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| <div class="subTitle">org.apache.beam.sdk.extensions.sql.zetasql.translation</div> |
| <h2 title="Class QueryStatementConverter" class="title">Class QueryStatementConverter</h2> |
| </div> |
| <div class="contentContainer"> |
| <ul class="inheritance"> |
| <li>java.lang.Object</li> |
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| <ul class="inheritance"> |
| <li>org.apache.beam.sdk.extensions.sql.zetasql.translation.QueryStatementConverter</li> |
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| <div class="description"> |
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| <pre>public class <span class="typeNameLabel">QueryStatementConverter</span> |
| extends java.lang.Object</pre> |
| <div class="block">Converts a resolved Zeta SQL query represented by a tree to corresponding Calcite representation.</div> |
| </li> |
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| <!-- =========== FIELD SUMMARY =========== --> |
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| <h3>Field Summary</h3> |
| <table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Field Summary table, listing fields, and an explanation"> |
| <caption><span>Fields</span><span class="tabEnd"> </span></caption> |
| <tr> |
| <th class="colFirst" scope="col">Modifier and Type</th> |
| <th class="colLast" scope="col">Field and Description</th> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>protected <a href="../../../../../../../../org/apache/beam/sdk/extensions/sql/zetasql/translation/ConversionContext.html" title="class in org.apache.beam.sdk.extensions.sql.zetasql.translation">ConversionContext</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../../org/apache/beam/sdk/extensions/sql/zetasql/translation/QueryStatementConverter.html#context">context</a></span></code> |
| <div class="block">Conversion context, contains things like FrameworkConfig, QueryTrait and other state used |
| during conversion.</div> |
| </td> |
| </tr> |
| </table> |
| </li> |
| </ul> |
| <!-- ========== METHOD SUMMARY =========== --> |
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| <h3>Method Summary</h3> |
| <table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Method Summary table, listing methods, and an explanation"> |
| <caption><span id="t0" class="activeTableTab"><span>All Methods</span><span class="tabEnd"> </span></span><span id="t1" class="tableTab"><span><a href="javascript:show(1);">Static Methods</a></span><span class="tabEnd"> </span></span><span id="t2" class="tableTab"><span><a href="javascript:show(2);">Instance Methods</a></span><span class="tabEnd"> </span></span><span id="t4" class="tableTab"><span><a href="javascript:show(8);">Concrete Methods</a></span><span class="tabEnd"> </span></span></caption> |
| <tr> |
| <th class="colFirst" scope="col">Modifier and Type</th> |
| <th class="colLast" scope="col">Method and Description</th> |
| </tr> |
| <tr id="i0" class="altColor"> |
| <td class="colFirst"><code>boolean</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../../org/apache/beam/sdk/extensions/sql/zetasql/translation/QueryStatementConverter.html#canConvert-T-">canConvert</a></span>(T zetaNode)</code> |
| <div class="block">Whether this rule can handle the conversion of the specific node.</div> |
| </td> |
| </tr> |
| <tr id="i1" class="rowColor"> |
| <td class="colFirst"><code>org.apache.beam.vendor.calcite.v1_28_0.org.apache.calcite.rel.RelNode</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../../org/apache/beam/sdk/extensions/sql/zetasql/translation/QueryStatementConverter.html#convert-com.google.zetasql.resolvedast.ResolvedNodes.ResolvedQueryStmt-java.util.List-">convert</a></span>(com.google.zetasql.resolvedast.ResolvedNodes.ResolvedQueryStmt zetaNode, |
| java.util.List<org.apache.beam.vendor.calcite.v1_28_0.org.apache.calcite.rel.RelNode> inputs)</code> |
| <div class="block">Converts given Zeta SQL node to corresponding Calcite node.</div> |
| </td> |
| </tr> |
| <tr id="i2" class="altColor"> |
