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| <li><a href="#fields.inherited.from.class.org.apache.calcite.sql.SqlOperator">字段</a> | </li> |
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| <h2 title="类 SqlSequenceValueOperator" class="title">类 SqlSequenceValueOperator</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="java.lang中的类或接口">java.lang.Object</a></li> |
| <li> |
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| <li><a href="../../../../../org/apache/calcite/sql/SqlOperator.html" title="org.apache.calcite.sql中的类">org.apache.calcite.sql.SqlOperator</a></li> |
| <li> |
| <ul class="inheritance"> |
| <li><a href="../../../../../org/apache/calcite/sql/SqlSpecialOperator.html" title="org.apache.calcite.sql中的类">org.apache.calcite.sql.SqlSpecialOperator</a></li> |
| <li> |
| <ul class="inheritance"> |
| <li>org.apache.calcite.sql.fun.SqlSequenceValueOperator</li> |
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| <pre>public class <span class="typeNameLabel">SqlSequenceValueOperator</span> |
| extends <a href="../../../../../org/apache/calcite/sql/SqlSpecialOperator.html" title="org.apache.calcite.sql中的类">SqlSpecialOperator</a></pre> |
| <div class="block">Operator that returns the current or next value of a sequence.</div> |
| </li> |
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| <h3>嵌套类概要</h3> |
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| <li class="blockList"><a name="nested.classes.inherited.from.class.org.apache.calcite.sql.SqlSpecialOperator"> |
| <!-- --> |
| </a> |
| <h3>从类继承的嵌套类/接口 org.apache.calcite.sql.<a href="../../../../../org/apache/calcite/sql/SqlSpecialOperator.html" title="org.apache.calcite.sql中的类">SqlSpecialOperator</a></h3> |
| <code><a href="../../../../../org/apache/calcite/sql/SqlSpecialOperator.ReduceResult.html" title="org.apache.calcite.sql中的类">SqlSpecialOperator.ReduceResult</a>, <a href="../../../../../org/apache/calcite/sql/SqlSpecialOperator.TokenSequence.html" title="org.apache.calcite.sql中的接口">SqlSpecialOperator.TokenSequence</a></code></li> |
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| <h3>从类继承的字段 org.apache.calcite.sql.<a href="../../../../../org/apache/calcite/sql/SqlOperator.html" title="org.apache.calcite.sql中的类">SqlOperator</a></h3> |
| <code><a href="../../../../../org/apache/calcite/sql/SqlOperator.html#kind">kind</a>, <a href="../../../../../org/apache/calcite/sql/SqlOperator.html#MDX_PRECEDENCE">MDX_PRECEDENCE</a>, <a href="../../../../../org/apache/calcite/sql/SqlOperator.html#NL">NL</a></code></li> |
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| <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="t2" class="tableTab"><span><a href="javascript:show(2);">实例方法</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><a href="../../../../../org/apache/calcite/rel/type/RelDataType.html" title="org.apache.calcite.rel.type中的接口">RelDataType</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/sql/fun/SqlSequenceValueOperator.html#deriveType-org.apache.calcite.sql.validate.SqlValidator-org.apache.calcite.sql.validate.SqlValidatorScope-org.apache.calcite.sql.SqlCall-">deriveType</a></span>(<a href="../../../../../org/apache/calcite/sql/validate/SqlValidator.html" title="org.apache.calcite.sql.validate中的接口">SqlValidator</a> validator, |
| <a href="../../../../../org/apache/calcite/sql/validate/SqlValidatorScope.html" title="org.apache.calcite.sql.validate中的接口">SqlValidatorScope</a> scope, |
| <a href="../../../../../org/apache/calcite/sql/SqlCall.html" title="org.apache.calcite.sql中的类">SqlCall</a> call)</code> |
| <div class="block">Derives the type of a call to this operator.</div> |
| </td> |
| </tr> |
| <tr id="i1" class="rowColor"> |
| <td class="colFirst"><code>boolean</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/sql/fun/SqlSequenceValueOperator.html#isDeterministic--">isDeterministic</a></span>()</code> |
| <div class="block">Returns whether a call to this operator is guaranteed to always return |
| the same result given the same operands; true is assumed by default</div> |
| </td> |
| </tr> |
