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| <div class="subTitle">org.apache.calcite.adapter.druid</div> |
| <h2 title="类 DruidExpressions" class="title">类 DruidExpressions</h2> |
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| <div class="contentContainer"> |
| <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> |
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| <li>org.apache.calcite.adapter.druid.DruidExpressions</li> |
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| <pre>public class <span class="typeNameLabel">DruidExpressions</span> |
| extends <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></pre> |
| <div class="block">Expression utility class to transform Calcite expressions to Druid expressions when possible.</div> |
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| </a> |
| <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="t1" class="tableTab"><span><a href="javascript:show(1);">静态方法</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>static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/adapter/druid/DruidExpressions.html#applyTimeExtract-java.lang.String-java.lang.String-java.util.TimeZone-">applyTimeExtract</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> timeExpression, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> druidUnit, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/TimeZone.html?is-external=true" title="java.util中的类或接口">TimeZone</a> timeZone)</code> </td> |
| </tr> |
| <tr id="i1" class="rowColor"> |
| <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/adapter/druid/DruidExpressions.html#applyTimestampCeil-java.lang.String-java.lang.String-java.lang.String-java.util.TimeZone-">applyTimestampCeil</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> input, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> granularity, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> origin, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/TimeZone.html?is-external=true" title="java.util中的类或接口">TimeZone</a> timeZone)</code> </td> |
| </tr> |
| <tr id="i2" class="altColor"> |
| <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/adapter/druid/DruidExpressions.html#applyTimestampFloor-java.lang.String-java.lang.String-java.lang.String-java.util.TimeZone-">applyTimestampFloor</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> input, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> granularity, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> origin, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/TimeZone.html?is-external=true" title="java.util中的类或接口">TimeZone</a> timeZone)</code> </td> |
| </tr> |
| <tr id="i3" class="rowColor"> |
| <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/adapter/druid/DruidExpressions.html#fromColumn-java.lang.String-">fromColumn</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> columnName)</code> </td> |
| </tr> |
| <tr id="i4" class="altColor"> |
| <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/adapter/druid/DruidExpressions.html#functionCall-java.lang.String-java.util.List-">functionCall</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> functionName, |
| <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="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a>> args)</code> </td> |
| </tr> |
| <tr id="i5" class="rowColor"> |
| <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/adapter/druid/DruidExpressions.html#nAryOperatorCall-java.lang.String-java.util.List-">nAryOperatorCall</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> druidOperator, |
| <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="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a>> args)</code> </td> |
| </tr> |
| <tr id="i6" class="altColor"> |
| <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/adapter/druid/DruidExpressions.html#nullLiteral--">nullLiteral</a></span>()</code> </td> |
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| <tr id="i7" class="rowColor"> |
| <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/adapter/druid/DruidExpressions.html#numberLiteral-java.lang.Number-">numberLiteral</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Number.html?is-external=true" title="java.lang中的类或接口">Number</a> n)</code> </td> |
| </tr> |
| <tr id="i8" class="altColor"> |
| <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/adapter/druid/DruidExpressions.html#stringLiteral-java.lang.String-">stringLiteral</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> s)</code> </td> |
| </tr> |
| <tr id="i9" class="rowColor"> |
| <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/adapter/druid/DruidExpressions.html#toDruidExpression-org.apache.calcite.rex.RexNode-org.apache.calcite.rel.type.RelDataType-org.apache.calcite.adapter.druid.DruidQuery-">toDruidExpression</a></span>(<a href="../../../../../org/apache/calcite/rex/RexNode.html" title="org.apache.calcite.rex中的类">RexNode</a> rexNode, |
| <a href="../../../../../org/apache/calcite/rel/type/RelDataType.html" title="org.apache.calcite.rel.type中的接口">RelDataType</a> inputRowType, |
| <a href="../../../../../org/apache/calcite/adapter/druid/DruidQuery.html" title="org.apache.calcite.adapter.druid中的类">DruidQuery</a> druidRel)</code> |
| <div class="block">Translates Calcite rexNode to Druid Expression when possible</div> |
| </td> |
| </tr> |
| <tr id="i10" class="altColor"> |
| <td class="colFirst"><code>static <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="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/adapter/druid/DruidExpressions.html#toDruidExpressions-org.apache.calcite.adapter.druid.DruidQuery-org.apache.calcite.rel.type.RelDataType-java.util.List-">toDruidExpressions</a></span>(<a href="../../../../../org/apache/calcite/adapter/druid/DruidQuery.html" title="org.apache.calcite.adapter.druid中的类">DruidQuery</a> druidRel, |
| <a href="../../../../../org/apache/calcite/rel/type/RelDataType.html" title="org.apache.calcite.rel.type中的接口">RelDataType</a> rowType, |
