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 <div class="subTitle">org.apache.calcite.config</div>
 <h2 title="枚举 CalciteConnectionProperty" class="title">枚举 CalciteConnectionProperty</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>
 <li>
 <ul class="inheritance">
 <li><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Enum.html?is-external=true" title="java.lang中的类或接口">java.lang.Enum</a>&lt;<a href="../../../../org/apache/calcite/config/CalciteConnectionProperty.html" title="org.apache.calcite.config中的枚举">CalciteConnectionProperty</a>&gt;</li>
 <li>
 <ul class="inheritance">
 <li>org.apache.calcite.config.CalciteConnectionProperty</li>
 </ul>
 </li>
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 <dl>
 <dt>所有已实现的接口:</dt>
 <dd><a href="https://docs.oracle.com/javase/8/docs/api/java/io/Serializable.html?is-external=true" title="java.io中的类或接口">Serializable</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Comparable.html?is-external=true" title="java.lang中的类或接口">Comparable</a>&lt;<a href="../../../../org/apache/calcite/config/CalciteConnectionProperty.html" title="org.apache.calcite.config中的枚举">CalciteConnectionProperty</a>&gt;, org.apache.calcite.avatica.ConnectionProperty</dd>
 </dl>
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 <br>
 <pre>public enum <span class="typeNameLabel">CalciteConnectionProperty</span>
 extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Enum.html?is-external=true" title="java.lang中的类或接口">Enum</a>&lt;<a href="../../../../org/apache/calcite/config/CalciteConnectionProperty.html" title="org.apache.calcite.config中的枚举">CalciteConnectionProperty</a>&gt;
 implements org.apache.calcite.avatica.ConnectionProperty</pre>
 <div class="block">Properties that may be specified on the JDBC connect string.</div>
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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.avatica.ConnectionProperty">
 <!--   -->
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 <h3>从接口继承的嵌套类/接口&nbsp;org.apache.calcite.avatica.ConnectionProperty</h3>
 <code>org.apache.calcite.avatica.ConnectionProperty.Type</code></li>
 </ul>
 </li>
 </ul>
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 <h3>枚举常量概要</h3>
 <table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="枚举常量概要表, 列表枚举常量和解释">
 <caption><span>枚举常量</span><span class="tabEnd">&nbsp;</span></caption>
 <tr>
 <th class="colOne" scope="col">枚举常量和说明</th>
 </tr>
 <tr class="altColor">
 <td class="colOne"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/config/CalciteConnectionProperty.html#APPROXIMATE_DECIMAL">APPROXIMATE_DECIMAL</a></span></code>
 <div class="block">Whether approximate results from aggregate functions on
  DECIMAL types are acceptable.</div>
 </td>
 </tr>
 <tr class="rowColor">
 <td class="colOne"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/config/CalciteConnectionProperty.html#APPROXIMATE_DISTINCT_COUNT">APPROXIMATE_DISTINCT_COUNT</a></span></code>
 <div class="block">Whether approximate results from <code>COUNT(DISTINCT ...)</code> aggregate
  functions are acceptable.</div>
 </td>
 </tr>
 <tr class="altColor">
 <td class="colOne"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/config/CalciteConnectionProperty.html#APPROXIMATE_TOP_N">APPROXIMATE_TOP_N</a></span></code>
 <div class="block">Whether approximate results from "Top N" queries
  (<code>ORDER BY aggFun DESC LIMIT n</code>) are acceptable.</div>
 </td>
 </tr>
 <tr class="rowColor">
 <td class="colOne"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/config/CalciteConnectionProperty.html#AUTO_TEMP">AUTO_TEMP</a></span></code>
 <div class="block">Whether to store query results in temporary tables.</div>
 </td>
 </tr>
 <tr class="altColor">
 <td class="colOne"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/config/CalciteConnectionProperty.html#CASE_SENSITIVE">CASE_SENSITIVE</a></span></code>
 <div class="block">Whether identifiers are matched case-sensitively.</div>
 </td>
 </tr>
 <tr class="rowColor">
 <td class="colOne"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/config/CalciteConnectionProperty.html#CONFORMANCE">CONFORMANCE</a></span></code>
 <div class="block">SQL conformance level.</div>
 </td>
 </tr>
 <tr class="altColor">
 <td class="colOne"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/config/CalciteConnectionProperty.html#CREATE_MATERIALIZATIONS">CREATE_MATERIALIZATIONS</a></span></code>
 <div class="block">Whether Calcite should create materializations.</div>