| <tr id="i2" class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/sql/fun/SqlSequenceValueOperator.html#unparse-org.apache.calcite.sql.SqlWriter-org.apache.calcite.sql.SqlCall-int-int-">unparse</a></span>(<a href="../../../../../org/apache/calcite/sql/SqlWriter.html" title="org.apache.calcite.sql中的接口">SqlWriter</a> writer, |
| <a href="../../../../../org/apache/calcite/sql/SqlCall.html" title="org.apache.calcite.sql中的类">SqlCall</a> call, |
| int leftPrec, |
| int rightPrec)</code> |
| <div class="block">Writes a SQL representation of a call to this operator to a writer, |
| including parentheses if the operators on either side are of greater |
| precedence.</div> |
| </td> |
| </tr> |
| <tr id="i3" class="rowColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/sql/fun/SqlSequenceValueOperator.html#validateCall-org.apache.calcite.sql.SqlCall-org.apache.calcite.sql.validate.SqlValidator-org.apache.calcite.sql.validate.SqlValidatorScope-org.apache.calcite.sql.validate.SqlValidatorScope-">validateCall</a></span>(<a href="../../../../../org/apache/calcite/sql/SqlCall.html" title="org.apache.calcite.sql中的类">SqlCall</a> call, |
| <a href="../../../../../org/apache/calcite/sql/validate/SqlValidator.html" title="org.apache.calcite.sql.validate中的接口">SqlValidator</a> validator, |
| <a href="../../../../../org/apache/calcite/sql/validate/SqlValidatorScope.html" title="org.apache.calcite.sql.validate中的接口">SqlValidatorScope</a> scope, |
| <a href="../../../../../org/apache/calcite/sql/validate/SqlValidatorScope.html" title="org.apache.calcite.sql.validate中的接口">SqlValidatorScope</a> operandScope)</code> |
| <div class="block">Validates a call to this operator.</div> |
| </td> |
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| <h3>从类继承的方法 org.apache.calcite.sql.<a href="../../../../../org/apache/calcite/sql/SqlSpecialOperator.html" title="org.apache.calcite.sql中的类">SqlSpecialOperator</a></h3> |
| <code><a href="../../../../../org/apache/calcite/sql/SqlSpecialOperator.html#getSyntax--">getSyntax</a>, <a href="../../../../../org/apache/calcite/sql/SqlSpecialOperator.html#reduceExpr-int-org.apache.calcite.sql.SqlSpecialOperator.TokenSequence-">reduceExpr</a></code></li> |
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| <code><a href="../../../../../org/apache/calcite/sql/SqlOperator.html#acceptCall-org.apache.calcite.sql.util.SqlVisitor-org.apache.calcite.sql.SqlCall-">acceptCall</a>, <a href="../../../../../org/apache/calcite/sql/SqlOperator.html#acceptCall-org.apache.calcite.sql.util.SqlVisitor-org.apache.calcite.sql.SqlCall-boolean-org.apache.calcite.sql.util.SqlBasicVisitor.ArgHandler-">acceptCall</a>, <a href="../../../../../org/apache/calcite/sql/SqlOperator.html#adjustType-org.apache.calcite.sql.validate.SqlValidator-org.apache.calcite.sql.SqlCall-org.apache.calcite.rel.type.RelDataType-">adjustType</a>, <a href="../../../../../org/apache/calcite/sql/SqlOperator.html#allowsFraming--">allowsFraming</a>, <a href="../../../../../org/apache/calcite/sql/SqlOperator.html#argumentMustBeScalar-int-">argumentMustBeScalar</a>, <a 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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#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#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#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> |
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| <h3>方法详细资料</h3> |
| <a name="isDeterministic--"> |
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| </a> |
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| <h4>isDeterministic</h4> |
| <pre>public boolean isDeterministic()</pre> |
| <div class="block"><span class="descfrmTypeLabel">从类复制的说明: <code><a href="../../../../../org/apache/calcite/sql/SqlOperator.html#isDeterministic--">SqlOperator</a></code></span></div> |
| <div class="block">Returns whether a call to this operator is guaranteed to always return |
| the same result given the same operands; true is assumed by default</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">覆盖:</span></dt> |