| <td class="colFirst"><code>static org.apache.beam.vendor.calcite.v1_28_0.org.apache.calcite.rel.RelNode</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../../org/apache/beam/sdk/extensions/sql/zetasql/translation/QueryStatementConverter.html#convertRootQuery-org.apache.beam.sdk.extensions.sql.zetasql.translation.ConversionContext-com.google.zetasql.resolvedast.ResolvedNodes.ResolvedQueryStmt-">convertRootQuery</a></span>(<a href="../../../../../../../../org/apache/beam/sdk/extensions/sql/zetasql/translation/ConversionContext.html" title="class in org.apache.beam.sdk.extensions.sql.zetasql.translation">ConversionContext</a> context, |
| com.google.zetasql.resolvedast.ResolvedNodes.ResolvedQueryStmt query)</code> </td> |
| </tr> |
| <tr id="i3" class="rowColor"> |
| <td class="colFirst"><code>protected org.apache.beam.vendor.calcite.v1_28_0.org.apache.calcite.plan.RelOptCluster</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../../org/apache/beam/sdk/extensions/sql/zetasql/translation/QueryStatementConverter.html#getCluster--">getCluster</a></span>()</code> </td> |
| </tr> |
| <tr id="i4" class="altColor"> |
| <td class="colFirst"><code>protected org.apache.beam.vendor.calcite.v1_28_0.org.apache.calcite.tools.FrameworkConfig</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../../org/apache/beam/sdk/extensions/sql/zetasql/translation/QueryStatementConverter.html#getConfig--">getConfig</a></span>()</code> </td> |
| </tr> |
| <tr id="i5" class="rowColor"> |
| <td class="colFirst"><code>protected <a href="../../../../../../../../org/apache/beam/sdk/extensions/sql/zetasql/translation/ExpressionConverter.html" title="class in org.apache.beam.sdk.extensions.sql.zetasql.translation">ExpressionConverter</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../../org/apache/beam/sdk/extensions/sql/zetasql/translation/QueryStatementConverter.html#getExpressionConverter--">getExpressionConverter</a></span>()</code> </td> |
| </tr> |
| <tr id="i6" class="altColor"> |
| <td class="colFirst"><code>java.util.List<com.google.zetasql.resolvedast.ResolvedNode></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../../org/apache/beam/sdk/extensions/sql/zetasql/translation/QueryStatementConverter.html#getInputs-T-">getInputs</a></span>(T zetaNode)</code> |
| <div class="block">Extract Zeta SQL resolved nodes that correspond to the inputs of the current node.</div> |
| </td> |
| </tr> |
| <tr id="i7" class="rowColor"> |
| <td class="colFirst"><code>protected <a href="../../../../../../../../org/apache/beam/sdk/extensions/sql/zetasql/QueryTrait.html" title="class in org.apache.beam.sdk.extensions.sql.zetasql">QueryTrait</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../../org/apache/beam/sdk/extensions/sql/zetasql/translation/QueryStatementConverter.html#getTrait--">getTrait</a></span>()</code> </td> |
| </tr> |
| </table> |
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| <!-- --> |
| </a> |
| <h3>Methods inherited from class java.lang.Object</h3> |
| <code>clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait</code></li> |
| </ul> |
| </li> |
| </ul> |
| </li> |
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| <!-- ============ FIELD DETAIL =========== --> |
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| </a> |
| <h3>Field Detail</h3> |
| <a name="context"> |
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| </a> |
| <ul class="blockListLast"> |
| <li class="blockList"> |
| <h4>context</h4> |
| <pre>protected <a href="../../../../../../../../org/apache/beam/sdk/extensions/sql/zetasql/translation/ConversionContext.html" title="class in org.apache.beam.sdk.extensions.sql.zetasql.translation">ConversionContext</a> context</pre> |
| <div class="block">Conversion context, contains things like FrameworkConfig, QueryTrait and other state used |
| during conversion.</div> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| <!-- ============ METHOD DETAIL ========== --> |
| <ul class="blockList"> |