 </td>
 </tr>
 <tr class="rowColor">
 <td class="colOne"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/config/CalciteConnectionProperty.html#DEFAULT_NULL_COLLATION">DEFAULT_NULL_COLLATION</a></span></code>
 <div class="block">How NULL values should be sorted if neither NULLS FIRST nor NULLS LAST are
  specified.</div>
 </td>
 </tr>
 <tr class="altColor">
 <td class="colOne"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/config/CalciteConnectionProperty.html#DRUID_FETCH">DRUID_FETCH</a></span></code>
 <div class="block">How many rows the Druid adapter should fetch at a time when executing
  "select" queries.</div>
 </td>
 </tr>
 <tr class="rowColor">
 <td class="colOne"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/config/CalciteConnectionProperty.html#FORCE_DECORRELATE">FORCE_DECORRELATE</a></span></code>
 <div class="block">If the planner should try de-correlating as much as it is possible.</div>
 </td>
 </tr>
 <tr class="altColor">
 <td class="colOne"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/config/CalciteConnectionProperty.html#FUN">FUN</a></span></code>
 <div class="block">Collection of built-in functions and operators.</div>
 </td>
 </tr>
 <tr class="rowColor">
 <td class="colOne"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/config/CalciteConnectionProperty.html#LENIENT_OPERATOR_LOOKUP">LENIENT_OPERATOR_LOOKUP</a></span></code>
 <div class="block">Whether to make create implicit functions if functions do not exist
  in the operator table, default false.</div>
 </td>
 </tr>
 <tr class="altColor">
 <td class="colOne"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/config/CalciteConnectionProperty.html#LEX">LEX</a></span></code>
 <div class="block">Lexical policy.</div>
 </td>
 </tr>
 <tr class="rowColor">
 <td class="colOne"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/config/CalciteConnectionProperty.html#LOCALE">LOCALE</a></span></code>
 <div class="block">Returns the locale from the connect string.</div>
 </td>
 </tr>
 <tr class="altColor">
 <td class="colOne"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/config/CalciteConnectionProperty.html#MATERIALIZATIONS_ENABLED">MATERIALIZATIONS_ENABLED</a></span></code>
 <div class="block">Whether Calcite should use materializations.</div>
 </td>
 </tr>
 <tr class="rowColor">
 <td class="colOne"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/config/CalciteConnectionProperty.html#MODEL">MODEL</a></span></code>
 <div class="block">URI of the model.</div>
 </td>
 </tr>
 <tr class="altColor">
 <td class="colOne"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/config/CalciteConnectionProperty.html#NULL_EQUAL_TO_EMPTY">NULL_EQUAL_TO_EMPTY</a></span></code>
 <div class="block">Whether to treat empty strings as null for Druid Adapter.</div>
 </td>
 </tr>
 <tr class="rowColor">
 <td class="colOne"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/config/CalciteConnectionProperty.html#PARSER_FACTORY">PARSER_FACTORY</a></span></code>
 <div class="block">Parser factory.</div>
 </td>
 </tr>
 <tr class="altColor">
 <td class="colOne"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/config/CalciteConnectionProperty.html#QUOTED_CASING">QUOTED_CASING</a></span></code>
 <div class="block">How identifiers are stored if they are quoted.</div>
 </td>
 </tr>
 <tr class="rowColor">
 <td class="colOne"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/config/CalciteConnectionProperty.html#QUOTING">QUOTING</a></span></code>
 <div class="block">How identifiers are quoted.</div>
 </td>
 </tr>
 <tr class="altColor">
 <td class="colOne"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/config/CalciteConnectionProperty.html#SCHEMA">SCHEMA</a></span></code>
 <div class="block">Name of initial schema.</div>
 </td>
 </tr>
 <tr class="rowColor">
 <td class="colOne"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/config/CalciteConnectionProperty.html#SCHEMA_FACTORY">SCHEMA_FACTORY</a></span></code>
 <div class="block">Schema factory.</div>
 </td>
 </tr>
 <tr class="altColor">
 <td class="colOne"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/config/CalciteConnectionProperty.html#SCHEMA_TYPE">SCHEMA_TYPE</a></span></code>
 <div class="block">Schema type.</div>
 </td>
 </tr>
 <tr class="rowColor">
 <td class="colOne"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/config/CalciteConnectionProperty.html#SPARK">SPARK</a></span></code>
