><code>SqlTypeName.DECIMAL</code></a>. |
| Never null.</dd> |
| <dd><code>precision</code> - Precision of the value. |
| Must be non-negative or |
| <a href="../../../../../org/apache/calcite/rel/type/RelDataType.html#PRECISION_NOT_SPECIFIED"><code>RelDataType.PRECISION_NOT_SPECIFIED</code></a>.</dd> |
| <dd><code>scale</code> - scale of the values, i.e. the number of decimal places to |
| shift the value. For example, a NUMBER(10,3) value of |
| "123.45" is represented "123450" (that is, multiplied by |
| 10^3). A negative scale <em>is</em> valid.</dd> |
| <dt><span class="returnLabel">返回:</span></dt> |
| <dd>canonical type descriptor</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="createUnknownType--"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>createUnknownType</h4> |
| <pre>public <a href="../../../../../org/apache/calcite/rel/type/RelDataType.html" title="org.apache.calcite.rel.type中的接口">RelDataType</a> createUnknownType()</pre> |
| <div class="block"><span class="descfrmTypeLabel">从接口复制的说明: <code><a href="../../../../../org/apache/calcite/rel/type/RelDataTypeFactory.html#createUnknownType--">RelDataTypeFactory</a></code></span></div> |
| <div class="block">Creates a SQL type that represents the "unknown" type. |
| It is only equal to itself, and is distinct from the NULL type.</div> |
| <dl> |
| <dt><span class="returnLabel">返回:</span></dt> |
| <dd>unknown type</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="createMultisetType-org.apache.calcite.rel.type.RelDataType-long-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
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| <h4>createMultisetType</h4> |
| <pre>public <a href="../../../../../org/apache/calcite/rel/type/RelDataType.html" title="org.apache.calcite.rel.type中的接口">RelDataType</a> createMultisetType(<a href="../../../../../org/apache/calcite/rel/type/RelDataType.html" title="org.apache.calcite.rel.type中的接口">RelDataType</a> type, |
| long maxCardinality)</pre> |
| <div class="block"><span class="descfrmTypeLabel">从接口复制的说明: <code><a href="../../../../../org/apache/calcite/rel/type/RelDataTypeFactory.html#createMultisetType-org.apache.calcite.rel.type.RelDataType-long-">RelDataTypeFactory</a></code></span></div> |
| <div class="block">Creates a multiset type. Multisets are unordered collections of elements.</div> |
| <dl> |
| <dt><span class="paramLabel">参数:</span></dt> |
| <dd><code>type</code> - type of the elements of the multiset</dd> |
| <dd><code>maxCardinality</code> - maximum collection size, or -1 for unlimited</dd> |
| <dt><span class="returnLabel">返回:</span></dt> |
| <dd>canonical multiset type descriptor</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="createArrayType-org.apache.calcite.rel.type.RelDataType-long-"> |
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| </a> |
| <ul class="blockList"> |
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| <h4>createArrayType</h4> |
| <pre>public <a href="../../../../../org/apache/calcite/rel/type/RelDataType.html" title="org.apache.calcite.rel.type中的接口">RelDataType</a> createArrayType(<a href="../../../../../org/apache/calcite/rel/type/RelDataType.html" title="org.apache.calcite.rel.type中的接口">RelDataType</a> elementType, |
| long maxCardinality)</pre> |
| <div class="block"><span class="descfrmTypeLabel">从接口复制的说明: <code><a href="../../../../../org/apache/calcite/rel/type/RelDataTypeFactory.html#createArrayType-org.apache.calcite.rel.type.RelDataType-long-">RelDataTypeFactory</a></code></span></div> |
| <div class="block">Creates an array type. Arrays are ordered collections of elements.</div> |
| <dl> |
| <dt><span class="paramLabel">参数:</span></dt> |
| <dd><code>elementType</code> - type of the elements of the array</dd> |
| <dd><code>maxCardinality</code> - maximum array size, or -1 for unlimited</dd> |
| <dt><span class="returnLabel">返回:</span></dt> |
| <dd>canonical array type descriptor</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="createMapType-org.apache.calcite.rel.type.RelDataType-org.apache.calcite.rel.type.RelDataType-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
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| <h4>createMapType</h4> |
| <pre>public <a href="../../../../../org/apache/calcite/rel/type/RelDataType.html" title="org.apache.calcite.rel.type中的接口">RelDataType</a> createMapType(<a href="../../../../../org/apache/calcite/rel/type/RelDataType.html" title="org.apache.calcite.rel.type中的接口">RelDataType</a> keyType, |
| <a href="../../../../../org/apache/calcite/rel/type/RelDataType.html" title="org.apache.calcite.rel.type中的接口">RelDataType</a> valueType)</pre> |
