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| <div class="subTitle"><span class="packageLabelInType">Package</span> <a href="package-summary.html">org.apache.calcite.sql</a></div> |
| <h1 title="Enum JoinType" class="title">Enum JoinType</h1> |
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| <div class="inheritance">org.apache.calcite.sql.JoinType</div> |
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| <pre>public enum <span class="typeNameLabel">JoinType</span> |
| extends <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Enum.html?is-external=true" title="class or interface in java.lang" class="externalLink">Enum</a><<a href="JoinType.html" title="enum in org.apache.calcite.sql">JoinType</a>> |
| implements <a href="Symbolizable.html" title="interface in org.apache.calcite.sql">Symbolizable</a></pre> |
| <div class="block">Enumerates the types of join.</div> |
| </section> |
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| <h2>Nested classes/interfaces inherited from class java.lang.<a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Enum.html?is-external=true" title="class or interface in java.lang" class="externalLink">Enum</a></h2> |
| <a id="nested.classes.inherited.from.class.java.lang.Enum"> |
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| </a><code><a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Enum.EnumDesc.html?is-external=true" title="class or interface in java.lang" class="externalLink">Enum.EnumDesc</a><<a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Enum.EnumDesc.html?is-external=true" title="class or interface in java.lang" class="externalLink">E</a> extends <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Enum.html?is-external=true" title="class or interface in java.lang" class="externalLink">Enum</a><<a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Enum.EnumDesc.html?is-external=true" title="class or interface in java.lang" class="externalLink">E</a>>></code></div> |
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| <table> |
| <caption><span>Enum Constants</span><span class="tabEnd"> </span></caption> |
| <thead> |
| <tr> |
| <th class="colFirst" scope="col">Enum Constant</th> |
| <th class="colLast" scope="col">Description</th> |
| </tr> |
| </thead> |
| <tbody> |
| <tr class="altColor"> |
| <th class="colFirst" scope="row"><code><span class="memberNameLink"><a href="#COMMA">COMMA</a></span></code></th> |
| <td class="colLast"> |
| <div class="block">Comma join: the good old-fashioned SQL <code>FROM</code> clause, |
| where table expressions are specified with commas between them, and |
| join conditions are specified in the <code>WHERE</code> clause.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <th class="colFirst" scope="row"><code><span class="memberNameLink"><a href="#CROSS">CROSS</a></span></code></th> |
| <td class="colLast"> |
| <div class="block">Cross join (also known as Cartesian product).</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <th class="colFirst" scope="row"><code><span class="memberNameLink"><a href="#FULL">FULL</a></span></code></th> |
| <td class="colLast"> |
| <div class="block">Full outer join.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <th class="colFirst" scope="row"><code><span class="memberNameLink"><a href="#INNER">INNER</a></span></code></th> |
| <td class="colLast"> |
| <div class="block">Inner join.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <th class="colFirst" scope="row"><code><span class="memberNameLink"><a href="#LEFT">LEFT</a></span></code></th> |
| <td class="colLast"> |
| <div class="block">Left outer join.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <th class="colFirst" scope="row"><code><span class="memberNameLink"><a href="#LEFT_SEMI_JOIN">LEFT_SEMI_JOIN</a></span></code></th> |
| <td class="colLast"> |
| <div class="block">Left semi join.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <th class="colFirst" scope="row"><code><span class="memberNameLink"><a href="#RIGHT">RIGHT</a></span></code></th> |
| <td class="colLast"> |
| <div class="block">Right outer join.</div> |
| </td> |
| </tr> |
| </tbody> |
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| <thead> |
| <tr> |
| <th class="colFirst" scope="col">Modifier and Type</th> |
| <th class="colSecond" scope="col">Field</th> |
| <th class="colLast" scope="col">Description</th> |
| </tr> |
| </thead> |
| <tbody> |
| <tr class="altColor"> |
| <td class="colFirst"><code><a href="https://docs.oracle.com/javase/9/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#lowerName">lowerName</a></span></code></th> |
| <td class="colLast"> |
| <div class="block">Lower-case name.</div> |
| </td> |
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| <th class="colFirst" scope="col">Modifier and Type</th> |
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| </tr> |
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| <td class="colFirst"><code>boolean</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#generatesNullsOnLeft()">generatesNullsOnLeft</a></span>()</code></th> |
| <td class="colLast"> |
| <div class="block">Returns whether a join of this type may generate NULL values on the |
| left-hand side.</div> |
| </td> |
| </tr> |
| <tr class="rowColor" id="i1"> |
| <td class="colFirst"><code>boolean</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#generatesNullsOnRight()">generatesNullsOnRight</a></span>()</code></th> |
| <td class="colLast"> |
| <div class="block">Returns whether a join of this type may generate NULL values on the |
| right-hand side.</div> |
| </td> |
| </tr> |
| <tr class="altColor" id="i2"> |
| <td class="colFirst"><code>static <a href="JoinType.html" title="enum in org.apache.calcite.sql">JoinType</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#valueOf(java.lang.String)">valueOf</a></span>​(<a href="https://docs.oracle.com/javase/9/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a> name)</code></th> |