 <div class="block">Specifies whether Spark should be used as the engine for processing that
  cannot be pushed to the source system.</div>
 </td>
 </tr>
 <tr class="altColor">
 <td class="colOne"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/config/CalciteConnectionProperty.html#TIME_ZONE">TIME_ZONE</a></span></code>
 <div class="block">Returns the time zone from the connect string, for example 'gmt-3'.</div>
 </td>
 </tr>
 <tr class="rowColor">
 <td class="colOne"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/config/CalciteConnectionProperty.html#TYPE_COERCION">TYPE_COERCION</a></span></code>
 <div class="block">Whether to make implicit type coercion when type mismatch
  for validation, default true.</div>
 </td>
 </tr>
 <tr class="altColor">
 <td class="colOne"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/config/CalciteConnectionProperty.html#TYPE_SYSTEM">TYPE_SYSTEM</a></span></code>
 <div class="block">Type system.</div>
 </td>
 </tr>
 <tr class="rowColor">
 <td class="colOne"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/config/CalciteConnectionProperty.html#UNQUOTED_CASING">UNQUOTED_CASING</a></span></code>
 <div class="block">How identifiers are stored if they are not quoted.</div>
 </td>
 </tr>
 </table>
 </li>
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 <!-- =========== FIELD SUMMARY =========== -->
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 <h3>字段概要</h3>
 <table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="字段概要表, 列表字段和解释">
 <caption><span>字段</span><span class="tabEnd">&nbsp;</span></caption>
 <tr>
 <th class="colFirst" scope="col">限定符和类型</th>
 <th class="colLast" scope="col">字段和说明</th>
 </tr>
 <tr class="altColor">
 <td class="colFirst"><code>static <a href="../../../../org/apache/calcite/config/CalciteConnectionProperty.html" title="org.apache.calcite.config中的枚举">CalciteConnectionProperty</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/config/CalciteConnectionProperty.html#TIMEZONE">TIMEZONE</a></span></code>
 <div class="block"><span class="deprecatedLabel">已过时。</span>&nbsp;</div>
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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">&nbsp;</span></span><span id="t1" class="tableTab"><span><a href="javascript:show(1);">静态方法</a></span><span class="tabEnd">&nbsp;</span></span><span id="t2" class="tableTab"><span><a href="javascript:show(2);">实例方法</a></span><span class="tabEnd">&nbsp;</span></span><span id="t4" class="tableTab"><span><a href="javascript:show(8);">具体方法</a></span><span class="tabEnd">&nbsp;</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="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/config/CalciteConnectionProperty.html#camelName--">camelName</a></span>()</code>&nbsp;</td>
 </tr>
 <tr id="i1" class="rowColor">
 <td class="colFirst"><code><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></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/config/CalciteConnectionProperty.html#defaultValue--">defaultValue</a></span>()</code>&nbsp;</td>
 </tr>
 <tr id="i2" class="altColor">
 <td class="colFirst"><code>boolean</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/config/CalciteConnectionProperty.html#required--">required</a></span>()</code>&nbsp;</td>
 </tr>
 <tr id="i3" class="rowColor">
 <td class="colFirst"><code>org.apache.calcite.avatica.ConnectionProperty.Type</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/config/CalciteConnectionProperty.html#type--">type</a></span>()</code>&nbsp;</td>
 </tr>
 <tr id="i4" class="altColor">
 <td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Class.html?is-external=true" title="java.lang中的类或接口">Class</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/config/CalciteConnectionProperty.html#valueClass--">valueClass</a></span>()</code>&nbsp;</td>
 </tr>
 <tr id="i5" class="rowColor">
 <td class="colFirst"><code>static <a href="../../../../org/apache/calcite/config/CalciteConnectionProperty.html" title="org.apache.calcite.config中的枚举">CalciteConnectionProperty</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/config/CalciteConnectionProperty.html#valueOf-java.lang.String-">valueOf</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>&nbsp;name)</code>
 <div class="block">返回带有指定名称的该类型的枚举常量。</div>
 </td>
 </tr>
 <tr id="i6" class="altColor">
 <td class="colFirst"><code>static <a href="../../../../org/apache/calcite/config/CalciteConnectionProperty.html" title="org.apache.calcite.config中的枚举">CalciteConnectionProperty</a>[]</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/config/CalciteConnectionProperty.html#values--">values</a></span>()</code>