| <div class="block"><span class="descfrmTypeLabel">从接口复制的说明: <code><a href="../../../../../org/apache/calcite/rel/type/RelDataTypeFactory.html#createMapType-org.apache.calcite.rel.type.RelDataType-org.apache.calcite.rel.type.RelDataType-">RelDataTypeFactory</a></code></span></div> |
| <div class="block">Creates a map type. Maps are unordered collections of key/value pairs.</div> |
| <dl> |
| <dt><span class="paramLabel">参数:</span></dt> |
| <dd><code>keyType</code> - type of the keys of the map</dd> |
| <dd><code>valueType</code> - type of the values of the map</dd> |
| <dt><span class="returnLabel">返回:</span></dt> |
| <dd>canonical map type descriptor</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="createSqlIntervalType-org.apache.calcite.sql.SqlIntervalQualifier-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>createSqlIntervalType</h4> |
| <pre>public <a href="../../../../../org/apache/calcite/rel/type/RelDataType.html" title="org.apache.calcite.rel.type中的接口">RelDataType</a> createSqlIntervalType(<a href="../../../../../org/apache/calcite/sql/SqlIntervalQualifier.html" title="org.apache.calcite.sql中的类">SqlIntervalQualifier</a> intervalQualifier)</pre> |
| <div class="block"><span class="descfrmTypeLabel">从接口复制的说明: <code><a href="../../../../../org/apache/calcite/rel/type/RelDataTypeFactory.html#createSqlIntervalType-org.apache.calcite.sql.SqlIntervalQualifier-">RelDataTypeFactory</a></code></span></div> |
| <div class="block">Creates a SQL interval type.</div> |
| <dl> |
| <dt><span class="paramLabel">参数:</span></dt> |
| <dd><code>intervalQualifier</code> - contains information if it is a year-month or a |
| day-time interval along with precision information</dd> |
| <dt><span class="returnLabel">返回:</span></dt> |
| <dd>canonical type descriptor</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="createTypeWithCharsetAndCollation-org.apache.calcite.rel.type.RelDataType-java.nio.charset.Charset-org.apache.calcite.sql.SqlCollation-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>createTypeWithCharsetAndCollation</h4> |
| <pre>public <a href="../../../../../org/apache/calcite/rel/type/RelDataType.html" title="org.apache.calcite.rel.type中的接口">RelDataType</a> createTypeWithCharsetAndCollation(<a href="../../../../../org/apache/calcite/rel/type/RelDataType.html" title="org.apache.calcite.rel.type中的接口">RelDataType</a> type, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/nio/charset/Charset.html?is-external=true" title="java.nio.charset中的类或接口">Charset</a> charset, |
| <a href="../../../../../org/apache/calcite/sql/SqlCollation.html" title="org.apache.calcite.sql中的类">SqlCollation</a> collation)</pre> |
| <div class="block"><span class="descfrmTypeLabel">从接口复制的说明: <code><a href="../../../../../org/apache/calcite/rel/type/RelDataTypeFactory.html#createTypeWithCharsetAndCollation-org.apache.calcite.rel.type.RelDataType-java.nio.charset.Charset-org.apache.calcite.sql.SqlCollation-">RelDataTypeFactory</a></code></span></div> |
| <div class="block">Creates a type that is the same as another type but with possibly |
| different charset or collation. For types without a concept of charset or |
| collation this function must throw an error.</div> |
| <dl> |
| <dt><span class="paramLabel">参数:</span></dt> |
| <dd><code>type</code> - input type</dd> |
| <dd><code>charset</code> - charset to assign</dd> |
| <dd><code>collation</code> - collation to assign</dd> |
| <dt><span class="returnLabel">返回:</span></dt> |
| <dd>output type, same as input type except with specified charset and |
| collation</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="leastRestrictive-java.util.List-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>leastRestrictive</h4> |
| <pre>public <a href="../../../../../org/apache/calcite/rel/type/RelDataType.html" title="org.apache.calcite.rel.type中的接口">RelDataType</a> leastRestrictive(<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/RelDataType.html" title="org.apache.calcite.rel.type中的接口">RelDataType</a>> types)</pre> |
| <div class="block"><span class="descfrmTypeLabel">从接口复制的说明: <code><a href="../../../../../org/apache/calcite/rel/type/RelDataTypeFactory.html#leastRestrictive-java.util.List-">RelDataTypeFactory</a></code></span></div> |
| <div class="block">Returns the most general of a set of types (that is, one type to which |
| they can all be cast), or null if conversion is not possible. The result |
| may be a new type that is less restrictive than any of the input types, |
| e.g. <code>leastRestrictive(INT, NUMERIC(3, 2))</code> could be |
