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| <h2 title="Interface BeamSqlTableFilter" class="title">Interface BeamSqlTableFilter</h2> |
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| <dt>All Known Implementing Classes:</dt> |
| <dd><a href="../../../../../../../org/apache/beam/sdk/extensions/sql/meta/provider/bigquery/BigQueryFilter.html" title="class in org.apache.beam.sdk.extensions.sql.meta.provider.bigquery">BigQueryFilter</a>, <a href="../../../../../../../org/apache/beam/sdk/extensions/sql/meta/DefaultTableFilter.html" title="class in org.apache.beam.sdk.extensions.sql.meta">DefaultTableFilter</a>, <a href="../../../../../../../org/apache/beam/sdk/extensions/sql/meta/provider/test/TestTableFilter.html" title="class in org.apache.beam.sdk.extensions.sql.meta.provider.test">TestTableFilter</a></dd> |
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| <pre>public interface <span class="typeNameLabel">BeamSqlTableFilter</span></pre> |
| <div class="block">This interface defines Beam SQL Table Filter.</div> |
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| <td class="colFirst"><code>static int</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../org/apache/beam/sdk/extensions/sql/meta/BeamSqlTableFilter.html#expressionsInFilter-java.util.List-">expressionsInFilter</a></span>(java.util.List<org.apache.beam.vendor.calcite.v1_28_0.org.apache.calcite.rex.RexNode> filterNodes)</code> |
| <div class="block">Count a number of <code>RexNode</code>s involved in all supported filters.</div> |
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| </tr> |
| <tr id="i1" class="rowColor"> |
| <td class="colFirst"><code>java.util.List<org.apache.beam.vendor.calcite.v1_28_0.org.apache.calcite.rex.RexNode></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../org/apache/beam/sdk/extensions/sql/meta/BeamSqlTableFilter.html#getNotSupported--">getNotSupported</a></span>()</code> |
| <div class="block">Identify parts of a predicate that are not supported by the IO push-down capabilities to be |
| preserved in a <code>Calc</code> following <code>BeamIOSourceRel</code>.</div> |
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| <td class="colFirst"><code>int</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../org/apache/beam/sdk/extensions/sql/meta/BeamSqlTableFilter.html#numSupported--">numSupported</a></span>()</code> |
| <div class="block">This is primarily used by the cost based optimization to determine the benefit of performing |
| predicate push-down for an IOSourceRel.</div> |
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| <h4>getNotSupported</h4> |
| <pre>java.util.List<org.apache.beam.vendor.calcite.v1_28_0.org.apache.calcite.rex.RexNode> getNotSupported()</pre> |
| <div class="block">Identify parts of a predicate that are not supported by the IO push-down capabilities to be |
| preserved in a <code>Calc</code> following <code>BeamIOSourceRel</code>.</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd><code>List<RexNode></code> unsupported by the IO API. Should be empty when an entire |
| condition is supported, or an unchanged <code>List<RexNode></code> when predicate push-down is |
| not supported at all.</dd> |
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| <h4>numSupported</h4> |
| <pre>int numSupported()</pre> |
| <div class="block">This is primarily used by the cost based optimization to determine the benefit of performing |
| predicate push-down for an IOSourceRel.</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>number of supported filters.</dd> |
| </dl> |
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| <h4>expressionsInFilter</h4> |
| <pre>static int expressionsInFilter(java.util.List<org.apache.beam.vendor.calcite.v1_28_0.org.apache.calcite.rex.RexNode> filterNodes)</pre> |
| <div class="block">Count a number of <code>RexNode</code>s involved in all supported filters.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>filterNodes</code> - <code>List<RexNode></code> supported filters.</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>number of expressions involved in all supported filters.</dd> |
| </dl> |
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