 <div class="block">按照声明该枚举类型的常量的顺序, 返回
 包含这些常量的数组。</div>
 </td>
 </tr>
 <tr id="i7" class="rowColor">
 <td class="colFirst"><code>org.apache.calcite.avatica.ConnectionConfigImpl.PropEnv</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/config/CalciteConnectionProperty.html#wrap-java.util.Properties-">wrap</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Properties.html?is-external=true" title="java.util中的类或接口">Properties</a>&nbsp;properties)</code>&nbsp;</td>
 </tr>
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 <h3>从类继承的方法&nbsp;java.lang.<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Enum.html?is-external=true" title="java.lang中的类或接口">Enum</a></h3>
 <code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Enum.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/Enum.html?is-external=true#compareTo-E-" title="java.lang中的类或接口">compareTo</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Enum.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/Enum.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/Enum.html?is-external=true#getDeclaringClass--" title="java.lang中的类或接口">getDeclaringClass</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Enum.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/Enum.html?is-external=true#name--" title="java.lang中的类或接口">name</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Enum.html?is-external=true#ordinal--" title="java.lang中的类或接口">ordinal</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Enum.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/Enum.html?is-external=true#valueOf-java.lang.Class-java.lang.String-" title="java.lang中的类或接口">valueOf</a></code></li>
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 <h3>从类继承的方法&nbsp;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>
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 <pre>public static final&nbsp;<a href="../../../../org/apache/calcite/config/CalciteConnectionProperty.html" title="org.apache.calcite.config中的枚举">CalciteConnectionProperty</a> APPROXIMATE_DISTINCT_COUNT</pre>
 <div class="block">Whether approximate results from <code>COUNT(DISTINCT ...)</code> aggregate
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 <div class="block">Whether approximate results from "Top N" queries
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 <div class="block">Whether approximate results from aggregate functions on
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 <pre>public static final&nbsp;<a href="../../../../org/apache/calcite/config/CalciteConnectionProperty.html" title="org.apache.calcite.config中的枚举">CalciteConnectionProperty</a> NULL_EQUAL_TO_EMPTY</pre>
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 <div class="block">Whether to store query results in temporary tables.</div>
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 <pre>public static final&nbsp;<a href="../../../../org/apache/calcite/config/CalciteConnectionProperty.html" title="org.apache.calcite.config中的枚举">CalciteConnectionProperty</a> MATERIALIZATIONS_ENABLED</pre>
 <div class="block">Whether Calcite should use materializations.</div>
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 <pre>public static final&nbsp;<a href="../../../../org/apache/calcite/config/CalciteConnectionProperty.html" title="org.apache.calcite.config中的枚举">CalciteConnectionProperty</a> CREATE_MATERIALIZATIONS</pre>
 <div class="block">Whether Calcite should create materializations.</div>
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 <pre>public static final&nbsp;<a href="../../../../org/apache/calcite/config/CalciteConnectionProperty.html" title="org.apache.calcite.config中的枚举">CalciteConnectionProperty</a> DEFAULT_NULL_COLLATION</pre>
 <div class="block">How NULL values should be sorted if neither NULLS FIRST nor NULLS LAST are
  specified. The default, HIGH, sorts NULL values the same as Oracle.</div>
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 <pre>public static final&nbsp;<a href="../../../../org/apache/calcite/config/CalciteConnectionProperty.html" title="org.apache.calcite.config中的枚举">CalciteConnectionProperty</a> DRUID_FETCH</pre>
 <div class="block">How many rows the Druid adapter should fetch at a time when executing
  "select" queries.</div>
