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| <h2 title="Class MatchReturnTypeInference" class="title">Class MatchReturnTypeInference</h2> |
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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="class or interface in java.lang">java.lang.Object</a></li> |
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| <ul class="inheritance"> |
| <li>org.apache.calcite.sql.type.MatchReturnTypeInference</li> |
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| <dt>All Implemented Interfaces:</dt> |
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| <pre>public class <span class="typeNameLabel">MatchReturnTypeInference</span> |
| extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> |
| implements <a href="../../../../../org/apache/calcite/sql/type/SqlReturnTypeInference.html" title="interface in org.apache.calcite.sql.type">SqlReturnTypeInference</a></pre> |
| <div class="block">Returns the first type that matches a set of given <a href="../../../../../org/apache/calcite/sql/type/SqlTypeName.html" title="enum in org.apache.calcite.sql.type"><code>SqlTypeName</code></a>s. If |
| no match could be found, null is returned.</div> |
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| <td class="colOne"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/sql/type/MatchReturnTypeInference.html#MatchReturnTypeInference-int-java.lang.Iterable-">MatchReturnTypeInference</a></span>(int start, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Iterable.html?is-external=true" title="class or interface in java.lang">Iterable</a><<a href="../../../../../org/apache/calcite/sql/type/SqlTypeName.html" title="enum in org.apache.calcite.sql.type">SqlTypeName</a>> typeNames)</code> |
| <div class="block">Returns the first type matching any type in typeNames at or after |
| position start (zero based).</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colOne"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/sql/type/MatchReturnTypeInference.html#MatchReturnTypeInference-int-org.apache.calcite.sql.type.SqlTypeName...-">MatchReturnTypeInference</a></span>(int start, |
| <a href="../../../../../org/apache/calcite/sql/type/SqlTypeName.html" title="enum in org.apache.calcite.sql.type">SqlTypeName</a>... typeNames)</code> |
| <div class="block">Returns the first type of typeName at or after position start (zero |
| based).</div> |
| </td> |
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| <td class="colFirst"><code><a href="../../../../../org/apache/calcite/rel/type/RelDataType.html" title="interface in org.apache.calcite.rel.type">RelDataType</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/sql/type/MatchReturnTypeInference.html#inferReturnType-org.apache.calcite.sql.SqlOperatorBinding-">inferReturnType</a></span>(<a href="../../../../../org/apache/calcite/sql/SqlOperatorBinding.html" title="class in org.apache.calcite.sql">SqlOperatorBinding</a> opBinding)</code> |
| <div class="block">Infers the return type of a call to an <a href="../../../../../org/apache/calcite/sql/SqlOperator.html" title="class in org.apache.calcite.sql"><code>SqlOperator</code></a>.</div> |
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| <ul class="blockList"> |
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| <h4>MatchReturnTypeInference</h4> |
| <pre>public MatchReturnTypeInference(int start, |
| <a href="../../../../../org/apache/calcite/sql/type/SqlTypeName.html" title="enum in org.apache.calcite.sql.type">SqlTypeName</a>... typeNames)</pre> |
| <div class="block">Returns the first type of typeName at or after position start (zero |
| based).</div> |
| <dl> |
| <dt><span class="seeLabel">See Also:</span></dt> |
| <dd><a href="../../../../../org/apache/calcite/sql/type/MatchReturnTypeInference.html#MatchReturnTypeInference-int-org.apache.calcite.sql.type.SqlTypeName...-"><code>MatchReturnTypeInference(int, SqlTypeName[])</code></a></dd> |
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| <a name="MatchReturnTypeInference-int-java.lang.Iterable-"> |
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| </a> |
| <ul class="blockListLast"> |
| <li class="blockList"> |
| <h4>MatchReturnTypeInference</h4> |
| <pre>public MatchReturnTypeInference(int start, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Iterable.html?is-external=true" title="class or interface in java.lang">Iterable</a><<a href="../../../../../org/apache/calcite/sql/type/SqlTypeName.html" title="enum in org.apache.calcite.sql.type">SqlTypeName</a>> typeNames)</pre> |
| <div class="block">Returns the first type matching any type in typeNames at or after |
| position start (zero based).</div> |
| </li> |
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| <!-- --> |
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| <h4>inferReturnType</h4> |
| <pre>public <a href="../../../../../org/apache/calcite/rel/type/RelDataType.html" title="interface in org.apache.calcite.rel.type">RelDataType</a> inferReturnType(<a href="../../../../../org/apache/calcite/sql/SqlOperatorBinding.html" title="class in org.apache.calcite.sql">SqlOperatorBinding</a> opBinding)</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../../../../../org/apache/calcite/sql/type/SqlReturnTypeInference.html#inferReturnType-org.apache.calcite.sql.SqlOperatorBinding-">SqlReturnTypeInference</a></code></span></div> |
| <div class="block">Infers the return type of a call to an <a href="../../../../../org/apache/calcite/sql/SqlOperator.html" title="class in org.apache.calcite.sql"><code>SqlOperator</code></a>.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../../org/apache/calcite/sql/type/SqlReturnTypeInference.html#inferReturnType-org.apache.calcite.sql.SqlOperatorBinding-">inferReturnType</a></code> in interface <code><a href="../../../../../org/apache/calcite/sql/type/SqlReturnTypeInference.html" title="interface in org.apache.calcite.sql.type">SqlReturnTypeInference</a></code></dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>opBinding</code> - description of operator binding</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>inferred type; may be null</dd> |
| </dl> |
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