| <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/rex/RexNode.html" title="org.apache.calcite.rex中的类">RexNode</a>> rexNodes)</code> |
| <div class="block">Translate a list of Calcite <code>RexNode</code> to Druid expressions.</div> |
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| <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> |
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| </a> |
| <h3>方法详细资料</h3> |
| <a name="toDruidExpression-org.apache.calcite.rex.RexNode-org.apache.calcite.rel.type.RelDataType-org.apache.calcite.adapter.druid.DruidQuery-"> |
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| <h4>toDruidExpression</h4> |
| <pre><a href="https://docs.oracle.com/javase/8/docs/api/javax/annotation/Nullable.html?is-external=true" title="javax.annotation中的类或接口">@Nullable</a> |
| public static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> toDruidExpression(<a href="../../../../../org/apache/calcite/rex/RexNode.html" title="org.apache.calcite.rex中的类">RexNode</a> rexNode, |
| <a href="../../../../../org/apache/calcite/rel/type/RelDataType.html" title="org.apache.calcite.rel.type中的接口">RelDataType</a> inputRowType, |
| <a href="../../../../../org/apache/calcite/adapter/druid/DruidQuery.html" title="org.apache.calcite.adapter.druid中的类">DruidQuery</a> druidRel)</pre> |
| <div class="block">Translates Calcite rexNode to Druid Expression when possible</div> |
| <dl> |
| <dt><span class="paramLabel">参数:</span></dt> |
| <dd><code>rexNode</code> - rexNode to convert to a Druid Expression</dd> |
| <dd><code>inputRowType</code> - input row type of the rexNode to translate</dd> |
| <dd><code>druidRel</code> - Druid query</dd> |
| <dt><span class="returnLabel">返回:</span></dt> |
| <dd>Druid Expression or null when can not convert the RexNode</dd> |
| </dl> |
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| <h4>fromColumn</h4> |
| <pre>public static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> fromColumn(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> columnName)</pre> |
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| <pre>public static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> nullLiteral()</pre> |
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| <pre>public static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> numberLiteral(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Number.html?is-external=true" title="java.lang中的类或接口">Number</a> n)</pre> |
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| <pre>public static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> stringLiteral(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> s)</pre> |
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| <pre>public static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> functionCall(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> functionName, |
| <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="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a>> args)</pre> |
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| <pre>public static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> nAryOperatorCall(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> druidOperator, |
| <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="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a>> args)</pre> |
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| <h4>toDruidExpressions</h4> |
| <pre><a href="https://docs.oracle.com/javase/8/docs/api/javax/annotation/Nullable.html?is-external=true" title="javax.annotation中的类或接口">@Nullable</a> |
| public static <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="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a>> toDruidExpressions(<a href="../../../../../org/apache/calcite/adapter/druid/DruidQuery.html" title="org.apache.calcite.adapter.druid中的类">DruidQuery</a> druidRel, |
| <a href="../../../../../org/apache/calcite/rel/type/RelDataType.html" title="org.apache.calcite.rel.type中的接口">RelDataType</a> rowType, |
| <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/rex/RexNode.html" title="org.apache.calcite.rex中的类">RexNode</a>> rexNodes)</pre> |
| <div class="block">Translate a list of Calcite <code>RexNode</code> to Druid expressions.</div> |
| <dl> |
| <dt><span class="paramLabel">参数:</span></dt> |
| <dd><code>rexNodes</code> - list of Calcite expressions meant to be applied on top of the rows</dd> |
| <dt><span class="returnLabel">返回:</span></dt> |
| <dd>list of Druid expressions in the same order as rexNodes, or null if not possible. |
| If a non-null list is returned, all elements will be non-null.</dd> |
| </dl> |
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| <pre>public static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> applyTimestampFloor(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> input, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> granularity, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> origin, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/TimeZone.html?is-external=true" title="java.util中的类或接口">TimeZone</a> timeZone)</pre> |
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| <pre>public static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> applyTimestampCeil(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> input, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> granularity, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> origin, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/TimeZone.html?is-external=true" title="java.util中的类或接口">TimeZone</a> timeZone)</pre> |
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| <h4>applyTimeExtract</h4> |
| <pre>public static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> applyTimeExtract(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> timeExpression, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> druidUnit, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/TimeZone.html?is-external=true" title="java.util中的类或接口">TimeZone</a> timeZone)</pre> |
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