| <td class="colLast"> |
| <div class="block">Returns the enum constant of this type with the specified name.</div> |
| </td> |
| </tr> |
| <tr class="rowColor" id="i3"> |
| <td class="colFirst"><code>static <a href="JoinType.html" title="enum in org.apache.calcite.sql">JoinType</a>[]</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#values()">values</a></span>()</code></th> |
| <td class="colLast"> |
| <div class="block">Returns an array containing the constants of this enum type, in |
| the order they are declared.</div> |
| </td> |
| </tr> |
| </tbody> |
| </table> |
| </div> |
| </div> |
| <div class="inheritedList"> |
| <h3>Methods inherited from class java.lang.<a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Enum.html?is-external=true" title="class or interface in java.lang" class="externalLink">Enum</a></h3> |
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| </a><code><a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Enum.html?is-external=true#clone()" title="class or interface in java.lang" class="externalLink">clone</a>, <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Enum.html?is-external=true#compareTo(E)" title="class or interface in java.lang" class="externalLink">compareTo</a>, <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Enum.html?is-external=true#describeConstable()" title="class or interface in java.lang" class="externalLink">describeConstable</a>, <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Enum.html?is-external=true#equals(java.lang.Object)" title="class or interface in java.lang" class="externalLink">equals</a>, <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Enum.html?is-external=true#finalize()" title="class or interface in java.lang" class="externalLink">finalize</a>, <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Enum.html?is-external=true#getDeclaringClass()" title="class or interface in java.lang" class="externalLink">getDeclaringClass</a>, <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Enum.html?is-external=true#hashCode()" title="class or interface in java.lang" class="externalLink">hashCode</a>, <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Enum.html?is-external=true#name()" title="class or interface in java.lang" class="externalLink">name</a>, <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Enum.html?is-external=true#ordinal()" title="class or interface in java.lang" class="externalLink">ordinal</a>, <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Enum.html?is-external=true#toString()" title="class or interface in java.lang" class="externalLink">toString</a>, <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Enum.html?is-external=true#valueOf(java.lang.Class,java.lang.String)" title="class or interface in java.lang" class="externalLink">valueOf</a></code></div> |
| <div class="inheritedList"> |
| <h3>Methods inherited from class java.lang.<a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang" class="externalLink">Object</a></h3> |
| <a id="methods.inherited.from.class.java.lang.Object"> |
| <!-- --> |
| </a><code><a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true#getClass()" title="class or interface in java.lang" class="externalLink">getClass</a>, <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true#notify()" title="class or interface in java.lang" class="externalLink">notify</a>, <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true#notifyAll()" title="class or interface in java.lang" class="externalLink">notifyAll</a>, <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true#wait()" title="class or interface in java.lang" class="externalLink">wait</a>, <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true#wait(long)" title="class or interface in java.lang" class="externalLink">wait</a>, <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true#wait(long,int)" title="class or interface in java.lang" class="externalLink">wait</a></code></div> |
| <div class="inheritedList"> |
| <h3>Methods inherited from interface org.apache.calcite.sql.<a href="Symbolizable.html" title="interface in org.apache.calcite.sql">Symbolizable</a></h3> |
| <a id="methods.inherited.from.class.org.apache.calcite.sql.Symbolizable"> |
| <!-- --> |
| </a><code><a href="Symbolizable.html#symbol(org.apache.calcite.sql.parser.SqlParserPos)">symbol</a></code></div> |
| </section> |
| </li> |
| </ul> |
| </section> |
| <section class="details"> |
| <ul class="blockList"> |
| <!-- ============ ENUM CONSTANT DETAIL =========== --> |
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| <h2>Enum Constant Details</h2> |
| <ul class="blockList"> |
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| <section class="detail"> |
| <h3><a id="INNER">INNER</a></h3> |
| <div class="memberSignature"><span class="modifiers">public static final</span> <span class="returnType"><a href="JoinType.html" title="enum in org.apache.calcite.sql">JoinType</a></span> <span class="memberName">INNER</span></div> |
| <div class="block">Inner join.</div> |
| </section> |
| </li> |
| <li class="blockList"> |
| <section class="detail"> |
| <h3><a id="FULL">FULL</a></h3> |
| <div class="memberSignature"><span class="modifiers">public static final</span> <span class="returnType"><a href="JoinType.html" title="enum in org.apache.calcite.sql">JoinType</a></span> <span class="memberName">FULL</span></div> |
| <div class="block">Full outer join.</div> |
| </section> |
| </li> |
| <li class="blockList"> |
| <section class="detail"> |
| <h3><a id="CROSS">CROSS</a></h3> |
| <div class="memberSignature"><span class="modifiers">public static final</span> <span class="returnType"><a href="JoinType.html" title="enum in org.apache.calcite.sql">JoinType</a></span> <span class="memberName">CROSS</span></div> |