| <dd><code><a href="../../../../../org/apache/calcite/sql/SqlOperator.html#isDeterministic--">isDeterministic</a></code> 在类中 <code><a href="../../../../../org/apache/calcite/sql/SqlOperator.html" title="org.apache.calcite.sql中的类">SqlOperator</a></code></dd> |
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| <h4>unparse</h4> |
| <pre>public void unparse(<a href="../../../../../org/apache/calcite/sql/SqlWriter.html" title="org.apache.calcite.sql中的接口">SqlWriter</a> writer, |
| <a href="../../../../../org/apache/calcite/sql/SqlCall.html" title="org.apache.calcite.sql中的类">SqlCall</a> call, |
| int leftPrec, |
| int rightPrec)</pre> |
| <div class="block"><span class="descfrmTypeLabel">从类复制的说明: <code><a href="../../../../../org/apache/calcite/sql/SqlOperator.html#unparse-org.apache.calcite.sql.SqlWriter-org.apache.calcite.sql.SqlCall-int-int-">SqlOperator</a></code></span></div> |
| <div class="block">Writes a SQL representation of a call to this operator to a writer, |
| including parentheses if the operators on either side are of greater |
| precedence. |
| |
| <p>The default implementation of this method delegates to |
| <a href="../../../../../org/apache/calcite/sql/SqlSyntax.html#unparse-org.apache.calcite.sql.SqlWriter-org.apache.calcite.sql.SqlOperator-org.apache.calcite.sql.SqlCall-int-int-"><code>SqlSyntax.unparse(org.apache.calcite.sql.SqlWriter, org.apache.calcite.sql.SqlOperator, org.apache.calcite.sql.SqlCall, int, int)</code></a>.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">覆盖:</span></dt> |
| <dd><code><a href="../../../../../org/apache/calcite/sql/SqlOperator.html#unparse-org.apache.calcite.sql.SqlWriter-org.apache.calcite.sql.SqlCall-int-int-">unparse</a></code> 在类中 <code><a href="../../../../../org/apache/calcite/sql/SqlOperator.html" title="org.apache.calcite.sql中的类">SqlOperator</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="deriveType-org.apache.calcite.sql.validate.SqlValidator-org.apache.calcite.sql.validate.SqlValidatorScope-org.apache.calcite.sql.SqlCall-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>deriveType</h4> |
| <pre>public <a href="../../../../../org/apache/calcite/rel/type/RelDataType.html" title="org.apache.calcite.rel.type中的接口">RelDataType</a> deriveType(<a href="../../../../../org/apache/calcite/sql/validate/SqlValidator.html" title="org.apache.calcite.sql.validate中的接口">SqlValidator</a> validator, |
| <a href="../../../../../org/apache/calcite/sql/validate/SqlValidatorScope.html" title="org.apache.calcite.sql.validate中的接口">SqlValidatorScope</a> scope, |
| <a href="../../../../../org/apache/calcite/sql/SqlCall.html" title="org.apache.calcite.sql中的类">SqlCall</a> call)</pre> |
| <div class="block"><span class="descfrmTypeLabel">从类复制的说明: <code><a href="../../../../../org/apache/calcite/sql/SqlOperator.html#deriveType-org.apache.calcite.sql.validate.SqlValidator-org.apache.calcite.sql.validate.SqlValidatorScope-org.apache.calcite.sql.SqlCall-">SqlOperator</a></code></span></div> |
| <div class="block">Derives the type of a call to this operator. |
| |
| <p>This method is an intrinsic part of the validation process so, unlike |
| <a href="../../../../../org/apache/calcite/sql/SqlOperator.html#inferReturnType-org.apache.calcite.sql.SqlOperatorBinding-"><code>SqlOperator.inferReturnType(org.apache.calcite.sql.SqlOperatorBinding)</code></a>, specific operators would not typically override |
| this method.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">覆盖:</span></dt> |
| <dd><code><a href="../../../../../org/apache/calcite/sql/SqlOperator.html#deriveType-org.apache.calcite.sql.validate.SqlValidator-org.apache.calcite.sql.validate.SqlValidatorScope-org.apache.calcite.sql.SqlCall-">deriveType</a></code> 在类中 <code><a href="../../../../../org/apache/calcite/sql/SqlOperator.html" title="org.apache.calcite.sql中的类">SqlOperator</a></code></dd> |
| <dt><span class="paramLabel">参数:</span></dt> |
| <dd><code>validator</code> - Validator</dd> |
| <dd><code>scope</code> - Scope of validation</dd> |
| <dd><code>call</code> - Call to this operator</dd> |
| <dt><span class="returnLabel">返回:</span></dt> |