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 <pre>public static final&nbsp;<a href="../../../../org/apache/calcite/config/CalciteConnectionProperty.html" title="org.apache.calcite.config中的枚举">CalciteConnectionProperty</a> MODEL</pre>
 <div class="block">URI of the model.</div>
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 <pre>public static final&nbsp;<a href="../../../../org/apache/calcite/config/CalciteConnectionProperty.html" title="org.apache.calcite.config中的枚举">CalciteConnectionProperty</a> LEX</pre>
 <div class="block">Lexical policy.</div>
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 <pre>public static final&nbsp;<a href="../../../../org/apache/calcite/config/CalciteConnectionProperty.html" title="org.apache.calcite.config中的枚举">CalciteConnectionProperty</a> FUN</pre>
 <div class="block">Collection of built-in functions and operators. Valid values include
  "standard", "mysql", "oracle", "postgresql" and "spatial", and also
  comma-separated lists, for example "oracle,spatial".</div>
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 <pre>public static final&nbsp;<a href="../../../../org/apache/calcite/config/CalciteConnectionProperty.html" title="org.apache.calcite.config中的枚举">CalciteConnectionProperty</a> QUOTING</pre>
 <div class="block">How identifiers are quoted.
   If not specified, value from <a href="../../../../org/apache/calcite/config/CalciteConnectionProperty.html#LEX"><code>LEX</code></a> is used.</div>
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 <div class="block">How identifiers are stored if they are quoted.
   If not specified, value from <a href="../../../../org/apache/calcite/config/CalciteConnectionProperty.html#LEX"><code>LEX</code></a> is used.</div>
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 <div class="block">How identifiers are stored if they are not quoted.
   If not specified, value from <a href="../../../../org/apache/calcite/config/CalciteConnectionProperty.html#LEX"><code>LEX</code></a> is used.</div>
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 <div class="block">Whether identifiers are matched case-sensitively.
   If not specified, value from <a href="../../../../org/apache/calcite/config/CalciteConnectionProperty.html#LEX"><code>LEX</code></a> is used.</div>
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 <div class="block">Parser factory.

  <p>The name of a class that implements
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 <div class="block">Name of initial schema.</div>
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 <div class="block">Schema factory.

  <p>The name of a class that implements
  <a href="../../../../org/apache/calcite/schema/SchemaFactory.html" title="org.apache.calcite.schema中的接口"><code>SchemaFactory</code></a>.

  <p>Ignored if <a href="../../../../org/apache/calcite/config/CalciteConnectionProperty.html#MODEL"><code>MODEL</code></a> is specified.</div>
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 <div class="block">Schema type.

  <p>Value may be null, "MAP", "JDBC", or "CUSTOM"
  (implicit if <a href="../../../../org/apache/calcite/config/CalciteConnectionProperty.html#SCHEMA_FACTORY"><code>SCHEMA_FACTORY</code></a> is specified).

  <p>Ignored if <a href="../../../../org/apache/calcite/config/CalciteConnectionProperty.html#MODEL"><code>MODEL</code></a> is specified.</div>
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 <pre>public static final&nbsp;<a href="../../../../org/apache/calcite/config/CalciteConnectionProperty.html" title="org.apache.calcite.config中的枚举">CalciteConnectionProperty</a> SPARK</pre>
 <div class="block">Specifies whether Spark should be used as the engine for processing that
  cannot be pushed to the source system. If false (the default), Calcite
  generates code that implements the Enumerable interface.</div>
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 <pre>public static final&nbsp;<a href="../../../../org/apache/calcite/config/CalciteConnectionProperty.html" title="org.apache.calcite.config中的枚举">CalciteConnectionProperty</a> TIME_ZONE</pre>
 <div class="block">Returns the time zone from the connect string, for example 'gmt-3'.
  If the time zone is not set then the JVM time zone is returned.
  Never null.</div>
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 <pre>public static final&nbsp;<a href="../../../../org/apache/calcite/config/CalciteConnectionProperty.html" title="org.apache.calcite.config中的枚举">CalciteConnectionProperty</a> LOCALE</pre>
 <div class="block">Returns the locale from the connect string.