| <div class="block">Cross join (also known as Cartesian product).</div> |
| </section> |
| </li> |
| <li class="blockList"> |
| <section class="detail"> |
| <h3><a id="LEFT">LEFT</a></h3> |
| <div class="memberSignature"><span class="modifiers">public static final</span> <span class="returnType"><a href="JoinType.html" title="enum in org.apache.calcite.sql">JoinType</a></span> <span class="memberName">LEFT</span></div> |
| <div class="block">Left outer join.</div> |
| </section> |
| </li> |
| <li class="blockList"> |
| <section class="detail"> |
| <h3><a id="RIGHT">RIGHT</a></h3> |
| <div class="memberSignature"><span class="modifiers">public static final</span> <span class="returnType"><a href="JoinType.html" title="enum in org.apache.calcite.sql">JoinType</a></span> <span class="memberName">RIGHT</span></div> |
| <div class="block">Right outer join.</div> |
| </section> |
| </li> |
| <li class="blockList"> |
| <section class="detail"> |
| <h3><a id="LEFT_SEMI_JOIN">LEFT_SEMI_JOIN</a></h3> |
| <div class="memberSignature"><span class="modifiers">public static final</span> <span class="returnType"><a href="JoinType.html" title="enum in org.apache.calcite.sql">JoinType</a></span> <span class="memberName">LEFT_SEMI_JOIN</span></div> |
| <div class="block">Left semi join. |
| |
| <p>Not used by Calcite; only in Babel's Hive dialect.</div> |
| </section> |
| </li> |
| <li class="blockList"> |
| <section class="detail"> |
| <h3><a id="COMMA">COMMA</a></h3> |
| <div class="memberSignature"><span class="modifiers">public static final</span> <span class="returnType"><a href="JoinType.html" title="enum in org.apache.calcite.sql">JoinType</a></span> <span class="memberName">COMMA</span></div> |
| <div class="block">Comma join: the good old-fashioned SQL <code>FROM</code> clause, |
| where table expressions are specified with commas between them, and |
| join conditions are specified in the <code>WHERE</code> clause.</div> |
| </section> |
| </li> |
| </ul> |
| </section> |
| </li> |
| <!-- ============ FIELD DETAIL =========== --> |
| <li class="blockList"> |
| <section class="fieldDetails"><a id="field.detail"> |
| <!-- --> |
| </a> |
| <h2>Field Details</h2> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <section class="detail"> |
| <h3><a id="lowerName">lowerName</a></h3> |
| <div class="memberSignature"><span class="modifiers">public final</span> <span class="returnType"><a href="https://docs.oracle.com/javase/9/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a></span> <span class="memberName">lowerName</span></div> |
| <div class="block">Lower-case name.</div> |
| </section> |
| </li> |
| </ul> |
| </section> |
| </li> |
| <!-- ============ METHOD DETAIL ========== --> |
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| <h2>Method Details</h2> |
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| <section class="detail"> |
| <h3><a id="values()">values</a></h3> |
| <div class="memberSignature"><span class="modifiers">public static</span> <span class="returnType"><a href="JoinType.html" title="enum in org.apache.calcite.sql">JoinType</a>[]</span> <span class="memberName">values</span>()</div> |
| <div class="block">Returns an array containing the constants of this enum type, in |
| the order they are declared.</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>an array containing the constants of this enum type, in the order they are declared</dd> |
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| <h3><a id="valueOf(java.lang.String)">valueOf</a></h3> |
| <div class="memberSignature"><span class="modifiers">public static</span> <span class="returnType"><a href="JoinType.html" title="enum in org.apache.calcite.sql">JoinType</a></span> <span class="memberName">valueOf</span>​(<span class="arguments"><a href="https://docs.oracle.com/javase/9/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a> name)</span></div> |
| <div class="block">Returns the enum constant of this type with the specified name. |
| The string must match <i>exactly</i> an identifier used to declare an |
| enum constant in this type. (Extraneous whitespace characters are |
| not permitted.)</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>name</code> - the name of the enum constant to be returned.</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the enum constant with the specified name</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="https://docs.oracle.com/javase/9/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang" class="externalLink">IllegalArgumentException</a></code> - if this enum type has no constant with the specified name</dd> |
| <dd><code><a href="https://docs.oracle.com/javase/9/docs/api/java/lang/NullPointerException.html?is-external=true" title="class or interface in java.lang" class="externalLink">NullPointerException</a></code> - if the argument is null</dd> |
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| <h3><a id="generatesNullsOnLeft()">generatesNullsOnLeft</a></h3> |
| <div class="memberSignature"><span class="modifiers">public</span> <span class="returnType">boolean</span> <span class="memberName">generatesNullsOnLeft</span>()</div> |
| <div class="block">Returns whether a join of this type may generate NULL values on the |
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| <h3><a id="generatesNullsOnRight()">generatesNullsOnRight</a></h3> |
| <div class="memberSignature"><span class="modifiers">public</span> <span class="returnType">boolean</span> <span class="memberName">generatesNullsOnRight</span>()</div> |
| <div class="block">Returns whether a join of this type may generate NULL values on the |
| right-hand side.</div> |
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