| <li class="blockList"><a name="method.detail"> |
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| </a> |
| <h3>Method Detail</h3> |
| <a name="convertRootQuery-org.apache.beam.sdk.extensions.sql.zetasql.translation.ConversionContext-com.google.zetasql.resolvedast.ResolvedNodes.ResolvedQueryStmt-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>convertRootQuery</h4> |
| <pre>public static org.apache.beam.vendor.calcite.v1_28_0.org.apache.calcite.rel.RelNode convertRootQuery(<a href="../../../../../../../../org/apache/beam/sdk/extensions/sql/zetasql/translation/ConversionContext.html" title="class in org.apache.beam.sdk.extensions.sql.zetasql.translation">ConversionContext</a> context, |
| com.google.zetasql.resolvedast.ResolvedNodes.ResolvedQueryStmt query)</pre> |
| </li> |
| </ul> |
| <a name="convert-com.google.zetasql.resolvedast.ResolvedNodes.ResolvedQueryStmt-java.util.List-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
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| <h4>convert</h4> |
| <pre>public org.apache.beam.vendor.calcite.v1_28_0.org.apache.calcite.rel.RelNode convert(com.google.zetasql.resolvedast.ResolvedNodes.ResolvedQueryStmt zetaNode, |
| java.util.List<org.apache.beam.vendor.calcite.v1_28_0.org.apache.calcite.rel.RelNode> inputs)</pre> |
| <div class="block">Converts given Zeta SQL node to corresponding Calcite node. |
| |
| <p><code>inputs</code> are node inputs that have already been converter to Calcite versions. They |
| correspond to the nodes in <a href="../../../../../../../../org/apache/beam/sdk/extensions/sql/zetasql/translation/QueryStatementConverter.html#getInputs-T-"><code>getInputs(ResolvedNode)</code></a>.</div> |
| </li> |
| </ul> |
| <a name="canConvert-com.google.zetasql.resolvedast.ResolvedNode-"> |
| <!-- --> |
| </a><a name="canConvert-T-"> |
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| </a> |
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| <h4>canConvert</h4> |
| <pre>public boolean canConvert(T zetaNode)</pre> |
| <div class="block">Whether this rule can handle the conversion of the specific node.</div> |
| </li> |
| </ul> |
| <a name="getInputs-com.google.zetasql.resolvedast.ResolvedNode-"> |
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| </a><a name="getInputs-T-"> |
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| </a> |
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| <h4>getInputs</h4> |
| <pre>public java.util.List<com.google.zetasql.resolvedast.ResolvedNode> getInputs(T zetaNode)</pre> |
| <div class="block">Extract Zeta SQL resolved nodes that correspond to the inputs of the current node.</div> |
| </li> |
| </ul> |
| <a name="getCluster--"> |
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| </a> |
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| <h4>getCluster</h4> |
| <pre>protected org.apache.beam.vendor.calcite.v1_28_0.org.apache.calcite.plan.RelOptCluster getCluster()</pre> |
| </li> |
| </ul> |
| <a name="getConfig--"> |
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| </a> |
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| <h4>getConfig</h4> |
| <pre>protected org.apache.beam.vendor.calcite.v1_28_0.org.apache.calcite.tools.FrameworkConfig getConfig()</pre> |
| </li> |
| </ul> |
| <a name="getExpressionConverter--"> |
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| </a> |
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| <h4>getExpressionConverter</h4> |
| <pre>protected <a href="../../../../../../../../org/apache/beam/sdk/extensions/sql/zetasql/translation/ExpressionConverter.html" title="class in org.apache.beam.sdk.extensions.sql.zetasql.translation">ExpressionConverter</a> getExpressionConverter()</pre> |
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| <h4>getTrait</h4> |
| <pre>protected <a href="../../../../../../../../org/apache/beam/sdk/extensions/sql/zetasql/QueryTrait.html" title="class in org.apache.beam.sdk.extensions.sql.zetasql">QueryTrait</a> getTrait()</pre> |
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