  If the locale is not set, returns the root locale.
  Never null.
  Examples of valid locales: 'en', 'en_US',
  'de_DE', '_GB', 'en_US_WIN', 'de__POSIX', 'fr__MAC', ''.</div>
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 <div class="block">If the planner should try de-correlating as much as it is possible.
  If true (the default), Calcite de-correlates the plan.</div>
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 <div class="block">Type system. The name of a class that implements
  <a href="../../../../org/apache/calcite/rel/type/RelDataTypeSystem.html" title="org.apache.calcite.rel.type中的接口"><code>RelDataTypeSystem</code></a> and has a public
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 <div class="block">SQL conformance level.</div>
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 <div class="block">Whether to make implicit type coercion when type mismatch
  for validation, default true.</div>
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 <div class="block">Whether to make create implicit functions if functions do not exist
  in the operator table, default false.</div>
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 <div class="block"><span class="deprecatedLabel">已过时。</span>&nbsp;</div>
 <div class="block">Deprecated; use <a href="../../../../org/apache/calcite/config/CalciteConnectionProperty.html#TIME_ZONE"><code>TIME_ZONE</code></a>.</div>
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 <div class="block">按照声明该枚举类型的常量的顺序, 返回
 包含这些常量的数组。该方法可用于迭代
 常量, 如下所示:
 <pre>
 for (CalciteConnectionProperty c : CalciteConnectionProperty.values())
 &nbsp;   System.out.println(c);
 </pre></div>
 <dl>
 <dt><span class="returnLabel">返回:</span></dt>
 <dd>按照声明该枚举类型的常量的顺序返回的包含这些常量的数组</dd>
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 <pre>public static&nbsp;<a href="../../../../org/apache/calcite/config/CalciteConnectionProperty.html" title="org.apache.calcite.config中的枚举">CalciteConnectionProperty</a>&nbsp;valueOf(<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>&nbsp;name)</pre>
 <div class="block">返回带有指定名称的该类型的枚举常量。
 字符串必须与用于声明该类型的枚举常量的
 标识符<i>完全</i>匹配。(不允许有多余
 的空格字符。)</div>
 <dl>
 <dt><span class="paramLabel">参数:</span></dt>
 <dd><code>name</code> - 要返回的枚举常量的名称。</dd>
 <dt><span class="returnLabel">返回:</span></dt>
 <dd>返回带有指定名称的枚举常量</dd>
 <dt><span class="throwsLabel">抛出:</span></dt>
 <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="java.lang中的类或接口">IllegalArgumentException</a></code> - 如果该枚举类型没有带有指定名称的常量</dd>
 <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/NullPointerException.html?is-external=true" title="java.lang中的类或接口">NullPointerException</a></code> - 如果参数为空值</dd>
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 <pre>public&nbsp;<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>&nbsp;camelName()</pre>
 <dl>
 <dt><span class="overrideSpecifyLabel">指定者:</span></dt>
 <dd><code>camelName</code>&nbsp;在接口中&nbsp;<code>org.apache.calcite.avatica.ConnectionProperty</code></dd>
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 <pre>public&nbsp;<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>&nbsp;defaultValue()</pre>
 <dl>
 <dt><span class="overrideSpecifyLabel">指定者:</span></dt>
 <dd><code>defaultValue</code>&nbsp;在接口中&nbsp;<code>org.apache.calcite.avatica.ConnectionProperty</code></dd>
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 <dl>
 <dt><span class="overrideSpecifyLabel">指定者:</span></dt>
 <dd><code>type</code>&nbsp;在接口中&nbsp;<code>org.apache.calcite.avatica.ConnectionProperty</code></dd>
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 <pre>public&nbsp;<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Class.html?is-external=true" title="java.lang中的类或接口">Class</a>&nbsp;valueClass()</pre>
 <dl>
 <dt><span class="overrideSpecifyLabel">指定者:</span></dt>
 <dd><code>valueClass</code>&nbsp;在接口中&nbsp;<code>org.apache.calcite.avatica.ConnectionProperty</code></dd>
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 <pre>public&nbsp;boolean&nbsp;required()</pre>
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 <dl>
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