| <dd>Type of call</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="validateCall-org.apache.calcite.sql.SqlCall-org.apache.calcite.sql.validate.SqlValidator-org.apache.calcite.sql.validate.SqlValidatorScope-org.apache.calcite.sql.validate.SqlValidatorScope-"> |
| <!-- --> |
| </a> |
| <ul class="blockListLast"> |
| <li class="blockList"> |
| <h4>validateCall</h4> |
| <pre>public void validateCall(<a href="../../../../../org/apache/calcite/sql/SqlCall.html" title="org.apache.calcite.sql中的类">SqlCall</a> call, |
| <a href="../../../../../org/apache/calcite/sql/validate/SqlValidator.html" title="org.apache.calcite.sql.validate中的接口">SqlValidator</a> validator, |
| <a href="../../../../../org/apache/calcite/sql/validate/SqlValidatorScope.html" title="org.apache.calcite.sql.validate中的接口">SqlValidatorScope</a> scope, |
| <a href="../../../../../org/apache/calcite/sql/validate/SqlValidatorScope.html" title="org.apache.calcite.sql.validate中的接口">SqlValidatorScope</a> operandScope)</pre> |
| <div class="block"><span class="descfrmTypeLabel">从类复制的说明: <code><a href="../../../../../org/apache/calcite/sql/SqlOperator.html#validateCall-org.apache.calcite.sql.SqlCall-org.apache.calcite.sql.validate.SqlValidator-org.apache.calcite.sql.validate.SqlValidatorScope-org.apache.calcite.sql.validate.SqlValidatorScope-">SqlOperator</a></code></span></div> |
| <div class="block">Validates a call to this operator. |
| |
| <p>This method should not perform type-derivation or perform validation |
| related related to types. That is done later, by |
| <a href="../../../../../org/apache/calcite/sql/SqlOperator.html#deriveType-org.apache.calcite.sql.validate.SqlValidator-org.apache.calcite.sql.validate.SqlValidatorScope-org.apache.calcite.sql.SqlCall-"><code>SqlOperator.deriveType(SqlValidator, SqlValidatorScope, SqlCall)</code></a>. This method |
| should focus on structural validation. |
| |
| <p>A typical implementation of this method first validates the operands, |
| then performs some operator-specific logic. The default implementation |
| just validates the operands. |
| |
| <p>This method is the default implementation of <a href="../../../../../org/apache/calcite/sql/SqlCall.html#validate-org.apache.calcite.sql.validate.SqlValidator-org.apache.calcite.sql.validate.SqlValidatorScope-"><code>SqlCall.validate(org.apache.calcite.sql.validate.SqlValidator, org.apache.calcite.sql.validate.SqlValidatorScope)</code></a>; |
| but note that some sub-classes of <a href="../../../../../org/apache/calcite/sql/SqlCall.html" title="org.apache.calcite.sql中的类"><code>SqlCall</code></a> never call this method.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">覆盖:</span></dt> |
| <dd><code><a href="../../../../../org/apache/calcite/sql/SqlOperator.html#validateCall-org.apache.calcite.sql.SqlCall-org.apache.calcite.sql.validate.SqlValidator-org.apache.calcite.sql.validate.SqlValidatorScope-org.apache.calcite.sql.validate.SqlValidatorScope-">validateCall</a></code> 在类中 <code><a href="../../../../../org/apache/calcite/sql/SqlOperator.html" title="org.apache.calcite.sql中的类">SqlOperator</a></code></dd> |
| <dt><span class="paramLabel">参数:</span></dt> |
| <dd><code>call</code> - the call to this operator</dd> |
| <dd><code>validator</code> - the active validator</dd> |
| <dd><code>scope</code> - validator scope</dd> |
| <dd><code>operandScope</code> - validator scope in which to validate operands to this |
| call; usually equal to scope, but not always because |
| some operators introduce new scopes</dd> |
| <dt><span class="seeLabel">另请参阅:</span></dt> |
| <dd><a href="../../../../../org/apache/calcite/sql/SqlNode.html#validateExpr-org.apache.calcite.sql.validate.SqlValidator-org.apache.calcite.sql.validate.SqlValidatorScope-"><code>SqlNode.validateExpr(SqlValidator, SqlValidatorScope)</code></a>, |
| <a href="../../../../../org/apache/calcite/sql/SqlOperator.html#deriveType-org.apache.calcite.sql.validate.SqlValidator-org.apache.calcite.sql.validate.SqlValidatorScope-org.apache.calcite.sql.SqlCall-"><code>SqlOperator.deriveType(SqlValidator, SqlValidatorScope, SqlCall)</code></a></dd> |
| </dl> |
| </li> |
| </ul> |
| </li> |
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| </li> |
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