| <code>NUMERIC(12, 2)</code>.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">指定者:</span></dt> |
| <dd><code><a href="../../../../../org/apache/calcite/rel/type/RelDataTypeFactory.html#leastRestrictive-java.util.List-">leastRestrictive</a></code> 在接口中 <code><a href="../../../../../org/apache/calcite/rel/type/RelDataTypeFactory.html" title="org.apache.calcite.rel.type中的接口">RelDataTypeFactory</a></code></dd> |
| <dt><span class="overrideSpecifyLabel">覆盖:</span></dt> |
| <dd><code><a href="../../../../../org/apache/calcite/rel/type/RelDataTypeFactoryImpl.html#leastRestrictive-java.util.List-">leastRestrictive</a></code> 在类中 <code><a href="../../../../../org/apache/calcite/rel/type/RelDataTypeFactoryImpl.html" title="org.apache.calcite.rel.type中的类">RelDataTypeFactoryImpl</a></code></dd> |
| <dt><span class="paramLabel">参数:</span></dt> |
| <dd><code>types</code> - input types to be combined using union (not null, not empty)</dd> |
| <dt><span class="returnLabel">返回:</span></dt> |
| <dd>canonical union type descriptor</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="createTypeWithNullability-org.apache.calcite.rel.type.RelDataType-boolean-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>createTypeWithNullability</h4> |
| <pre>public <a href="../../../../../org/apache/calcite/rel/type/RelDataType.html" title="org.apache.calcite.rel.type中的接口">RelDataType</a> createTypeWithNullability(<a href="../../../../../org/apache/calcite/rel/type/RelDataType.html" title="org.apache.calcite.rel.type中的接口">RelDataType</a> type, |
| boolean nullable)</pre> |
| <div class="block"><span class="descfrmTypeLabel">从接口复制的说明: <code><a href="../../../../../org/apache/calcite/rel/type/RelDataTypeFactory.html#createTypeWithNullability-org.apache.calcite.rel.type.RelDataType-boolean-">RelDataTypeFactory</a></code></span></div> |
| <div class="block">Creates a type that is the same as another type but with possibly |
| different nullability. The output type may be identical to the input |
| type. For type systems without a concept of nullability, the return value |
| is always the same as the input.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">指定者:</span></dt> |
| <dd><code><a href="../../../../../org/apache/calcite/rel/type/RelDataTypeFactory.html#createTypeWithNullability-org.apache.calcite.rel.type.RelDataType-boolean-">createTypeWithNullability</a></code> 在接口中 <code><a href="../../../../../org/apache/calcite/rel/type/RelDataTypeFactory.html" title="org.apache.calcite.rel.type中的接口">RelDataTypeFactory</a></code></dd> |
| <dt><span class="overrideSpecifyLabel">覆盖:</span></dt> |
| <dd><code><a href="../../../../../org/apache/calcite/rel/type/RelDataTypeFactoryImpl.html#createTypeWithNullability-org.apache.calcite.rel.type.RelDataType-boolean-">createTypeWithNullability</a></code> 在类中 <code><a href="../../../../../org/apache/calcite/rel/type/RelDataTypeFactoryImpl.html" title="org.apache.calcite.rel.type中的类">RelDataTypeFactoryImpl</a></code></dd> |
| <dt><span class="paramLabel">参数:</span></dt> |
| <dd><code>type</code> - input type</dd> |
| <dd><code>nullable</code> - true to request a nullable type; false to request a NOT |
| NULL type</dd> |
| <dt><span class="returnLabel">返回:</span></dt> |
| <dd>output type, same as input type except with specified nullability</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="canonize-org.apache.calcite.rel.type.RelDataType-"> |
| <!-- --> |
| </a> |
| <ul class="blockListLast"> |
| <li class="blockList"> |
| <h4>canonize</h4> |
| <pre>protected <a href="../../../../../org/apache/calcite/rel/type/RelDataType.html" title="org.apache.calcite.rel.type中的接口">RelDataType</a> canonize(<a href="../../../../../org/apache/calcite/rel/type/RelDataType.html" title="org.apache.calcite.rel.type中的接口">RelDataType</a> type)</pre> |
| <div class="block"><span class="descfrmTypeLabel">从类复制的说明: <code><a href="../../../../../org/apache/calcite/rel/type/RelDataTypeFactoryImpl.html#canonize-org.apache.calcite.rel.type.RelDataType-">RelDataTypeFactoryImpl</a></code></span></div> |
| <div class="block">Registers a type, or returns the existing type if it is already |
| registered.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">覆盖:</span></dt> |
| <dd><code><a href="../../../../../org/apache/calcite/rel/type/RelDataTypeFactoryImpl.html#canonize-org.apache.calcite.rel.type.RelDataType-">canonize</a></code> 在类中 <code><a href="../../../../../org/apache/calcite/rel/type/RelDataTypeFactoryImpl.html" title="org.apache.calcite.rel.type中的类">RelDataTypeFactoryImpl</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| </div> |
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